{"id":1566,"date":"2026-06-22T08:57:16","date_gmt":"2026-06-22T08:57:16","guid":{"rendered":"https:\/\/haktak.com\/?p=1566"},"modified":"2026-06-22T08:57:18","modified_gmt":"2026-06-22T08:57:18","slug":"how-bond-line-thickness-affects-thermal-performance","status":"publish","type":"post","link":"https:\/\/haktak.com\/vi\/how-bond-line-thickness-affects-thermal-performance\/","title":{"rendered":"\u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng n\u1ed1i \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u00e1ch nhi\u1ec7t"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\u0110\u1ed9 d\u00e0y l\u1edbp li\u00ean k\u1ebft (th\u01b0\u1eddng \u0111\u01b0\u1ee3c vi\u1ebft t\u1eaft l\u00e0 BLT) l\u00e0 \u0111\u1ed9 d\u00e0y c\u1ee7a v\u1eadt li\u1ec7u giao di\u1ec7n nhi\u1ec7t n\u1eb1m gi\u1eefa ngu\u1ed3n nhi\u1ec7t v\u00e0 b\u1ec1 m\u1eb7t t\u1ea3n nhi\u1ec7t. Y\u1ebfu t\u1ed1 n\u00e0y \u1ea3nh h\u01b0\u1edfng r\u1ea5t l\u1edbn \u0111\u1ebfn hi\u1ec7u su\u1ea5t t\u1ea3n nhi\u1ec7t v\u00ec nhi\u1ec7t ph\u1ea3i truy\u1ec1n qua l\u1edbp n\u00e0y tr\u01b0\u1edbc khi \u0111\u1ebfn b\u1ed9 t\u1ea3n nhi\u1ec7t, t\u1ea5m l\u00e0m m\u00e1t, v\u1ecf m\u00e1y ho\u1eb7c khung m\u00e1y.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"899\" height=\"658\" src=\"https:\/\/haktak.com\/wp-content\/uploads\/2026\/06\/image-1.png\" alt=\"how-bond-line-thickness-affects-thermal-performance\" class=\"wp-image-1538\" srcset=\"https:\/\/haktak.com\/wp-content\/uploads\/2026\/06\/image-1.png 899w, https:\/\/haktak.com\/wp-content\/uploads\/2026\/06\/image-1-300x220.png 300w, https:\/\/haktak.com\/wp-content\/uploads\/2026\/06\/image-1-768x562.png 768w, https:\/\/haktak.com\/wp-content\/uploads\/2026\/06\/image-1-16x12.png 16w, https:\/\/haktak.com\/wp-content\/uploads\/2026\/06\/image-1-600x439.png 600w\" sizes=\"(max-width: 899px) 100vw, 899px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Trong h\u1ea7u h\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p, l\u1edbp keo m\u1ecfng h\u01a1n s\u1ebd gi\u00fap gi\u1ea3m \u0111i\u1ec7n tr\u1edf nhi\u1ec7t v\u00e0 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng t\u1ea3n nhi\u1ec7t, mi\u1ec5n l\u00e0 v\u1eadt li\u1ec7u v\u1eabn l\u1ea5p \u0111\u1ea7y c\u00e1c khe h\u1edf kh\u00f4ng kh\u00ed v\u00e0 duy tr\u00ec ti\u1ebfp x\u00fac ho\u00e0n to\u00e0n. L\u1edbp keo qu\u00e1 d\u00e0y c\u00f3 th\u1ec3 l\u00e0m t\u0103ng \u0111i\u1ec7n tr\u1edf nhi\u1ec7t, ngay c\u1ea3 khi v\u1eadt li\u1ec7u giao di\u1ec7n nhi\u1ec7t c\u00f3 gi\u00e1 tr\u1ecb W\/mK cao. L\u1edbp keo qu\u00e1 m\u1ecfng c\u00f3 th\u1ec3 \u0111\u1ec3 l\u1ea1i c\u00e1c kho\u1ea3ng tr\u1ed1ng, c\u00e1c v\u00f9ng ti\u1ebfp x\u00fac kh\u00f4 ho\u1eb7c l\u1edbp ph\u1ee7 kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n: <strong>L\u1edbp keo t\u1ed1t nh\u1ea5t kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng l\u00e0 l\u1edbp m\u1ecfng nh\u1ea5t c\u00f3 th\u1ec3. \u0110\u00f3 l\u00e0 l\u1edbp m\u1ecfng nh\u1ea5t nh\u01b0ng v\u1eabn \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady, \u0111\u1ed3ng th\u1eddi l\u1ea5p \u0111\u1ea7y ho\u00e0n to\u00e0n b\u1ec1 m\u1eb7t ti\u1ebfp gi\u00e1p.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c k\u1ef9 s\u01b0 khi l\u1ef1a ch\u1ecdn m\u1ee1 t\u1ea3n nhi\u1ec7t, mi\u1ebfng \u0111\u1ec7m t\u1ea3n nhi\u1ec7t, mi\u1ebfng \u0111\u1ec7m t\u1ea3n nhi\u1ec7t PCM, b\u1ed9t t\u1ea3n nhi\u1ec7t ho\u1eb7c ch\u1ea5t l\u1ea5p khe h\u1edf, BLT l\u00e0 m\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t quy\u1ebft \u0111\u1ecbnh hi\u1ec7u su\u1ea5t t\u1ea3n nhi\u1ec7t th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng keo l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 d\u00e0y l\u1edbp li\u00ean k\u1ebft l\u00e0 \u0111\u1ed9 d\u00e0y cu\u1ed1i c\u00f9ng c\u1ee7a v\u1eadt li\u1ec7u giao di\u1ec7n nhi\u1ec7t (TIM) sau khi l\u1eafp r\u00e1p. \u0110\u00e2y l\u00e0 kho\u1ea3ng c\u00e1ch gi\u1eefa ngu\u1ed3n nhi\u1ec7t v\u00e0 b\u1ec1 m\u1eb7t t\u1ea3n nhi\u1ec7t sau khi v\u1eadt li\u1ec7u TIM \u0111\u00e3 \u0111\u01b0\u1ee3c n\u00e9n, tr\u1ea3i \u0111\u1ec1u, \u0111\u00f3ng r\u1eafn ho\u1eb7c k\u00edch ho\u1ea1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ngu\u1ed3n nhi\u1ec7t c\u00f3 th\u1ec3 l\u00e0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>B\u1ed9 x\u1eed l\u00fd<\/li>\n\n\n\n<li>GPU<\/li>\n\n\n\n<li>M\u00f4-\u0111un LED<\/li>\n\n\n\n<li>MOSFET<\/li>\n\n\n\n<li>IGBT<\/li>\n\n\n\n<li>M\u00f4-\u0111un ngu\u1ed3n<\/li>\n\n\n\n<li>Th\u00e0nh ph\u1ea7n pin<\/li>\n\n\n\n<li>Chip vi\u1ec5n th\u00f4ng<\/li>\n\n\n\n<li>B\u1ed9 \u0111i\u1ec1u khi\u1ec3n c\u00f4ng nghi\u1ec7p<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ec1 m\u1eb7t l\u00e0m m\u00e1t c\u00f3 th\u1ec3 l\u00e0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>B\u1ed9 t\u1ea3n nhi\u1ec7t<\/li>\n\n\n\n<li>T\u1ea5m l\u00e0m m\u00e1t<\/li>\n\n\n\n<li>V\u1ecf nh\u00f4m<\/li>\n\n\n\n<li>Khung kim lo\u1ea1i<\/li>\n\n\n\n<li>B\u1ed9 t\u1ea3n nhi\u1ec7t<\/li>\n\n\n\n<li>T\u01b0\u1eddng bao<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u1ea5t d\u1eabn nhi\u1ec7t (TIM) n\u1eb1m gi\u1eefa c\u00e1c b\u1ec1 m\u1eb7t n\u00e0y v\u00e0 l\u1ea5p \u0111\u1ea7y c\u00e1c khe h\u1edf v\u1ed1n c\u00f3 th\u1ec3 ch\u1ee9a kh\u00f4ng kh\u00ed. Do kh\u00f4ng kh\u00ed c\u00f3 \u0111\u1ed9 d\u1eabn nhi\u1ec7t r\u1ea5t th\u1ea5p, vi\u1ec7c thay th\u1ebf kh\u00f4ng kh\u00ed b\u1eb1ng TIM s\u1ebd gi\u00fap c\u1ea3i thi\u1ec7n qu\u00e1 tr\u00ecnh truy\u1ec1n nhi\u1ec7t. Tuy nhi\u00ean, b\u1ea3n th\u00e2n TIM v\u1eabn c\u00f3 \u0111\u1ed9 c\u1ea3n nhi\u1ec7t. L\u1edbp TIM c\u00e0ng d\u00e0y th\u00ec nhi\u1ec7t ph\u1ea3i v\u01b0\u1ee3t qua \u0111\u1ed9 c\u1ea3n nhi\u1ec7t c\u00e0ng l\u1edbn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 ch\u00ednh l\u00e0 l\u00fd do t\u1ea1i sao BLT l\u1ea1i quan tr\u1ecdng \u0111\u1ebfn v\u1eady.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1i sao \u0111\u1ed9 d\u00e0y \u0111\u01b0\u1eddng n\u1ed1i l\u1ea1i quan tr\u1ecdng<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed1i quan h\u1ec7 gi\u1eefa \u0111i\u1ec7n tr\u1edf nhi\u1ec7t v\u00e0 \u0111\u1ed9 d\u00e0y l\u1edbp li\u00ean k\u1ebft c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i th\u00edch b\u1eb1ng m\u1ed9t ph\u01b0\u01a1ng tr\u00ecnh \u0111\u01a1n gi\u1ea3n:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>R = t \/ (k \u00d7 A)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ecba \u0111i\u1ec3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>R<\/strong> l\u00e0 \u0111i\u1ec7n tr\u1edf nhi\u1ec7t<\/li>\n\n\n\n<li><strong>t<\/strong> l\u00e0 \u0111\u1ed9 d\u00e0y c\u1ee7a \u0111\u01b0\u1eddng n\u1ed1i<\/li>\n\n\n\n<li><strong>k<\/strong> l\u00e0 \u0111\u1ed9 d\u1eabn nhi\u1ec7t<\/li>\n\n\n\n<li><strong>A<\/strong> l\u00e0 di\u1ec7n t\u00edch ti\u1ebfp x\u00fac<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u01b0\u01a1ng tr\u00ecnh n\u00e0y cho th\u1ea5y \u0111i\u1ec7n tr\u1edf nhi\u1ec7t t\u0103ng l\u00ean khi \u0111\u1ed9 d\u00e0y t\u0103ng l\u00ean. N\u1ebfu t\u1ea5t c\u1ea3 c\u00e1c y\u1ebfu t\u1ed1 kh\u00e1c kh\u00f4ng thay \u0111\u1ed5i, vi\u1ec7c t\u0103ng g\u1ea5p \u0111\u00f4i \u0111\u1ed9 d\u00e0y \u0111\u01b0\u1eddng n\u1ed1i s\u1ebd l\u00e0m t\u0103ng g\u1ea5p \u0111\u00f4i \u0111i\u1ec7n tr\u1edf nhi\u1ec7t th\u1ec3 t\u00edch c\u1ee7a l\u1edbp TIM.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y c\u0169ng ch\u00ednh l\u00e0 l\u00fd do t\u1ea1i sao ch\u1ea5t d\u1eabn nhi\u1ec7t (TIM) c\u00f3 \u0111\u1ed9 d\u1eabn nhi\u1ec7t cao kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng mang l\u1ea1i hi\u1ec7u qu\u1ea3 l\u00e0m m\u00e1t t\u1ed1t h\u01a1n. N\u1ebfu v\u1eadt li\u1ec7u n\u00e0y t\u1ea1o ra l\u1edbp li\u00ean k\u1ebft d\u00e0y, \u0111i\u1ec7n tr\u1edf nhi\u1ec7t th\u1ef1c t\u1ebf c\u1ee7a n\u00f3 v\u1eabn c\u00f3 th\u1ec3 \u1edf m\u1ee9c cao.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">HakTak \u0111\u00e3 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn v\u1ea5n \u0111\u1ec1 n\u00e0y m\u1ed9t c\u00e1ch chi ti\u1ebft h\u01a1n trong <a href=\"https:\/\/haktak.com\/vi\/why-high-wmk-does-not-always-mean-better-cooling-performance\/\">T\u1ea1i sao h\u1ec7 s\u1ed1 W\/mK cao kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng \u0111\u1ed3ng ngh\u0129a v\u1edbi hi\u1ec7u su\u1ea5t l\u00e0m m\u00e1t t\u1ed1t h\u01a1n<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ed9 d\u1eabn nhi\u1ec7t so v\u1edbi \u0111\u1ed9 d\u00e0y l\u1edbp li\u00ean k\u1ebft<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 d\u1eabn nhi\u1ec7t thu h\u00fat r\u1ea5t nhi\u1ec1u s\u1ef1 ch\u00fa \u00fd v\u00ec \u0111\u00e2y l\u00e0 th\u00f4ng s\u1ed1 d\u1ec5 so s\u00e1nh tr\u00ean b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt. M\u1ed9t v\u1eadt li\u1ec7u c\u00f3 gi\u00e1 tr\u1ecb 10 W\/mK d\u01b0\u1eddng nh\u01b0 t\u1ed1t h\u01a1n so v\u1edbi v\u1eadt li\u1ec7u c\u00f3 gi\u00e1 tr\u1ecb 5 W\/mK.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, trong qu\u00e1 tr\u00ecnh l\u1ef1a ch\u1ecdn TIM th\u1ef1c t\u1ebf, \u0111\u1ed9 d\u00e0y c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u1ebft qu\u1ea3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">V\u1eadt li\u1ec7u<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u0110\u1ed9 d\u1eabn nhi\u1ec7t<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng n\u1ed1i<\/td><td class=\"has-text-align-center\" data-align=\"center\">K\u1ebft qu\u1ea3 th\u1ef1c ti\u1ec5n<\/td><\/tr><tr><td>V\u1eadt li\u1ec7u A<\/td><td>10 W\/mK<\/td><td>0,30 mm<\/td><td>\u0110\u1ed9 kh\u00e1ng cao h\u01a1n d\u1ef1 ki\u1ebfn<\/td><\/tr><tr><td>T\u00e0i li\u1ec7u B<\/td><td>5 W\/mK<\/td><td>0,08 mm<\/td><td>C\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 h\u01a1n trong giao di\u1ec7n th\u1ef1c t\u1ebf<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1eb7c d\u00f9 V\u1eadt li\u1ec7u A c\u00f3 \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n cao h\u01a1n, nh\u01b0ng V\u1eadt li\u1ec7u B c\u00f3 th\u1ec3 l\u00e0m m\u00e1t t\u1ed1t h\u01a1n n\u1ebfu n\u00f3 t\u1ea1o th\u00e0nh m\u1ed9t l\u1edbp giao di\u1ec7n m\u1ecfng h\u01a1n nhi\u1ec1u v\u00e0 ho\u00e0n ch\u1ec9nh h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao c\u00e1c k\u1ef9 s\u01b0 n\u00ean \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 kh\u00e1ng nhi\u1ec7t ho\u1eb7c tr\u1edf kh\u00e1ng nhi\u1ec7t, ch\u1ee9 kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 W\/mK. \u0110\u1ec3 t\u00ecm hi\u1ec3u th\u00eam th\u00f4ng tin chi ti\u1ebft, h\u00e3y tham kh\u1ea3o h\u01b0\u1edbng d\u1eabn c\u1ee7a HakTak: <a href=\"https:\/\/haktak.com\/vi\/thermal-conductivity-vs-thermal-impedance-tim-selection\/\">\u0110\u1ed9 d\u1eabn nhi\u1ec7t so v\u1edbi tr\u1edf kh\u00e1ng nhi\u1ec7t trong vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u d\u1eabn nhi\u1ec7t (TIM)<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Vai tr\u00f2 ti\u1ec1m \u1ea9n c\u1ee7a \u0111i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t l\u1edbp BLT t\u1ed1t nh\u1ea5t kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 con s\u1ed1 nh\u1ecf nh\u1ea5t. L\u1edbp TIM c\u00f2n ph\u1ea3i l\u1ea5p \u0111\u1ea7y c\u00e1c khuy\u1ebft \u0111i\u1ec3m v\u1ec1 \u0111\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t v\u00e0 lo\u1ea1i b\u1ecf c\u00e1c khe h\u1edf kh\u00f4ng kh\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c b\u1ec1 m\u1eb7t th\u1ef1c t\u1ebf kh\u00f4ng ho\u00e0n to\u00e0n ph\u1eb3ng. Ngay c\u1ea3 c\u00e1c b\u1ec1 m\u1eb7t kim lo\u1ea1i \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u00e1nh b\u00f3ng c\u0169ng ch\u1ee9a nh\u1eefng \u0111\u1ec9nh v\u00e0 thung l\u0169ng \u1edf c\u1ea5p \u0111\u1ed9 vi m\u00f4. Khi hai b\u1ec1 m\u1eb7t r\u1eafn ti\u1ebfp x\u00fac v\u1edbi nhau, ch\u1ec9 c\u00f3 m\u1ed9t s\u1ed1 \u0111i\u1ec3m cao m\u1edbi ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp. Ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac ch\u1ee9a kh\u00f4ng kh\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu l\u1edbp keo qu\u00e1 m\u1ecfng, ch\u1ea5t d\u1eabn nhi\u1ec7t (TIM) c\u00f3 th\u1ec3 kh\u00f4ng l\u1ea5p \u0111\u1ea7y ho\u00e0n to\u00e0n c\u00e1c kho\u1ea3ng tr\u1ed1ng n\u00e0y. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 g\u00e2y ra \u0111i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac, c\u00e1c \u0111i\u1ec3m n\u00f3ng v\u00e0 hi\u1ec7u su\u1ea5t t\u1ea3n nhi\u1ec7t kh\u00f4ng \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t<\/li>\n\n\n\n<li>\u0110\u1ed9 s\u1ea1ch b\u1ec1 m\u1eb7t<\/li>\n\n\n\n<li>\u00c1p l\u1ef1c ti\u1ebfp x\u00fac<\/li>\n\n\n\n<li>H\u00e0nh vi th\u1ea5m \u01b0\u1edbt c\u1ee7a TIM<\/li>\n\n\n\n<li>\u0110\u1ed9 nh\u1edbt ho\u1eb7c \u0111\u1ed9 c\u1ee9ng c\u1ee7a v\u1eadt li\u1ec7u<\/li>\n\n\n\n<li>K\u00edch th\u01b0\u1edbc h\u1ea1t<\/li>\n\n\n\n<li>Kho\u1ea3ng tr\u1ed1ng kh\u00f4ng kh\u00ed<\/li>\n\n\n\n<li>Qu\u00e1 tr\u00ecnh oxy h\u00f3a ho\u1eb7c \u00f4 nhi\u1ec5m<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c b\u1ec1 m\u1eb7t r\u1ea5t ph\u1eb3ng, m\u1ed9t l\u1edbp m\u1ee1 m\u1ecfng c\u00f3 th\u1ec3 mang l\u1ea1i hi\u1ec7u qu\u1ea3 t\u1ed1t. \u0110\u1ed1i v\u1edbi c\u00e1c b\u1ec1 m\u1eb7t g\u1ed3 gh\u1ec1 ho\u1eb7c kh\u00f4ng b\u1eb1ng ph\u1eb3ng, m\u1ed9t l\u1edbp d\u00e0y h\u01a1n m\u1ed9t ch\u00fat ho\u1eb7c v\u1eadt li\u1ec7u c\u00f3 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng t\u1ed1t h\u01a1n c\u00f3 th\u1ec3 mang l\u1ea1i hi\u1ec7u qu\u1ea3 cao h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00f3i c\u00e1ch kh\u00e1c, m\u1ee5c ti\u00eau kh\u00f4ng ph\u1ea3i l\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c gi\u00e1 tr\u1ecb BLT t\u1ed1i thi\u1ec3u b\u1eb1ng m\u1ecdi gi\u00e1. M\u1ee5c ti\u00eau l\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ed5ng \u0111i\u1ec7n tr\u1edf nhi\u1ec7t th\u1ea5p.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ed9 d\u00e0y l\u1edbp k\u1ebft d\u00ednh trong m\u1ee1 t\u1ea3n nhi\u1ec7t<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1006\" height=\"636\" src=\"https:\/\/haktak.com\/wp-content\/uploads\/2026\/03\/image-7.png\" alt=\"Bond Line Thickness in Thermal Grease\" class=\"wp-image-1413\" srcset=\"https:\/\/haktak.com\/wp-content\/uploads\/2026\/03\/image-7.png 1006w, https:\/\/haktak.com\/wp-content\/uploads\/2026\/03\/image-7-300x190.png 300w, https:\/\/haktak.com\/wp-content\/uploads\/2026\/03\/image-7-768x486.png 768w, https:\/\/haktak.com\/wp-content\/uploads\/2026\/03\/image-7-18x12.png 18w, https:\/\/haktak.com\/wp-content\/uploads\/2026\/03\/image-7-600x379.png 600w\" sizes=\"(max-width: 1006px) 100vw, 1006px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ee1 d\u1eabn nhi\u1ec7t v\u00e0 ch\u1ea5t b\u00f4i tr\u01a1n d\u1eabn nhi\u1ec7t \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u1ea1o th\u00e0nh c\u00e1c l\u1edbp ti\u1ebfp x\u00fac c\u1ef1c m\u1ecfng. Khi \u0111\u01b0\u1ee3c b\u00f4i \u0111\u00fang c\u00e1ch, ch\u00fang s\u1ebd lan t\u1ecfa v\u00e0o c\u00e1c v\u1ebft g\u1ed3 gh\u1ec1 vi m\u00f4 tr\u00ean b\u1ec1 m\u1eb7t v\u00e0 t\u1ea1o ra \u0111i\u1ec7n tr\u1edf nhi\u1ec7t th\u1ea5p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, r\u1ea5t d\u1ec5 b\u00f4i qu\u00e1 nhi\u1ec1u m\u1ee1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1eed d\u1ee5ng qu\u00e1 nhi\u1ec1u keo t\u1ea3n nhi\u1ec7t c\u00f3 th\u1ec3:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u0103ng \u0111\u1ed9 d\u00e0y \u0111\u01b0\u1eddng vi\u1ec1n<\/li>\n\n\n\n<li>Lo\u1ea1i b\u1ecf b\u1ecdt kh\u00ed<\/li>\n\n\n\n<li>T\u0103ng \u0111i\u1ec7n tr\u1edf nhi\u1ec7t<\/li>\n\n\n\n<li>G\u00e2y ra vi\u1ec7c mua l\u1ea1i to\u00e0n b\u1ed9 c\u1ed5 ph\u1ea7n<\/li>\n\n\n\n<li>G\u00e2y \u00f4 nhi\u1ec5m cho c\u00e1c linh ki\u1ec7n l\u00e2n c\u1eadn<\/li>\n\n\n\n<li>Gi\u1ea3m \u0111\u1ed9 l\u1eb7p l\u1ea1i trong qu\u00e1 tr\u00ecnh l\u1eafp r\u00e1p<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu l\u01b0\u1ee3ng keo t\u1ea3n nhi\u1ec7t qu\u00e1 \u00edt th\u00ec c\u00f3 th\u1ec3:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tr\u00e1nh c\u00e1c v\u00f9ng ti\u1ebfp x\u00fac kh\u00f4<\/li>\n\n\n\n<li>T\u1ea1o c\u00e1c kho\u1ea3ng tr\u1ed1ng ch\u1ee9a kh\u00f4ng kh\u00ed<\/li>\n\n\n\n<li>G\u00e2y ra s\u1ef1 truy\u1ec1n nhi\u1ec7t kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u<\/li>\n\n\n\n<li>L\u00e0m t\u0103ng nguy c\u01a1 xu\u1ea5t hi\u1ec7n c\u00e1c \u0111i\u1ec3m n\u00f3ng<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">L\u01b0\u1ee3ng s\u1eed d\u1ee5ng ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t, \u00e1p su\u1ea5t, \u0111\u1ed9 ph\u1eb3ng b\u1ec1 m\u1eb7t, \u0111\u1ed9 nh\u1edbt v\u00e0 ph\u01b0\u01a1ng ph\u00e1p l\u1eafp r\u00e1p. B\u00e0i vi\u1ebft c\u1ee7a HakTak <a href=\"https:\/\/haktak.com\/vi\/tips-applying-thermal-grease-how-it-works\/\">M\u1eb9o b\u00f4i m\u1ee1 t\u1ea3n nhi\u1ec7t v\u00e0 c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3<\/a> gi\u1ea3i th\u00edch c\u00e1c v\u1ea5n \u0111\u1ec1 c\u1ea7n l\u01b0u \u00fd khi \u00e1p d\u1ee5ng v\u00e0o th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi m\u1ee1 t\u1ea3n nhi\u1ec7t, vi\u1ec7c ki\u1ec3m so\u00e1t BLT th\u01b0\u1eddng li\u00ean quan \u0111\u1ebfn k\u1ef7 lu\u1eadt quy tr\u00ecnh. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n \u0111\u1ea3m b\u1ea3o l\u01b0\u1ee3ng m\u1ee1 b\u00f4i \u0111\u1ec1u \u0111\u1eb7n, b\u1ec1 m\u1eb7t s\u1ea1ch s\u1ebd, \u00e1p l\u1ef1c ph\u00f9 h\u1ee3p v\u00e0 ph\u01b0\u01a1ng ph\u00e1p l\u1eafp r\u00e1p c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng h\u00e0n trong mi\u1ebfng t\u1ea3n nhi\u1ec7t<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Mi\u1ebfng \u0111\u1ec7m t\u1ea3n nhi\u1ec7t \u0111\u01b0\u1ee3c cung c\u1ea5p v\u1edbi c\u00e1c \u0111\u1ed9 d\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh s\u1eb5n. \u0110i\u1ec1u n\u00e0y gi\u00fap ch\u00fang s\u1ea1ch h\u01a1n v\u00e0 \u0111\u1ea3m b\u1ea3o t\u00ednh l\u1eb7p l\u1ea1i cao h\u01a1n so v\u1edbi m\u1ee1 b\u00f4i tr\u01a1n, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t. Tuy nhi\u00ean, vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u1ed9 d\u00e0y c\u1ee7a mi\u1ebfng \u0111\u1ec7m l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu mi\u1ebfng \u0111\u1ec7m qu\u00e1 m\u1ecfng, n\u00f3 c\u00f3 th\u1ec3 kh\u00f4ng ti\u1ebfp x\u00fac ho\u00e0n to\u00e0n v\u1edbi c\u1ea3 hai b\u1ec1 m\u1eb7t. N\u1ebfu mi\u1ebfng \u0111\u1ec7m qu\u00e1 d\u00e0y, n\u00f3 c\u00f3 th\u1ec3 l\u00e0m t\u0103ng \u0111i\u1ec7n tr\u1edf nhi\u1ec7t ho\u1eb7c g\u00e2y \u00e1p l\u1ef1c qu\u00e1 m\u1ee9c l\u00ean c\u00e1c linh ki\u1ec7n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mi\u1ebfng t\u1ea3n nhi\u1ec7t BLT ph\u1ee5 thu\u1ed9c v\u00e0o:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9 d\u00e0y ban \u0111\u1ea7u c\u1ee7a mi\u1ebfng \u0111\u1ec7m<\/li>\n\n\n\n<li>T\u1ef7 l\u1ec7 n\u00e9n<\/li>\n\n\n\n<li>\u0110\u1ed9 c\u1ee9ng c\u1ee7a mi\u1ebfng \u0111\u1ec7m<\/li>\n\n\n\n<li>K\u00edch th\u01b0\u1edbc khe h\u1edf<\/li>\n\n\n\n<li>Dung sai khe h\u1edf<\/li>\n\n\n\n<li>\u0110\u1ed9 ph\u1eb3ng b\u1ec1 m\u1eb7t<\/li>\n\n\n\n<li>\u00c1p su\u1ea5t l\u1eafp r\u00e1p<\/li>\n\n\n\n<li>\u0110\u1ed9 bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n do n\u00e9n l\u00e2u d\u00e0i<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00f4ng th\u01b0\u1eddng, n\u00ean l\u1ef1a ch\u1ecdn mi\u1ebfng \u0111\u1ec7m t\u1ea3n nhi\u1ec7t d\u1ef1a tr\u00ean kho\u1ea3ng c\u00e1ch th\u1ef1c t\u1ebf v\u00e0 ph\u1ea1m vi n\u00e9n c\u1ea7n thi\u1ebft. M\u1ed9t sai l\u1ea7m th\u01b0\u1eddng g\u1eb7p l\u00e0 ch\u1ecdn mi\u1ebfng \u0111\u1ec7m d\u00e0y \u201cch\u1ec9 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o n\u00f3 ti\u1ebfp x\u00fac \u0111\u01b0\u1ee3c\u201d. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 g\u00e2y ra l\u1ef1c c\u1ea3n qu\u00e1 m\u1ee9c v\u00e0 \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1ch ti\u1ebfp c\u1eadn t\u1ed1t h\u01a1n l\u00e0 \u0111o l\u01b0\u1eddng kho\u1ea3ng c\u00e1ch th\u1ef1c t\u1ebf, hi\u1ec3u r\u00f5 hi\u1ec7n t\u01b0\u1ee3ng c\u1ed9ng d\u1ed3n dung sai v\u00e0 ch\u1ecdn mi\u1ebfng \u0111\u1ec7m c\u00f3 th\u1ec3 n\u00e9n \u0111\u00fang c\u00e1ch m\u00e0 kh\u00f4ng g\u00e2y qu\u00e1 t\u1ea3i cho b\u1ea3ng m\u1ea1ch in (PCB) ho\u1eb7c linh ki\u1ec7n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng h\u00e0n trong mi\u1ebfng t\u1ea3n nhi\u1ec7t PCM<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"872\" height=\"537\" src=\"https:\/\/haktak.com\/wp-content\/uploads\/2026\/03\/image-5.png\" alt=\"Bond Line Thickness in PCM Thermal Pads\" class=\"wp-image-1411\" srcset=\"https:\/\/haktak.com\/wp-content\/uploads\/2026\/03\/image-5.png 872w, https:\/\/haktak.com\/wp-content\/uploads\/2026\/03\/image-5-300x185.png 300w, https:\/\/haktak.com\/wp-content\/uploads\/2026\/03\/image-5-768x473.png 768w, https:\/\/haktak.com\/wp-content\/uploads\/2026\/03\/image-5-18x12.png 18w, https:\/\/haktak.com\/wp-content\/uploads\/2026\/03\/image-5-600x369.png 600w\" sizes=\"(max-width: 872px) 100vw, 872px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eadt li\u1ec7u thay \u0111\u1ed5i pha (PCM) hay mi\u1ebfng \u0111\u1ec7m t\u1ea3n nhi\u1ec7t PCM c\u00f3 t\u00ednh ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng kh\u00e1c v\u1edbi c\u00e1c mi\u1ebfng \u0111\u1ec7m th\u00f4ng th\u01b0\u1eddng. Ch\u00fang th\u01b0\u1eddng \u1edf tr\u1ea1ng th\u00e1i r\u1eafn ho\u1eb7c b\u00e1n r\u1eafn \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng, sau \u0111\u00f3 m\u1ec1m ra khi \u0111\u1ea1t \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng. \u0110i\u1ec1u n\u00e0y gi\u00fap ch\u00fang b\u00e1m \u01b0\u1edbt b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac v\u00e0 gi\u1ea3m \u0111i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c v\u1eadt li\u1ec7u PCM, c\u1ea7n ph\u1ea3i xem x\u00e9t h\u1ec7 s\u1ed1 BLT tr\u01b0\u1edbc v\u00e0 sau khi k\u00edch ho\u1ea1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c c\u00e2u h\u1ecfi quan tr\u1ecdng bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9 d\u00e0y ban \u0111\u1ea7u l\u00e0 bao nhi\u00eau?<\/li>\n\n\n\n<li>\u0110\u1ed9 d\u00e0y cu\u1ed1i c\u00f9ng sau khi thay \u0111\u1ed5i pha l\u00e0 bao nhi\u00eau?<\/li>\n\n\n\n<li>\u00c1p su\u1ea5t n\u00e0o \u0111\u01b0\u1ee3c t\u00e1c d\u1ee5ng trong qu\u00e1 tr\u00ecnh k\u00edch ho\u1ea1t?<\/li>\n\n\n\n<li>Li\u1ec7u l\u01b0\u1ee3ng v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ee7 \u0111\u1ec3 l\u1ea5p \u0111\u1ea7y c\u00e1c khuy\u1ebft \u0111i\u1ec3m tr\u00ean b\u1ec1 m\u1eb7t kh\u00f4ng?<\/li>\n\n\n\n<li>Sau khi tr\u1ea3i qua qu\u00e1 tr\u00ecnh thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 l\u1eb7p \u0111i l\u1eb7p l\u1ea1i, n\u00f3 c\u00f3 c\u00f2n \u1ed5n \u0111\u1ecbnh kh\u00f4ng?<\/li>\n\n\n\n<li>N\u00f3 phun ra hay di chuy\u1ec3n \u0111i?<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Mi\u1ebfng \u0111\u1ec7m t\u1ea3n nhi\u1ec7t PCM c\u00f3 th\u1ec3 h\u1eefu \u00edch khi c\u00e1c k\u1ef9 s\u01b0 mu\u1ed1n c\u00f3 c\u00e1ch x\u1eed l\u00fd s\u1ea1ch s\u1ebd h\u01a1n so v\u1edbi m\u1ee1 b\u00f4i tr\u01a1n nh\u01b0ng l\u1ea1i c\u00f3 kh\u1ea3 n\u0103ng th\u1ea5m \u01b0\u1edbt b\u1ec1 m\u1eb7t t\u1ed1t h\u01a1n so v\u1edbi mi\u1ebfng \u0111\u1ec7m th\u00f4ng th\u01b0\u1eddng. HakTak gi\u1ea3i th\u00edch v\u1ec1 lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0y trong <a href=\"https:\/\/haktak.com\/vi\/pcm-thermal-pads-explained\/\">Gi\u1ea3i th\u00edch v\u1ec1 mi\u1ebfng t\u1ea3n nhi\u1ec7t PCM: C\u00e1ch v\u1eadt li\u1ec7u thay \u0111\u1ed5i pha c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng qu\u1ea3n l\u00fd nhi\u1ec7t<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi v\u1eadt li\u1ec7u PCM, \u0111\u1ed9 d\u00e0y cu\u1ed1i c\u00f9ng c\u1ee7a l\u1edbp li\u00ean k\u1ebft c\u00f3 th\u1ec3 quan tr\u1ecdng h\u01a1n \u0111\u1ed9 d\u00e0y \u0111\u01b0\u1ee3c cung c\u1ea5p, b\u1edfi v\u00ec v\u1eadt li\u1ec7u s\u1ebd thay \u0111\u1ed5i trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng n\u1ed1i trong ch\u1ea5t tr\u00e1m nhi\u1ec7t v\u00e0 ch\u1ea5t tr\u00e1m khe h\u1edf<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Keo nhi\u1ec7t v\u00e0 ch\u1ea5t tr\u00e1m khe \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi c\u00e1c khe h\u1edf c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n, kh\u00f4ng \u0111\u1ec1u ho\u1eb7c kh\u00f3 ki\u1ec3m so\u00e1t. Trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p n\u00e0y, vi\u1ec7c s\u1eed d\u1ee5ng l\u1edbp BLT qu\u00e1 m\u1ecfng c\u00f3 th\u1ec3 kh\u00f4ng kh\u1ea3 thi ho\u1eb7c th\u1eadm ch\u00ed kh\u00f4ng ph\u1ea3i l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Keo nhi\u1ec7t c\u00f3 t\u00e1c d\u1ee5ng trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Chi\u1ec1u cao c\u00e1c b\u1ed9 ph\u1eadn kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u<\/li>\n\n\n\n<li>S\u1ef1 dao \u0111\u1ed9ng l\u1edbn c\u1ee7a khe h\u1edf<\/li>\n\n\n\n<li>C\u00e1c b\u1ec1 m\u1eb7t kh\u00f4ng \u0111\u1ec1u<\/li>\n\n\n\n<li>C\u00e1c c\u1ee5m thi\u1ebft b\u1ecb \u00e1p su\u1ea5t th\u1ea5p<\/li>\n\n\n\n<li>H\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t b\u1ea3ng m\u1ea1ch in (PCB) \u0111a th\u00e0nh ph\u1ea7n<\/li>\n\n\n\n<li>\u0110i\u1ec7n t\u1eed \u00f4 t\u00f4 v\u00e0 vi\u1ec5n th\u00f4ng<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p n\u00e0y, kh\u1ea3 n\u0103ng l\u1ea5p \u0111\u1ea7y khe h\u1edf c\u1ee7a v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 quan tr\u1ecdng h\u01a1n vi\u1ec7c t\u1ea1o ra l\u1edbp m\u1ecfng nh\u1ea5t c\u00f3 th\u1ec3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5, n\u1ebfu m\u1ed9t s\u1ed1 linh ki\u1ec7n c\u00f3 chi\u1ec1u cao kh\u00e1c nhau, m\u1ed9t l\u1edbp m\u1ee1 t\u1ea3n nhi\u1ec7t m\u1ecfng s\u1ebd kh\u00f4ng th\u1ec3 l\u1ea5p \u0111\u1ea7y kho\u1ea3ng tr\u1ed1ng \u0111\u1ebfn v\u1ecf m\u00e1y. M\u1ed9t lo\u1ea1i b\u1ed9t tr\u00e9t ho\u1eb7c ch\u1ea5t l\u1ea5p khe d\u00e0y h\u01a1n c\u00f3 th\u1ec3 c\u00f3 \u0111i\u1ec7n tr\u1edf th\u1ec3 t\u00edch cao h\u01a1n, nh\u01b0ng v\u1eabn c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 t\u1ea3n nhi\u1ec7t v\u00ec n\u00f3 thay th\u1ebf kh\u00f4ng kh\u00ed v\u00e0 t\u1ea1o ra m\u1ed9t \u0111\u01b0\u1eddng d\u1eabn nhi\u1ec7t li\u00ean t\u1ee5c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i tr\u00e1nh l\u00e0m cho l\u1edbp v\u1eadt li\u1ec7u d\u00e0y m\u1ed9t c\u00e1ch kh\u00f4ng c\u1ea7n thi\u1ebft, \u0111\u1ed3ng th\u1eddi v\u1eabn l\u1ea5p \u0111\u1ea7y ho\u00e0n to\u00e0n khe h\u1edf.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u00c1p su\u1ea5t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn BLT nh\u01b0 th\u1ebf n\u00e0o<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c1p su\u1ea5t l\u00e0 m\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 ch\u00ednh quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 d\u00e0y c\u1ee7a \u0111\u01b0\u1eddng n\u1ed1i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c1p su\u1ea5t cao h\u01a1n c\u00f3 th\u1ec3:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u00e0m lo\u00e3ng keo t\u1ea3n nhi\u1ec7t<\/li>\n\n\n\n<li>Mi\u1ebfng \u0111\u1ec7m gi\u1eef nhi\u1ec7t n\u00e9n<\/li>\n\n\n\n<li>T\u0103ng di\u1ec7n t\u00edch ti\u1ebfp x\u00fac<\/li>\n\n\n\n<li>Gi\u1ea3m c\u00e1c l\u1ed7 r\u1ed7ng trong b\u00ea t\u00f4ng<\/li>\n\n\n\n<li>K\u00edch ho\u1ea1t m\u1ed9t s\u1ed1 v\u1eadt li\u1ec7u thay \u0111\u1ed5i pha m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 h\u01a1n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, \u00e1p l\u1ef1c qu\u00e1 m\u1ee9c c\u0169ng c\u00f3 th\u1ec3 g\u00e2y ra c\u00e1c v\u1ea5n \u0111\u1ec1:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>U\u1ed1n PCB<\/li>\n\n\n\n<li>N\u1ee9t th\u00e0nh ph\u1ea7n<\/li>\n\n\n\n<li>C\u0103ng th\u1eb3ng t\u1ea1i m\u1ed1i h\u00e0n<\/li>\n\n\n\n<li>Bi\u1ebfn d\u1ea1ng k\u1ebft c\u1ea5u nh\u00e0 \u1edf<\/li>\n\n\n\n<li>\u00c9p d\u1ea7u m\u1ee1 ra<\/li>\n\n\n\n<li>L\u1edbp \u0111\u1ec7m b\u1ecb n\u00e9n qu\u00e1 m\u1ee9c<\/li>\n\n\n\n<li>L\u01b0\u1ee3ng v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c b\u01a1m ra theo th\u1eddi gian<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c1p su\u1ea5t t\u1ed1i \u01b0u ph\u1ee5 thu\u1ed9c v\u00e0o v\u1eadt li\u1ec7u v\u00e0 thi\u1ebft k\u1ebf l\u1eafp r\u00e1p. C\u00e1c k\u1ef9 s\u01b0 n\u00ean xem x\u00e9t c\u00e1c ph\u1ea1m vi \u00e1p su\u1ea5t n\u00e9n \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb v\u00e0 ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng khi so s\u00e1nh c\u00e1c gi\u00e1 tr\u1ecb trong b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt. M\u1ed9t v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m \u1edf \u00e1p su\u1ea5t cao c\u00f3 th\u1ec3 cho th\u1ea5y \u0111i\u1ec7n tr\u1edf nhi\u1ec7t th\u1ea5p trong ph\u00f2ng th\u00ed nghi\u1ec7m, nh\u01b0ng n\u1ebfu s\u1ea3n ph\u1ea9m th\u1ef1c t\u1ebf ho\u1ea1t \u0111\u1ed9ng \u1edf \u00e1p su\u1ea5t th\u1ea5p h\u01a1n, hi\u1ec7u su\u1ea5t th\u1ef1c t\u1ebf c\u00f3 th\u1ec3 k\u00e9m h\u01a1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ed9 ph\u1eb3ng b\u1ec1 m\u1eb7t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn BLT nh\u01b0 th\u1ebf n\u00e0o<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 ph\u1eb3ng b\u1ec1 m\u1eb7t quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 m\u1ecfng th\u1ef1c t\u1ebf m\u00e0 l\u1edbp TIM c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu c\u1ea3 hai b\u1ec1 m\u1eb7t \u0111\u1ec1u r\u1ea5t ph\u1eb3ng, l\u1edbp TIM c\u00f3 th\u1ec3 m\u1ecfng m\u00e0 v\u1eabn \u0111\u1ea3m b\u1ea3o ti\u1ebfp x\u00fac ho\u00e0n to\u00e0n. N\u1ebfu c\u00e1c b\u1ec1 m\u1eb7t g\u1ed3 gh\u1ec1, b\u1ecb cong, nghi\u00eang ho\u1eb7c kh\u00f4ng b\u1eb1ng ph\u1eb3ng, m\u1ed9t l\u1edbp r\u1ea5t m\u1ecfng c\u00f3 th\u1ec3 kh\u00f4ng l\u1ea5p \u0111\u1ea7y \u0111\u01b0\u1ee3c khe h\u1edf gi\u1eefa c\u00e1c b\u1ec1 m\u1eb7t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng BLT kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Dung sai gia c\u00f4ng b\u1ed9 t\u1ea3n nhi\u1ec7t<\/li>\n\n\n\n<li>S\u1ef1 cong v\u00eanh c\u1ee7a b\u1ea3ng m\u1ea1ch in (PCB)<\/li>\n\n\n\n<li>S\u1ef1 dao \u0111\u1ed9ng v\u1ec1 chi\u1ec1u cao c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn<\/li>\n\n\n\n<li>S\u1ef1 dao \u0111\u1ed9ng v\u1ec1 \u0111\u1ed9 d\u00e0y c\u1ee7a l\u1edbp h\u00e0n<\/li>\n\n\n\n<li>Bi\u1ebfn d\u1ea1ng k\u1ebft c\u1ea5u nh\u00e0 \u1edf<\/li>\n\n\n\n<li>M\u00f4-men xo\u1eafn v\u00edt kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u<\/li>\n\n\n\n<li>S\u1ef1 kh\u00f4ng kh\u1edbp v\u1ec1 \u0111\u1ed9 gi\u00e3n n\u1edf nhi\u1ec7t<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu c\u00e1c b\u1ec1 m\u1eb7t kh\u00f4ng song song, \u0111\u01b0\u1eddng n\u1ed1i c\u00f3 th\u1ec3 m\u1ecfng \u1edf m\u1ed9t b\u00ean v\u00e0 d\u00e0y \u1edf b\u00ean kia. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn s\u1ef1 truy\u1ec1n nhi\u1ec7t kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 c\u00f3 th\u1ec3 g\u00e2y ra c\u00e1c \u0111i\u1ec3m n\u00f3ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c k\u1ef9 s\u01b0 kh\u00f4ng ch\u1ec9 n\u00ean \u0111\u00e1nh gi\u00e1 gi\u00e1 tr\u1ecb BLT trung b\u00ecnh, m\u00e0 c\u00f2n ph\u1ea3i \u0111\u00e1nh gi\u00e1 s\u1ef1 bi\u1ebfn thi\u00ean c\u1ee7a BLT tr\u00ean to\u00e0n b\u1ed9 b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ki\u1ec3m tra BLT v\u00e0 tr\u1edf kh\u00e1ng nhi\u1ec7t<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1eed nghi\u1ec7m tr\u1edf kh\u00e1ng nhi\u1ec7t r\u1ea5t h\u1eefu \u00edch v\u00ec n\u00f3 gi\u00fap li\u00ean h\u1ec7 h\u00e0nh vi c\u1ee7a v\u1eadt li\u1ec7u v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf t\u1ea1i b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac. Tr\u1edf kh\u00e1ng c\u1ee7a ch\u1ea5t d\u1eabn nhi\u1ec7t (TIM) ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o \u0111\u1ed9 d\u00e0y l\u1edbp li\u00ean k\u1ebft v\u00e0 \u00e1p su\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi xem x\u00e9t d\u1eef li\u1ec7u th\u1eed nghi\u1ec7m, c\u00e1c k\u1ef9 s\u01b0 n\u00ean t\u1ef1 h\u1ecfi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9 d\u00e0y c\u1ee7a \u0111\u01b0\u1eddng n\u1ed1i l\u00e0 bao nhi\u00eau?<\/li>\n\n\n\n<li>\u00c1p su\u1ea5t \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng l\u00e0 bao nhi\u00eau?<\/li>\n\n\n\n<li>V\u1eadt li\u1ec7u \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m \u1edf tr\u1ea1ng th\u00e1i nguy\u00ean b\u1ea3n hay sau khi \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh?<\/li>\n\n\n\n<li>K\u1ebft qu\u1ea3 \u0111\u00f3 l\u00e0 \u0111\u1ed9 d\u1eabn nhi\u1ec7t, \u0111i\u1ec7n tr\u1edf hay tr\u1edf kh\u00e1ng?<\/li>\n\n\n\n<li>M\u1eabu c\u00f3 \u0111\u01b0\u1ee3c n\u00e9n l\u1ea1i kh\u00f4ng?<\/li>\n\n\n\n<li>Nhi\u1ec7t \u0111\u1ed9 th\u1eed nghi\u1ec7m l\u00e0 bao nhi\u00eau?<\/li>\n\n\n\n<li>\u0110\u00e3 s\u1eed d\u1ee5ng lo\u1ea1i b\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n n\u00e0o?<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e0i vi\u1ebft c\u1ee7a HakTak <a href=\"https:\/\/haktak.com\/vi\/common-tim-testing-standards-engineers-should-know\/\">C\u00e1c ti\u00eau chu\u1ea9n ki\u1ec3m th\u1eed TIM ph\u1ed5 bi\u1ebfn m\u00e0 c\u00e1c k\u1ef9 s\u01b0 c\u1ea7n bi\u1ebft<\/a> gi\u1ea3i th\u00edch l\u00fd do t\u1ea1i sao c\u00e1c ph\u01b0\u01a1ng ph\u00e1p v\u00e0 \u0111i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m l\u1ea1i quan tr\u1ecdng khi so s\u00e1nh d\u1eef li\u1ec7u TIM.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u00e1 tr\u1ecb W\/mK n\u1ebfu thi\u1ebfu th\u00f4ng tin v\u1ec1 BLT th\u00ec l\u00e0 ch\u01b0a \u0111\u1ea7y \u0111\u1ee7. \u0110\u1ed1i v\u1edbi c\u00e1c quy\u1ebft \u0111\u1ecbnh k\u1ef9 thu\u1eadt quan tr\u1ecdng, BLT lu\u00f4n ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o xem x\u00e9t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">BLT trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng su\u1ea5t cao<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng h\u00e0n tr\u1edf n\u00ean quan tr\u1ecdng h\u01a1n khi m\u1eadt \u0111\u1ed9 nhi\u1ec7t t\u0103ng l\u00ean.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong l\u0129nh v\u1ef1c \u0111i\u1ec7n t\u1eed c\u00f4ng su\u1ea5t cao, ngay c\u1ea3 m\u1ed9t s\u1ef1 gia t\u0103ng nh\u1ecf v\u1ec1 \u0111i\u1ec7n tr\u1edf nhi\u1ec7t c\u0169ng c\u00f3 th\u1ec3 l\u00e0m nhi\u1ec7t \u0111\u1ed9 c\u1ee7a linh ki\u1ec7n t\u0103ng l\u00ean \u0111\u00e1ng k\u1ec3. \u0110i\u1ec1u n\u00e0y c\u00f3 \u00fd ngh\u0129a quan tr\u1ecdng trong:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bi\u1ebfn t\u1ea7n xe \u0111i\u1ec7n<\/li>\n\n\n\n<li>M\u00f4-\u0111un IGBT<\/li>\n\n\n\n<li>C\u00e1c c\u1ee5m MOSFET<\/li>\n\n\n\n<li>\u0110\u00e8n LED<\/li>\n\n\n\n<li>M\u00e1y ch\u1ee7 AI<\/li>\n\n\n\n<li>Tr\u1ea1m g\u1ed1c vi\u1ec5n th\u00f4ng<\/li>\n\n\n\n<li>B\u1ed9 ngu\u1ed3n<\/li>\n\n\n\n<li>\u0110i\u1ec7n t\u1eed h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5<\/li>\n\n\n\n<li>B\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9ng c\u01a1 c\u00f4ng nghi\u1ec7p<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Trong c\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y, vi\u1ec7c \u0111i\u1ec1u khi\u1ec3n BLT c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tu\u1ed5i th\u1ecd, hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a thi\u1ebft b\u1ecb.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5, m\u1ed9t m\u00f4-\u0111un LED c\u00f3 \u0111\u1ed9 d\u00e0y ch\u1ea5t d\u1eabn nhi\u1ec7t (TIM) qu\u00e1 l\u1edbn c\u00f3 th\u1ec3 sinh nhi\u1ec7t nhi\u1ec1u h\u01a1n, d\u1eabn \u0111\u1ebfn gi\u1ea3m c\u01b0\u1eddng \u0111\u1ed9 \u00e1nh s\u00e1ng v\u00e0 tu\u1ed5i th\u1ecd. M\u1ed9t m\u00f4-\u0111un ngu\u1ed3n c\u00f3 l\u1edbp keo t\u1ea3n nhi\u1ec7t (BLT) kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n c\u00e1c \u0111i\u1ec3m n\u00f3ng, l\u00e0m gia t\u0103ng nguy c\u01a1 h\u1ecfng h\u00f3c. M\u1ed9t GPU c\u00f3 \u0111\u1ed9 d\u00e0y ch\u1ea5t d\u1eabn nhi\u1ec7t kh\u00f4ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t t\u1ed1t c\u00f3 th\u1ec3 b\u1ecb gi\u1ea3m hi\u1ec7u su\u1ea5t khi ho\u1ea1t \u0111\u1ed9ng d\u01b0\u1edbi t\u1ea3i n\u1eb7ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea3i nhi\u1ec7t c\u00e0ng cao th\u00ec vi\u1ec7c ki\u1ec3m so\u00e1t BLT c\u00e0ng tr\u1edf n\u00ean quan tr\u1ecdng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ed9 tin c\u1eady l\u00e2u d\u00e0i v\u00e0 BLT<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng n\u1ed1i c\u00f3 th\u1ec3 thay \u0111\u1ed5i theo th\u1eddi gian.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 chu k\u1ef3 nhi\u1ec7t, rung \u0111\u1ed9ng, x\u1ea3 ch\u1ea5t l\u1ecfng, kh\u00f4 c\u1ea1n, \u0111\u1ed9 bi\u1ebfn d\u1ea1ng n\u00e9n v\u00e0 qu\u00e1 tr\u00ecnh l\u00e3o h\u00f3a v\u1eadt li\u1ec7u \u0111\u1ec1u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn giao di\u1ec7n cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi m\u1ee1 t\u1ea3n nhi\u1ec7t, vi\u1ec7c b\u01a1m ra c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m di\u1ec7n t\u00edch ph\u1ee7 v\u00e0 t\u1ea1o ra c\u00e1c v\u00f9ng kh\u00f4. Hi\u1ec7n t\u01b0\u1ee3ng kh\u00f4 c\u00f3 th\u1ec3 l\u00e0m t\u0103ng \u0111i\u1ec7n tr\u1edf. HakTak th\u1ea3o lu\u1eadn v\u1ec1 c\u00e1c v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn b\u1ea3o qu\u1ea3n v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh trong <a href=\"https:\/\/haktak.com\/vi\/how-to-store-unused-thermal-paste\/\">C\u00e1ch b\u1ea3o qu\u1ea3n \u0111\u00fang c\u00e1ch keo t\u1ea3n nhi\u1ec7t ch\u01b0a s\u1eed d\u1ee5ng<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi mi\u1ebfng \u0111\u1ec7m t\u1ea3n nhi\u1ec7t, \u0111\u1ed9 bi\u1ebfn d\u1ea1ng n\u00e9n c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i v\u00e0 \u00e1p su\u1ea5t ti\u1ebfp x\u00fac theo th\u1eddi gian. \u0110\u1ed1i v\u1edbi v\u1eadt li\u1ec7u PCM, c\u00e1c chu k\u1ef3 chuy\u1ec3n pha l\u1eb7p \u0111i l\u1eb7p l\u1ea1i c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u1ea3y v\u00e0 v\u1ecb tr\u00ed ph\u00e2n b\u1ed1. \u0110\u1ed1i v\u1edbi b\u1ed9t tr\u00e9t v\u00e0 ch\u1ea5t tr\u00e1m khe, s\u1ef1 d\u1ecbch chuy\u1ec3n v\u1eadt li\u1ec7u ho\u1eb7c \u0111\u1ed9 s\u1ee5t c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i \u0111\u1ed9 ph\u1ee7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c k\u1ef9 s\u01b0 kh\u00f4ng ch\u1ec9 n\u00ean \u0111\u00e1nh gi\u00e1 BLT sau khi l\u1eafp r\u00e1p ban \u0111\u1ea7u, m\u00e0 c\u00f2n sau khi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Chu k\u1ef3 nhi\u1ec7t<\/li>\n\n\n\n<li>L\u00e3o h\u00f3a \u1edf nhi\u1ec7t \u0111\u1ed9 cao<\/li>\n\n\n\n<li>Rung \u0111\u1ed9ng<\/li>\n\n\n\n<li>Kh\u1edfi \u0111\u1ed9ng l\u1ea1i ngu\u1ed3n<\/li>\n\n\n\n<li>S\u1eeda l\u1ea1i<\/li>\n\n\n\n<li>L\u01b0u tr\u1eef<\/li>\n\n\n\n<li>Ti\u1ebfp x\u00fac v\u1edbi m\u00f4i tr\u01b0\u1eddng<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec7u su\u1ea5t nhi\u1ec7t ban \u0111\u1ea7u tuy h\u1eefu \u00edch, nh\u01b0ng hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh theo th\u1eddi gian m\u1edbi l\u00e0 \u0111i\u1ec1u quan tr\u1ecdng h\u01a1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1ch ki\u1ec3m so\u00e1t \u0111\u1ed9 d\u00e0y \u0111\u01b0\u1eddng h\u00e0n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c ki\u1ec3m so\u00e1t BLT b\u1eaft \u0111\u1ea7u t\u1eeb thi\u1ebft k\u1ebf c\u01a1 kh\u00ed t\u1ed1t v\u00e0 ki\u1ec3m so\u00e1t quy tr\u00ecnh hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1ef1c ti\u1ec5n bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110o k\u00edch th\u01b0\u1edbc khe h\u1edf th\u1ef1c t\u1ebf<\/li>\n\n\n\n<li>\u0110\u1ecbnh ngh\u0129a s\u1ef1 c\u1ed9ng d\u1ed3n dung sai<\/li>\n\n\n\n<li>Ch\u1ecdn lo\u1ea1i TIM ph\u00f9 h\u1ee3p<\/li>\n\n\n\n<li>Ch\u1ecdn \u0111\u1ed9 d\u00e0y mi\u1ebfng \u0111\u1ec7m ho\u1eb7c l\u01b0\u1ee3ng m\u1ee1 b\u00f4i tr\u01a1n ph\u00f9 h\u1ee3p<\/li>\n\n\n\n<li>M\u00f4-men xo\u1eafn c\u1ee7a v\u00edt \u0111i\u1ec1u ch\u1ec9nh ho\u1eb7c l\u1ef1c k\u1eb9p<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng mi\u1ebfng \u0111\u1ec7m ho\u1eb7c ch\u00e2n \u0111\u1ebf khi c\u1ea7n thi\u1ebft<\/li>\n\n\n\n<li>Lau s\u1ea1ch c\u00e1c b\u1ec1 m\u1eb7t tr\u01b0\u1edbc khi l\u1eafp r\u00e1p<\/li>\n\n\n\n<li>Tr\u00e1nh b\u00f4i qu\u00e1 nhi\u1ec1u m\u1ee1<\/li>\n\n\n\n<li>X\u00e1c nh\u1eadn ph\u1ea1m vi n\u00e9n<\/li>\n\n\n\n<li>Th\u1eed nghi\u1ec7m sau chu tr\u00ecnh nhi\u1ec7t<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n ph\u1ed1i ho\u1eb7c \u0111\u1ecbnh v\u1ecb mi\u1ebfng c\u1eaft khu\u00f4n \u0111\u1ed3ng nh\u1ea5t<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Trong s\u1ea3n xu\u1ea5t, t\u00ednh l\u1eb7p l\u1ea1i c\u00f3 t\u1ea7m quan tr\u1ecdng kh\u00f4ng k\u00e9m so v\u1edbi hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u trong ph\u00f2ng th\u00ed nghi\u1ec7m. M\u1ed9t ch\u1ea5t d\u1eabn nhi\u1ec7t (TIM) cho hi\u1ec7u su\u1ea5t t\u1ed1t tr\u00ean m\u1ed9t m\u1eabu th\u1eed nh\u01b0ng l\u1ea1i c\u00f3 s\u1ef1 dao \u0111\u1ed9ng l\u1edbn trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 kh\u00f4ng ph\u1ea3i l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn th\u1ef1c t\u1ebf<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y tham kh\u1ea3o h\u01b0\u1edbng d\u1eabn chung n\u00e0y khi c\u00e2n nh\u1eafc v\u1ec1 BLT:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">\u0110i\u1ec1u ki\u1ec7n giao di\u1ec7n<\/td><td class=\"has-text-align-center\" data-align=\"center\">H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng TIM hi\u1ec7u qu\u1ea3 h\u01a1n<\/td><\/tr><tr><td>Giao di\u1ec7n c\u1ef1c k\u1ef3 ph\u1eb3ng, c\u1ef1c k\u1ef3 m\u1ecfng<\/td><td>M\u1ee1 t\u1ea3n nhi\u1ec7t ho\u1eb7c PCM<\/td><\/tr><tr><td>Khe h\u1edf m\u1ecfng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t<\/td><td>M\u1ee1 b\u00f4i tr\u01a1n, PCM ho\u1eb7c mi\u1ebfng \u0111\u1ec7m m\u1ecfng<\/td><\/tr><tr><td>Kho\u1ea3ng c\u00e1ch trung b\u00ecnh c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c<\/td><td>Mi\u1ebfng t\u1ea3n nhi\u1ec7t<\/td><\/tr><tr><td>Kho\u1ea3ng c\u00e1ch kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u<\/td><td>Keo c\u00e1ch nhi\u1ec7t ho\u1eb7c ch\u1ea5t tr\u00e1m khe h\u1edf<\/td><\/tr><tr><td>C\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 nhi\u1ec1u \u0111\u1ed9 cao<\/td><td>Ch\u1ea5t tr\u00e1m, gel ho\u1eb7c ch\u1ea5t tr\u00e1m khe c\u00f3 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng<\/td><\/tr><tr><td>L\u1eafp r\u00e1p s\u1ea1ch v\u1edbi s\u1ea3n l\u01b0\u1ee3ng l\u1edbn<\/td><td>Mi\u1ebfng \u0111\u1ec7m c\u1eaft khu\u00f4n ho\u1eb7c mi\u1ebfng \u0111\u1ec7m PCM<\/td><\/tr><tr><td>Thi\u1ebft k\u1ebf nh\u1ea1y c\u1ea3m v\u1edbi vi\u1ec7c s\u1eeda \u0111\u1ed5i<\/td><td>Mi\u1ebfng \u0111\u1ec7m ho\u1eb7c m\u00f4-\u0111un \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9ng c\u01a1 (PCM) c\u00f3 th\u1ec3 th\u00e1o r\u1eddi<\/td><\/tr><tr><td>Thi\u1ebft k\u1ebf nh\u1ea1y c\u1ea3m v\u1edbi ch\u00e2n kh\u00f4ng<\/td><td>Ch\u1ea5t d\u1eabn nhi\u1ec7t (TIM) c\u00f3 m\u1ee9c tho\u00e1t kh\u00ed th\u1ea5p<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi m\u00f4i tr\u01b0\u1eddng ch\u00e2n kh\u00f4ng ho\u1eb7c \u00e1p su\u1ea5t th\u1ea5p, BLT kh\u00f4ng ph\u1ea3i l\u00e0 v\u1ea5n \u0111\u1ec1 duy nh\u1ea5t c\u1ea7n quan t\u00e2m. Hi\u1ec7n t\u01b0\u1ee3ng tho\u00e1t kh\u00ed v\u00e0 t\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a v\u1eadt li\u1ec7u c\u0169ng c\u00f3 th\u1ec3 l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng. HakTak \u0111\u00e3 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn ch\u1ee7 \u0111\u1ec1 n\u00e0y trong <a href=\"https:\/\/haktak.com\/vi\/thermal-grease-vacuum-outgassing-performance\/\">Ch\u1ea5t b\u00f4i tr\u01a1n t\u1ea3n nhi\u1ec7t c\u00f3 bay h\u01a1i trong m\u00f4i tr\u01b0\u1eddng ch\u00e2n kh\u00f4ng kh\u00f4ng? Hi\u1ec3u v\u1ec1 hi\u1ec7n t\u01b0\u1ee3ng tho\u00e1t kh\u00ed v\u00e0 hi\u1ec7u su\u1ea5t trong m\u00f4i tr\u01b0\u1eddng \u00e1p su\u1ea5t th\u1ea5p<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nh\u1eefng sai l\u1ea7m th\u01b0\u1eddng g\u1eb7p m\u00e0 c\u00e1c k\u1ef9 s\u01b0 n\u00ean tr\u00e1nh<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Sai l\u1ea7m \u0111\u1ea7u ti\u00ean l\u00e0 ch\u1ec9 ch\u1ecdn v\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t (TIM) d\u1ef1a tr\u00ean h\u1ec7 s\u1ed1 W\/mK. \u0110\u1ed9 d\u1eabn nhi\u1ec7t tuy quan tr\u1ecdng, nh\u01b0ng h\u1ec7 s\u1ed1 BLT c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i k\u1ebft qu\u1ea3 cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sai l\u1ea7m th\u1ee9 hai l\u00e0 b\u00f4i qu\u00e1 nhi\u1ec1u keo t\u1ea3n nhi\u1ec7t. B\u00f4i nhi\u1ec1u keo h\u01a1n kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 kh\u1ea3 n\u0103ng t\u1ea3n nhi\u1ec7t s\u1ebd t\u1ed1t h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sai l\u1ea7m th\u1ee9 ba l\u00e0 ch\u1ecdn mi\u1ebfng t\u1ea3n nhi\u1ec7t qu\u00e1 d\u00e0y. \u0110\u1ed9 d\u00e0y qu\u00e1 m\u1ee9c s\u1ebd l\u00e0m t\u0103ng \u0111i\u1ec7n tr\u1edf v\u00e0 c\u00f3 th\u1ec3 g\u00e2y \u00e1p l\u1ef1c l\u00ean c\u00e1c linh ki\u1ec7n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sai l\u1ea7m th\u1ee9 t\u01b0 l\u00e0 b\u1ecf qua \u0111\u1ed9 ph\u1eb3ng c\u1ee7a b\u1ec1 m\u1eb7t. C\u00e1c b\u1ec1 m\u1eb7t kh\u00f4ng b\u1eb1ng ph\u1eb3ng c\u00f3 th\u1ec3 \u0111\u00f2i h\u1ecfi ph\u1ea3i s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u c\u00f3 kh\u1ea3 n\u0103ng \u00f4m s\u00e1t t\u1ed1t h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sai l\u1ea7m th\u1ee9 n\u0103m l\u00e0 so s\u00e1nh d\u1eef li\u1ec7u th\u1eed nghi\u1ec7m m\u00e0 kh\u00f4ng bi\u1ebft \u0111\u1ed9 d\u00e0y c\u1ee7a l\u1edbp li\u00ean k\u1ebft. C\u00e1c gi\u00e1 tr\u1ecb \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n \u0111\u01b0\u1ee3c \u0111o \u1edf c\u00e1c \u0111\u1ed9 d\u00e0y ho\u1eb7c \u00e1p su\u1ea5t kh\u00e1c nhau c\u00f3 th\u1ec3 kh\u00f4ng th\u1ec3 so s\u00e1nh \u0111\u01b0\u1ee3c v\u1edbi nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sai l\u1ea7m th\u1ee9 s\u00e1u l\u00e0 b\u1ecf qua s\u1ef1 thay \u0111\u1ed5i d\u00e0i h\u1ea1n c\u1ee7a BLT. C\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 b\u01a1m h\u00fat, \u0111\u1ed9 bi\u1ebfn d\u1ea1ng n\u00e9n, qu\u00e1 tr\u00ecnh l\u00e0m kh\u00f4 v\u00e0 chu k\u1ef3 nhi\u1ec7t \u0111\u1ec1u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">G\u00f3c nh\u00ecn c\u1ee7a HakTak<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea1i <a href=\"https:\/\/haktak.com\/vi\/\">HakTak<\/a>, \u0111\u1ed9 d\u00e0y l\u1edbp li\u00ean k\u1ebft \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t trong nh\u1eefng bi\u1ebfn s\u1ed1 quan tr\u1ecdng trong vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u TIM. \u0110\u1ed9 d\u1eabn nhi\u1ec7t c\u1ee7a v\u1eadt li\u1ec7u l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng, nh\u01b0ng n\u00f3 ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi h\u00ecnh d\u1ea1ng th\u1ef1c t\u1ebf c\u1ee7a b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac, \u00e1p su\u1ea5t, \u0111i\u1ec1u ki\u1ec7n b\u1ec1 m\u1eb7t v\u00e0 c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 tin c\u1eady.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi m\u1ee1 t\u1ea3n nhi\u1ec7t, \u0111i\u1ec3m m\u1ea5u ch\u1ed1t l\u00e0 l\u1edbp ph\u1ee7 m\u1ecfng, \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 kh\u1ea3 n\u0103ng ti\u1ebfp x\u00fac \u1ed5n \u0111\u1ecbnh l\u00e2u d\u00e0i. \u0110\u1ed1i v\u1edbi mi\u1ebfng \u0111\u1ec7m t\u1ea3n nhi\u1ec7t, \u0111i\u1ec3m m\u1ea5u ch\u1ed1t l\u00e0 \u0111\u1ed9 d\u00e0y, \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 n\u00e9n v\u00e0 kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n ph\u00f9 h\u1ee3p. \u0110\u1ed1i v\u1edbi mi\u1ebfng \u0111\u1ec7m t\u1ea3n nhi\u1ec7t PCM, \u0111i\u1ec3m m\u1ea5u ch\u1ed1t l\u00e0 h\u00e0nh vi k\u00edch ho\u1ea1t v\u00e0 \u0111\u1ed9 d\u00e0y cu\u1ed1i c\u00f9ng sau khi ch\u1ea3y. \u0110\u1ed1i v\u1edbi b\u1ed9t tr\u00e9t v\u00e0 ch\u1ea5t l\u1ea5p khe, tr\u1ecdng t\u00e2m l\u00e0 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng v\u00e0 l\u1ea5p \u0111\u1ea7y ho\u00e0n to\u00e0n khe h\u1edf.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi th\u1ea3o lu\u1eadn v\u1edbi nh\u00e0 cung c\u1ea5p v\u1ec1 \u1ee9ng d\u1ee5ng giao di\u1ec7n truy\u1ec1n nhi\u1ec7t, c\u00e1c k\u1ef9 s\u01b0 c\u1ea7n cung c\u1ea5p:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lo\u1ea1i ngu\u1ed3n nhi\u1ec7t v\u00e0 c\u00f4ng su\u1ea5t<\/li>\n\n\n\n<li>Khu v\u1ef1c ti\u1ebfp x\u00fac<\/li>\n\n\n\n<li>K\u00edch th\u01b0\u1edbc khe h\u1edf v\u00e0 dung sai<\/li>\n\n\n\n<li>\u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng vi\u1ec1n m\u1ee5c ti\u00eau<\/li>\n\n\n\n<li>V\u1eadt li\u1ec7u b\u1ec1 m\u1eb7t<\/li>\n\n\n\n<li>\u0110\u1ed9 ph\u1eb3ng b\u1ec1 m\u1eb7t<\/li>\n\n\n\n<li>\u00c1p su\u1ea5t c\u00f3 s\u1eb5n<\/li>\n\n\n\n<li>Nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng<\/li>\n\n\n\n<li>C\u00e1c y\u00eau c\u1ea7u v\u1ec1 c\u00e1ch \u0111i\u1ec7n<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 tin c\u1eady<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1edbi th\u00f4ng tin n\u00e0y, nh\u00e0 cung c\u1ea5p c\u00f3 th\u1ec3 \u0111\u1ec1 xu\u1ea5t m\u1ed9t lo\u1ea1i TIM d\u1ef1a tr\u00ean \u0111i\u1ec7n tr\u1edf nhi\u1ec7t th\u1ef1c t\u1ebf thay v\u00ec ch\u1ec9 d\u1ef1a v\u00e0o m\u1ed9t gi\u00e1 tr\u1ecb duy nh\u1ea5t trong b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">K\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 d\u00e0y c\u1ee7a l\u1edbp keo c\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u su\u1ea5t t\u1ea3n nhi\u1ec7t. L\u1edbp ch\u1ea5t d\u1eabn nhi\u1ec7t (TIM) m\u1ecfng h\u01a1n th\u01b0\u1eddng l\u00e0m gi\u1ea3m \u0111i\u1ec7n tr\u1edf nhi\u1ec7t, nh\u01b0ng ch\u1ec9 khi l\u1edbp n\u00e0y v\u1eabn l\u1ea5p \u0111\u1ea7y c\u00e1c khuy\u1ebft \u0111i\u1ec3m tr\u00ean b\u1ec1 m\u1eb7t v\u00e0 duy tr\u00ec s\u1ef1 ti\u1ebfp x\u00fac ho\u00e0n to\u00e0n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu l\u1edbp keo qu\u00e1 d\u00e0y, nhi\u1ec7t s\u1ebd ph\u1ea3i truy\u1ec1n qua m\u1ed9t l\u01b0\u1ee3ng v\u1eadt li\u1ec7u l\u1edbn h\u01a1n v\u00e0 \u0111i\u1ec7n tr\u1edf s\u1ebd t\u0103ng l\u00ean. Ng\u01b0\u1ee3c l\u1ea1i, n\u1ebfu l\u1edbp keo qu\u00e1 m\u1ecfng, c\u00e1c kho\u1ea3ng tr\u1ed1ng v\u00e0 s\u1ef1 ti\u1ebfp x\u00fac k\u00e9m c\u00f3 th\u1ec3 l\u00e0m t\u0103ng \u0111i\u1ec7n tr\u1edf. L\u1edbp keo (BLT) t\u1ed1i \u01b0u l\u00e0 l\u1edbp m\u1ecfng nh\u1ea5t nh\u01b0ng v\u1eabn \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady, c\u00f3 kh\u1ea3 n\u0103ng l\u1ea5p \u0111\u1ea7y ho\u00e0n to\u00e0n b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac trong \u0111i\u1ec1u ki\u1ec7n l\u1eafp r\u00e1p th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c k\u1ef9 s\u01b0 c\u1ea7n \u0111\u00e1nh gi\u00e1 BLT c\u00f9ng v\u1edbi \u0111\u1ed9 d\u1eabn nhi\u1ec7t, \u00e1p su\u1ea5t ti\u1ebfp x\u00fac, \u0111\u1ed9 ph\u1eb3ng b\u1ec1 m\u1eb7t, lo\u1ea1i v\u1eadt li\u1ec7u, \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i v\u00e0 t\u00ednh l\u1eb7p l\u1ea1i trong s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t (TIM) hi\u1ec7u qu\u1ea3 nh\u1ea5t kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng l\u00e0 v\u1eadt li\u1ec7u c\u00f3 gi\u00e1 tr\u1ecb W\/mK cao nh\u1ea5t. \u0110\u00f3 l\u00e0 v\u1eadt li\u1ec7u t\u1ea1o ra \u0111i\u1ec7n tr\u1edf nhi\u1ec7t \u1ed5n \u0111\u1ecbnh th\u1ea5p nh\u1ea5t trong s\u1ea3n ph\u1ea9m th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng n\u1ed1i l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng li\u00ean k\u1ebft l\u00e0 \u0111\u1ed9 d\u00e0y cu\u1ed1i c\u00f9ng c\u1ee7a v\u1eadt li\u1ec7u giao di\u1ec7n nhi\u1ec7t n\u1eb1m gi\u1eefa ngu\u1ed3n nhi\u1ec7t v\u00e0 b\u1ec1 m\u1eb7t t\u1ea3n nhi\u1ec7t sau khi l\u1eafp r\u00e1p.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">T\u1ea1i sao \u0111\u1ed9 d\u00e0y \u0111\u01b0\u1eddng n\u1ed1i c\u1ee7a t\u1ea5m c\u00e1ch nhi\u1ec7t l\u1ea1i \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u00e1ch nhi\u1ec7t?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Nhi\u1ec7t ph\u1ea3i \u0111i qua l\u1edbp TIM. L\u1edbp d\u00e0y h\u01a1n th\u01b0\u1eddng l\u00e0m t\u0103ng \u0111i\u1ec7n tr\u1edf nhi\u1ec7t, trong khi l\u1edbp m\u1ecfng h\u01a1n th\u01b0\u1eddng gi\u00fap c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng truy\u1ec1n nhi\u1ec7t.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng keo m\u1ecfng h\u01a1n c\u00f3 ph\u1ea3i l\u00fac n\u00e0o c\u0169ng t\u1ed1t h\u01a1n kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng v\u1eady. M\u1ed9t l\u1edbp keo qu\u00e1 m\u1ecfng c\u00f3 th\u1ec3 \u0111\u1ec3 l\u1ea1i c\u00e1c khe h\u1edf ch\u1ee9a kh\u00ed ho\u1eb7c kh\u00f4ng ph\u1ee7 k\u00edn ho\u00e0n to\u00e0n. L\u1edbp keo BLT t\u1ed1t nh\u1ea5t l\u00e0 l\u1edbp m\u1ecfng nh\u01b0ng v\u1eabn l\u1ea5p \u0111\u1ea7y ho\u00e0n to\u00e0n b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ed9 d\u00e0y c\u1ee7a \u0111\u01b0\u1eddng keo \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn ch\u1ea5t b\u00f4i tr\u01a1n t\u1ea3n nhi\u1ec7t?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ee1 t\u1ea3n nhi\u1ec7t th\u01b0\u1eddng ph\u00e1t huy hi\u1ec7u qu\u1ea3 t\u1ed1t nh\u1ea5t khi \u0111\u01b0\u1ee3c b\u00f4i th\u00e0nh m\u1ed9t l\u1edbp m\u1ecfng v\u00e0 \u0111\u1ed3ng \u0111\u1ec1u. N\u1ebfu b\u00f4i qu\u00e1 nhi\u1ec1u m\u1ee1, \u0111\u1ed9 d\u00e0y v\u00e0 \u0111i\u1ec7n tr\u1edf s\u1ebd t\u0103ng l\u00ean, trong khi n\u1ebfu b\u00f4i qu\u00e1 \u00edt th\u00ec c\u00f3 th\u1ec3 \u0111\u1ec3 l\u1ea1i c\u00e1c kho\u1ea3ng tr\u1ed1ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ed9 d\u00e0y c\u1ee7a \u0111\u01b0\u1eddng h\u00e0n \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn mi\u1ebfng t\u1ea3n nhi\u1ec7t?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Mi\u1ebfng \u0111\u1ec7m t\u1ea3n nhi\u1ec7t ph\u1ea3i \u0111\u1ee7 d\u00e0y \u0111\u1ec3 l\u1ea5p \u0111\u1ea7y khe h\u1edf, nh\u01b0ng kh\u00f4ng \u0111\u01b0\u1ee3c qu\u00e1 d\u00e0y \u0111\u1ebfn m\u1ee9c l\u00e0m t\u0103ng \u0111i\u1ec7n tr\u1edf ho\u1eb7c g\u00e2y ra \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc qu\u00e1 m\u1ee9c.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Y\u1ebfu t\u1ed1 n\u00e0o quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 d\u00e0y c\u1ee7a \u0111\u01b0\u1eddng h\u00e0n?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">BLT ph\u1ee5 thu\u1ed9c v\u00e0o k\u00edch th\u01b0\u1edbc khe h\u1edf, \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u, \u00e1p su\u1ea5t, \u0111\u1ed9 ph\u1eb3ng b\u1ec1 m\u1eb7t, \u0111\u1ed9 c\u1ee9ng v\u1eadt li\u1ec7u, \u0111\u1ed9 nh\u1edbt, l\u1ef1c n\u00e9n v\u00e0 quy tr\u00ecnh l\u1eafp r\u00e1p.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1c k\u1ef9 s\u01b0 n\u00ean ch\u1ecdn TIM d\u1ef1a tr\u00ean \u0111\u1ed9 d\u1eabn nhi\u1ec7t hay BLT?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3 hai y\u1ebfu t\u1ed1 n\u00e0y \u0111\u1ec1u quan tr\u1ecdng. \u0110\u1ed9 d\u1eabn nhi\u1ec7t gi\u00fap l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u, nh\u01b0ng BLT v\u00e0 \u0111i\u1ec7n tr\u1edf nhi\u1ec7t m\u1edbi l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh hi\u1ec7u su\u1ea5t l\u00e0m m\u00e1t th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 c\u00e1c k\u1ef9 s\u01b0 c\u00f3 th\u1ec3 gi\u1ea3m \u0111\u1ed9 d\u00e0y c\u1ee7a \u0111\u01b0\u1eddng h\u00e0n?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c k\u1ef9 s\u01b0 c\u00f3 th\u1ec3 gi\u1ea3m hi\u1ec7n t\u01b0\u1ee3ng BLT b\u1eb1ng c\u00e1ch c\u1ea3i thi\u1ec7n \u0111\u1ed9 ph\u1eb3ng b\u1ec1 m\u1eb7t, l\u1ef1a ch\u1ecdn lo\u1ea1i ch\u1ea5t d\u1eabn nhi\u1ec7t (TIM) ph\u00f9 h\u1ee3p, ki\u1ec3m so\u00e1t l\u01b0\u1ee3ng ch\u1ea5t d\u1eabn nhi\u1ec7t \u0111\u01b0\u1ee3c b\u00f4i, t\u0103ng \u00e1p l\u1ef1c ph\u00f9 h\u1ee3p, v\u00e0 s\u1eed d\u1ee5ng mi\u1ebfng \u0111\u1ec7m c\u01a1 h\u1ecdc ho\u1eb7c ph\u01b0\u01a1ng ph\u00e1p n\u00e9n c\u00f3 ki\u1ec3m so\u00e1t.<\/p>","protected":false},"excerpt":{"rendered":"<p>Bond line thickness, often abbreviated as BLT, is the thickness of a thermal interface material between a heat source and [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":1538,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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