{"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 keo \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn hi\u1ec7u su\u1ea5t nhi\u1ec7t"},"content":{"rendered":"<div class=\"product\"><div class=\"product\">\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng d\u00e1n keo, 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 d\u1eabn nhi\u1ec7t gi\u1eefa ngu\u1ed3n nhi\u1ec7t v\u00e0 b\u1ec1 m\u1eb7t l\u00e0m m\u00e1t. N\u00f3 \u1ea3nh h\u01b0\u1edfng m\u1ea1nh m\u1ebd \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 t\u1ea3n nhi\u1ec7t, 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=\"do-day-lop-lien-ket-anh-huong-den-hieu-suat-nhiet\" 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 ph\u1ea7n l\u1edbn c\u00e1c tr\u01b0\u1eddng h\u1ee3p, \u0111\u01b0\u1eddng keo m\u1ecfng h\u01a1n gi\u00fap gi\u1ea3m nhi\u1ec7t tr\u1edf v\u00e0 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng l\u00e0m m\u00e1t, mi\u1ec5n l\u00e0 v\u1eadt li\u1ec7u v\u1eabn l\u1ea5p \u0111\u1ea7y c\u00e1c kho\u1ea3ng tr\u1ed1ng kh\u00f4ng kh\u00ed v\u00e0 duy tr\u00ec ti\u1ebfp x\u00fac ho\u00e0n to\u00e0n. \u0110\u01b0\u1eddng keo qu\u00e1 d\u00e0y c\u00f3 th\u1ec3 l\u00e0m t\u0103ng nhi\u1ec7t tr\u1edf, ngay c\u1ea3 khi v\u1eadt li\u1ec7u t\u1ea3n nhi\u1ec7t c\u00f3 gi\u00e1 tr\u1ecb W\/mK cao. \u0110\u01b0\u1eddng keo qu\u00e1 m\u1ecfng c\u00f3 th\u1ec3 \u0111\u1ec3 l\u1ea1i c\u00e1c kho\u1ea3ng tr\u1ed1ng, v\u00f9ng ti\u1ebfp x\u00fac kh\u00f4 ho\u1eb7c \u0111\u1ed9 ph\u1ee7 kh\u00f4ng ho\u00e0n to\u00e0n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n: <strong>\u0110\u01b0\u1eddng k\u1ebft d\u00ednh 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 \u0111\u00e1ng tin c\u1eady nh\u1ea5t l\u1ea5p \u0111\u1ea7y ho\u00e0n to\u00e0n b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac.<\/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 keo t\u1ea3n nhi\u1ec7t, mi\u1ebfng \u0111\u1ec7m t\u1ea3n nhi\u1ec7t, mi\u1ebfng \u0111\u1ec7m PCM, keo tr\u00e1m khe t\u1ea3n nhi\u1ec7t ho\u1eb7c ch\u1ea5t \u0111\u1ed9n khe h\u1edf, BLT l\u00e0 m\u1ed9t trong nh\u1eefng bi\u1ebfn s\u1ed1 quan tr\u1ecdng nh\u1ea5t \u0111\u1ed1i v\u1edbi 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 li\u00ean k\u1ebft l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng d\u00e1n l\u00e0 \u0111\u1ed9 d\u00e0y cu\u1ed1i c\u00f9ng c\u1ee7a v\u1eadt li\u1ec7u t\u1ea3n nhi\u1ec7t 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 l\u00e0m m\u00e1t sau khi 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>CPU<\/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>T\u1ea3n nhi\u1ec7t<\/li>\n\n\n\n<li>\u0110\u0129a l\u1ea1nh<\/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\">TIM n\u1eb1m gi\u1eefa c\u00e1c b\u1ec1 m\u1eb7t n\u00e0y v\u00e0 l\u1ea5p \u0111\u1ea7y c\u00e1c kho\u1ea3ng tr\u1ed1ng m\u00e0 n\u1ebfu kh\u00f4ng s\u1ebd ch\u1ee9a kh\u00f4ng kh\u00ed. V\u00ec 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 gi\u00fap c\u1ea3i thi\u1ec7n vi\u1ec7c truy\u1ec1n nhi\u1ec7t. Nh\u01b0ng b\u1ea3n th\u00e2n TIM v\u1eabn c\u00f3 \u0111\u1ed9 c\u1ea3n nhi\u1ec7t. L\u1edbp TIM c\u00e0ng d\u00e0y, nhi\u1ec7t l\u01b0\u1ee3ng ph\u1ea3i v\u01b0\u1ee3t qua \u0111\u1ed9 c\u1ea3n c\u00e0ng l\u1edbn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y 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 li\u00ean k\u1ebft l\u1ea1i quan tr\u1ecdng<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed1i quan h\u1ec7 gi\u1eefa nhi\u1ec7t tr\u1edf v\u00e0 \u0111\u1ed9 d\u00e0y l\u1edbp keo d\u00e1n 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\">\u1ede \u0111\u00e2u:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>R<\/strong> \u0111\u1ed9 c\u1ea3n nhi\u1ec7t<\/li>\n\n\n\n<li><strong>t<\/strong> \u0111\u1ed9 d\u00e0y \u0111\u01b0\u1eddng li\u00ean k\u1ebft<\/li>\n\n\n\n<li><strong>k<\/strong> 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 \u0111\u1ec1u gi\u1ed1ng nhau, vi\u1ec7c g\u1ea5p \u0111\u00f4i \u0111\u1ed9 d\u00e0y \u0111\u01b0\u1eddng keo s\u1ebd l\u00e0m g\u1ea5p \u0111\u00f4i \u0111i\u1ec7n tr\u1edf nhi\u1ec7t kh\u1ed1i c\u1ee7a l\u1edbp TIM.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y c\u0169ng l\u00e0 l\u00fd do t\u1ea1i sao v\u1eadt li\u1ec7u d\u1eabn nhi\u1ec7t (TIM) c\u00f3 \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n 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 t\u1ea1o ra m\u1ed9t l\u1edbp li\u00ean k\u1ebft d\u00e0y, nhi\u1ec7t tr\u1edf th\u1ef1c t\u1ebf c\u1ee7a n\u00f3 v\u1eabn c\u00f3 th\u1ec3 cao.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">HakTak \u0111\u00e3 \u0111\u1ec1 c\u1eadp v\u1ea5n \u0111\u1ec1 n\u00e0y 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 gi\u00e1 tr\u1ecb 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 \u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng keo<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 d\u1eabn nhi\u1ec7t nh\u1eadn \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u s\u1ef1 ch\u00fa \u00fd v\u00ec n\u00f3 r\u1ea5t d\u1ec5 so s\u00e1nh tr\u00ean b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt. M\u1ed9t v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea \u1edf m\u1ee9c 10 W\/mK tr\u00f4ng c\u00f3 v\u1ebb t\u1ed1t h\u01a1n v\u1eadt li\u1ec7u \u1edf m\u1ee9c 5 W\/mK.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng trong vi\u1ec7c l\u1ef1a ch\u1ecdn TIM th\u1ef1c t\u1ebf, \u0111\u1ed9 d\u00e0y c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i 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 li\u00ean k\u1ebft<\/td><td class=\"has-text-align-center\" data-align=\"center\">K\u1ebft qu\u1ea3 th\u1ef1c t\u1ebf<\/td><\/tr><tr><td>V\u1eadt li\u1ec7u A<\/td><td>10 W\/mK<\/td><td>0.30 mm<\/td><td>\u0110i\u1ec7n tr\u1edf cao h\u01a1n d\u1ef1 ki\u1ebfn<\/td><\/tr><tr><td>V\u1eadt li\u1ec7u B<\/td><td>5 W\/mK<\/td><td>0,08 mm<\/td><td>C\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t 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, V\u1eadt li\u1ec7u B c\u00f3 th\u1ec3 l\u00e0m m\u00e1t t\u1ed1t h\u01a1n n\u1ebfu n\u00f3 t\u1ea1o ra m\u1ed9t l\u1edbp ti\u1ebfp x\u00fac m\u1ecfng h\u01a1n nhi\u1ec1u v\u00e0 ho\u00e0n thi\u1ec7n h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao c\u00e1c k\u1ef9 s\u01b0 n\u00ean \u0111\u00e1nh gi\u00e1 nhi\u1ec7t tr\u1edf ho\u1eb7c t\u1ed5ng tr\u1edf nhi\u1ec7t, ch\u1ee9 kh\u00f4ng ch\u1ec9 W\/mK. \u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin n\u1ec1n t\u1ea3ng, h\u00e3y xem 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 \u1ea9n c\u1ee7a \u0111i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">BLT t\u1ed1t nh\u1ea5t kh\u00f4ng \u0111\u01a1n gi\u1ea3n l\u00e0 con s\u1ed1 nh\u1ecf nh\u1ea5t. TIM c\u0169ng ph\u1ea3i l\u00e0m \u0111\u1ea7y \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\u01b0\u1ee3c \u0111\u00e1nh b\u00f3ng c\u0169ng ch\u1ee9a c\u00e1c \u0111\u1ec9nh v\u00e0 thung l\u0169ng vioscopic. Khi hai b\u1ec1 m\u1eb7t r\u1eafn ch\u1ea1m v\u00e0o nhau, ch\u1ec9 m\u1ed9t s\u1ed1 \u0111i\u1ec3m cao ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp. Ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a m\u1eb7t ti\u1ebfp x\u00fac ch\u1ee9a kh\u00f4ng kh\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu \u0111\u01b0\u1eddng keo qu\u00e1 m\u1ecfng, v\u1eadt li\u1ec7u t\u1ea3n 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 t\u1ea1o ra \u0111i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac, c\u00e1c \u0111i\u1ec3m n\u00f3ng v\u00e0 hi\u1ec7u su\u1ea5t 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 su\u1ea5t ti\u1ebfp x\u00fac<\/li>\n\n\n\n<li>H\u00e0nh vi l\u00e0m \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>S\u1ef1 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, l\u1edbp m\u1ee1 m\u1ecfng c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t. \u0110\u1ed1i v\u1edbi c\u00e1c b\u1ec1 m\u1eb7t g\u1ed3 gh\u1ec1 ho\u1eb7c kh\u00f4ng b\u1eb1ng ph\u1eb3ng, l\u1edbp m\u1ecfng h\u01a1n m\u1ed9t ch\u00fat ho\u1eb7c v\u1eadt li\u1ec7u d\u1ec5 th\u00edch \u1ee9ng h\u01a1n c\u00f3 th\u1ec3 mang l\u1ea1i hi\u1ec7u su\u1ea5t t\u1ed1t 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 BLT t\u1ed1i thi\u1ec3u b\u1eb1ng m\u1ecdi gi\u00e1. M\u1ee5c ti\u00eau l\u00e0 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 keo 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=\"\u0110\u1ed9 d\u00e0y l\u1edbp keo t\u1ea3n nhi\u1ec7t\" 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\">Keo t\u1ea3n nhi\u1ec7t \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u1ea1o ra c\u00e1c l\u1edbp ti\u1ebfp x\u00fac r\u1ea5t m\u1ecfng. Khi \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u00fang c\u00e1ch, ch\u00fang lan truy\u1ec1n 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, m\u1ee1 b\u00f4i tr\u01a1n r\u1ea5t d\u1ec5 b\u1ecb b\u00f4i qu\u00e1 nhi\u1ec1u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">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 li\u00ean k\u1ebft<\/li>\n\n\n\n<li>B\u1eaby c\u00e1c 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 \u00e9p bu\u1ed9c mua l\u1ea1i c\u1ed5 ph\u1ea7n<\/li>\n\n\n\n<li>L\u00e0m \u00f4 nhi\u1ec5m c\u00e1c linh ki\u1ec7n g\u1ea7n \u0111\u00f3<\/li>\n\n\n\n<li>Gi\u1ea3m \u0111\u1ed9 l\u1eb7p l\u1ea1i c\u1ee7a c\u1ee5m l\u1eafp r\u00e1p<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Qu\u00e1 \u00edt keo t\u1ea3n nhi\u1ec7t 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 r\u1ed7ng kh\u00ed<\/li>\n\n\n\n<li>G\u00e2y truy\u1ec1n nhi\u1ec7t kh\u00f4ng \u0111\u1ec1u<\/li>\n\n\n\n<li>T\u0103ng nguy c\u01a1 vi\u00eam da \u1ea9m<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Li\u1ec1u l\u01b0\u1ee3ng ch\u00ednh x\u00e1c ph\u1ee5 thu\u1ed9c v\u00e0o di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t, \u00e1p su\u1ea5t, \u0111\u1ed9 ph\u1eb3ng c\u1ee7a 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 keo 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 c\u00e2n nh\u1eafc v\u1ec1 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi keo 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 c\u00f3 l\u01b0\u1ee3ng b\u00f4i \u0111\u1ec1u \u0111\u1eb7n, b\u1ec1 m\u1eb7t s\u1ea1ch s\u1ebd, \u00e1p su\u1ea5t ch\u00ednh x\u00e1c v\u00e0 ph\u01b0\u01a1ng ph\u00e1p l\u1eafp r\u00e1p l\u1eb7p l\u1ea1i \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ed9 d\u00e0y l\u1edbp keo trong mi\u1ebfng t\u1ea3n nhi\u1ec7t<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Mi\u1ebfng t\u1ea3n nhi\u1ec7t \u0111\u01b0\u1ee3c cung c\u1ea5p theo c\u00e1c \u0111\u1ed9 d\u00e0y nh\u1ea5t \u0111\u1ecbnh. \u0110i\u1ec1u n\u00e0y gi\u00fap ch\u00fang s\u1ea1ch h\u01a1n v\u00e0 c\u00f3 t\u00ednh l\u1eb7p l\u1ea1i t\u1ed1t h\u01a1n so v\u1edbi keo t\u1ea3n nhi\u1ec7t, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t. Nh\u01b0ng vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u1ed9 d\u00e0y c\u1ee7a mi\u1ebfng t\u1ea3n nhi\u1ec7t l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng.<\/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 nhi\u1ec7t tr\u1edf 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\">BLT c\u1ee7a t\u1ea3n nhi\u1ec7t pad (Thermal pad BLT) ph\u1ee5 thu\u1ed9c v\u00e0o:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9 d\u00e0y m\u00e1 phanh ban \u0111\u1ea7u<\/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 kho\u1ea3ng c\u00e1ch<\/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 d\u00e0i h\u1ea1n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea5m t\u1ea3n nhi\u1ec7t th\u01b0\u1eddng n\u00ean \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn d\u1ef1a tr\u00ean kho\u1ea3ng tr\u1ed1ng th\u1ef1c t\u1ebf v\u00e0 ph\u1ea1m vi n\u00e9n y\u00eau c\u1ea7u. M\u1ed9t sai l\u1ea7m ph\u1ed5 bi\u1ebfn l\u00e0 ch\u1ecdn m\u1ed9t t\u1ea5m d\u00e0y \u201cch\u1ec9 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o n\u00f3 ch\u1ea1m t\u1edbi\u201d. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 t\u1ea1o ra l\u1ef1c c\u1ea3n v\u00e0 \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc qu\u00e1 m\u1ee9c.<\/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 khe h\u1edf th\u1ef1c t\u1ebf, hi\u1ec3u r\u00f5 \u0111\u1ed9 ch\u1ed3ng ch\u1ea5t dung sai v\u00e0 ch\u1ecdn m\u1ed9t t\u1ea5m \u0111\u1ec7m n\u00e9n \u0111\u00fang m\u1ee9c m\u00e0 kh\u00f4ng l\u00e0m qu\u00e1 t\u1ea3i bo m\u1ea1ch ho\u1eb7c linh ki\u1ec7n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng li\u00ean k\u1ebft 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=\"\u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng li\u00ean k\u1ebft trong mi\u1ebfng t\u1ea3n nhi\u1ec7t PCM\" 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 chuy\u1ec3n pha, hay c\u00e1c t\u1ea5m \u0111\u1ec7m nhi\u1ec7t PCM, c\u00f3 c\u00e1ch ho\u1ea1t \u0111\u1ed9ng kh\u00e1c v\u1edbi c\u00e1c t\u1ea5m \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 \u1edf nhi\u1ec7t \u0111\u1ed9 v\u1eadn h\u00e0nh. \u0110i\u1ec1u n\u00e0y gi\u00fap ch\u00fang l\u1ea5p \u0111\u1ea7y b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac v\u00e0 l\u00e0m gi\u1ea3m \u0111i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi v\u1eadt li\u1ec7u PCM, BLT ph\u1ea3i \u0111\u01b0\u1ee3c xem x\u00e9t 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 chuy\u1ec3n pha l\u00e0 bao nhi\u00eau?<\/li>\n\n\n\n<li>\u00c1p l\u1ef1c n\u00e0o \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong qu\u00e1 tr\u00ecnh k\u00edch ho\u1ea1t?<\/li>\n\n\n\n<li>V\u1eadt li\u1ec7u c\u00f3 ch\u1ea3y \u0111\u1ee7 \u0111\u1ec3 l\u1ea5p \u0111\u1ea7y \u0111\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t kh\u00f4ng?<\/li>\n\n\n\n<li>N\u00f3 c\u00f3 duy tr\u00ec s\u1ef1 \u1ed5n \u0111\u1ecbnh sau chu k\u1ef3 nhi\u1ec7t kh\u00f4ng?<\/li>\n\n\n\n<li>N\u00f3 b\u01a1m ra ngo\u00e0i hay di c\u01b0?<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Mi\u1ebfng \u0111\u1ec7m nhi\u1ec7t PCM c\u00f3 th\u1ec3 h\u1eefu \u00edch khi c\u00e1c k\u1ef9 s\u01b0 mu\u1ed1n thao t\u00e1c s\u1ea1ch s\u1ebd h\u01a1n keo t\u1ea3n nhi\u1ec7t nh\u01b0ng kh\u1ea3 n\u0103ng l\u00e0m \u01b0\u1edbt b\u1ec1 m\u1eb7t t\u1ed1t h\u01a1n mi\u1ebfng \u0111\u1ec7m th\u00f4ng th\u01b0\u1eddng. HakTak gi\u1ea3i th\u00edch 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 \u0111\u1ec7m nhi\u1ec7t PCM: C\u00e1ch v\u1eadt li\u1ec7u chuy\u1ec3n pha c\u1ea3i thi\u1ec7n vi\u1ec7c 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 \u0111\u01b0\u1eddng keo cu\u1ed1i c\u00f9ng c\u00f3 th\u1ec3 quan tr\u1ecdng h\u01a1n \u0111\u1ed9 d\u00e0y \u0111\u01b0\u1ee3c cung c\u1ea5p v\u00ec v\u1eadt li\u1ec7u thay \u0111\u1ed5i trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ed9 d\u00e0y l\u1edbp keo trong keo t\u1ea3n nhi\u1ec7t v\u00e0 v\u1eadt li\u1ec7u l\u1ea5p \u0111\u1ea7y khe h\u1edf<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Keo t\u1ea3n nhi\u1ec7t v\u00e0 ch\u1ea5t \u0111\u1ed9n khe h\u1edf \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi c\u00e1c khe h\u1edf l\u1edbn, kh\u00f4ng \u0111\u1ec1u ho\u1eb7c kh\u00f3 ki\u1ec3m so\u00e1t. Trong c\u00e1c \u1ee9ng d\u1ee5ng n\u00e0y, m\u1ed9t l\u1edbp BLT r\u1ea5t m\u1ecfng c\u00f3 th\u1ec3 kh\u00f4ng kh\u1ea3 thi ho\u1eb7c th\u1eadm ch\u00ed kh\u00f4ng mong mu\u1ed1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Keo t\u1ea3n nhi\u1ec7t d\u1ea1ng d\u1ebbo (thermal putty) h\u1eefu \u00edch cho:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Chi\u1ec1u cao c\u00e1c th\u00e0nh ph\u1ea7n kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u<\/li>\n\n\n\n<li>S\u1ef1 bi\u1ebfn \u0111\u1ed9ng kho\u1ea3ng c\u00e1ch l\u1edbn<\/li>\n\n\n\n<li>B\u1ec1 m\u1eb7t kh\u00f4ng \u0111\u1ec1u<\/li>\n\n\n\n<li>C\u1ee5m \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>Thi\u1ebft b\u1ecb \u0111i\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 c\u00e1c tr\u01b0\u1eddng h\u1ee3p n\u00e0y, kh\u1ea3 n\u0103ng l\u1ea5p \u0111\u1ea7y kho\u1ea3ng tr\u1ed1ng c\u1ee7a v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 quan tr\u1ecdng h\u01a1n vi\u1ec7c \u0111\u1ea1t \u0111\u01b0\u1ee3c 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 kh\u00f4ng th\u1ec3 l\u1ea5p \u0111\u1ea7y kho\u1ea3ng h\u1edf \u0111\u1ebfn v\u1ecf m\u00e1y. Keo t\u1ea3n nhi\u1ec7t ho\u1eb7c mi\u1ebfng \u0111\u1ec7m khe h\u1edf d\u00e0y h\u01a1n c\u00f3 th\u1ec3 c\u00f3 \u0111i\u1ec7n tr\u1edf kh\u1ed1i cao h\u01a1n, nh\u01b0ng n\u00f3 v\u1eabn c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng l\u00e0m m\u00e1t 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\">B\u00ed quy\u1ebft l\u00e0 tr\u00e1nh \u0111\u1ed9 d\u00e0y kh\u00f4ng c\u1ea7n thi\u1ebft trong khi v\u1eabn l\u1ea5p \u0111\u1ea7y to\u00e0n b\u1ed9 kho\u1ea3ng tr\u1ed1ng.<\/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 ki\u1ec3m so\u00e1t \u0111\u1ed9 d\u00e0y \u0111\u01b0\u1eddng keo.<\/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>B\u00f4i l\u1edbp keo t\u1ea3n nhi\u1ec7t m\u1ecfng h\u01a1n<\/li>\n\n\n\n<li>N\u00e9n c\u00e1c t\u1ea5m t\u1ea3n nhi\u1ec7t<\/li>\n\n\n\n<li>C\u1ea3i thi\u1ec7n di\u1ec7n t\u00edch ti\u1ebfp x\u00fac<\/li>\n\n\n\n<li>Gi\u1ea3m b\u1ecdt kh\u00ed<\/li>\n\n\n\n<li>K\u00edch ho\u1ea1t m\u1ed9t s\u1ed1 v\u1eadt li\u1ec7u chuy\u1ec3n \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\">Nh\u01b0ng \u00e1p l\u1ef1c qu\u00e1 m\u1ee9c c\u0169ng c\u00f3 th\u1ec3 g\u00e2y ra v\u1ea5n \u0111\u1ec1:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>U\u1ed1n cong PCB<\/li>\n\n\n\n<li>N\u1ee9t linh ki\u1ec7n<\/li>\n\n\n\n<li>\u1ee8ng su\u1ea5t m\u1ed1i h\u00e0n<\/li>\n\n\n\n<li>Bi\u1ebfn d\u1ea1ng v\u1ecf nh\u00e0<\/li>\n\n\n\n<li>Tr\u00e0n m\u1ee1 b\u00f2<\/li>\n\n\n\n<li>N\u00e9n pad qu\u00e1 m\u1ee9c<\/li>\n\n\n\n<li>B\u01a1m v\u1eadt li\u1ec7u ra ngo\u00e0i 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 m\u1ee9c n\u00e9n \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb v\u00e0 ki\u1ec3m tra 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 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 nhi\u1ec7t tr\u1edf th\u1ea5p trong ph\u00f2ng th\u00ed nghi\u1ec7m, nh\u01b0ng n\u1ebfu s\u1ea3n ph\u1ea9m th\u1ef1c t\u1ebf \u00e1p d\u1ee5ng \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 c\u1ee7a b\u1ec1 m\u1eb7t quy\u1ebft \u0111\u1ecbnh l\u1edbp v\u1eadt li\u1ec7u t\u1ea3n nhi\u1ec7t (TIM) c\u00f3 th\u1ec3 m\u1ecfng \u0111\u1ebfn m\u1ee9c n\u00e0o trong th\u1ef1c t\u1ebf.<\/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, v\u1eadt li\u1ec7u t\u1ea3n nhi\u1ec7t (TIM) c\u00f3 th\u1ec3 m\u1ecfng m\u00e0 v\u1eabn duy tr\u00ec \u0111\u01b0\u1ee3c ti\u1ebfp x\u00fac ho\u00e0n to\u00e0n. N\u1ebfu c\u00e1c b\u1ec1 m\u1eb7t s\u1ea7n s\u00f9i, b\u1ecb cong v\u00eanh, nghi\u00eang ho\u1eb7c kh\u00f4ng \u0111\u1ec1u, m\u1ed9t l\u1edbp r\u1ea5t m\u1ecfng c\u00f3 th\u1ec3 kh\u00f4ng l\u1ea5p \u0111\u1ea7y \u0111\u01b0\u1ee3c ph\u1ea7n ti\u1ebfp x\u00fac.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn g\u00e2y ra BLT kh\u00f4ng \u0111\u1ec1u bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Dung sai gia c\u00f4ng t\u1ea3n nhi\u1ec7t<\/li>\n\n\n\n<li>\u0110\u1ed9 cong v\u00eanh PCB<\/li>\n\n\n\n<li>Bi\u1ebfn \u0111\u1ed9ng chi\u1ec1u cao linh ki\u1ec7n<\/li>\n\n\n\n<li>S\u1ef1 bi\u1ebfn \u0111\u1ed9ng \u0111\u1ed9 d\u00e0y m\u1ed1i h\u00e0n<\/li>\n\n\n\n<li>Bi\u1ebfn d\u1ea1ng v\u1ecf nh\u00e0<\/li>\n\n\n\n<li>L\u1ef1c si\u1ebft \u1ed1c v\u00edt kh\u00f4ng \u0111\u1ec1u<\/li>\n\n\n\n<li>S\u1ef1 kh\u00f4ng t\u01b0\u01a1ng th\u00edch 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 keo d\u00e1n c\u00f3 th\u1ec3 m\u1ecfng \u1edf m\u1ed9t b\u00ean v\u00e0 d\u00e0y \u1edf b\u00ean kia. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra s\u1ef1 truy\u1ec1n nhi\u1ec7t kh\u00f4ng \u0111\u1ec1u v\u00e0 c\u00e1c \u0111i\u1ec3m n\u00f3ng ti\u1ec1m \u1ea9n.<\/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 trung b\u00ecnh m\u00e0 c\u00f2n ph\u1ea3i \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 bi\u1ebfn \u0111\u1ed9ng 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\">Ki\u1ec3m tra t\u1ed5ng tr\u1edf nhi\u1ec7t r\u1ea5t h\u1eefu \u00edch v\u00ec n\u00f3 k\u1ebft n\u1ed1i h\u00e0nh vi c\u1ee7a v\u1eadt li\u1ec7u v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac th\u1ef1c t\u1ebf. T\u1ed5ng tr\u1edf c\u1ee7a v\u1eadt li\u1ec7u t\u1ea3n nhi\u1ec7t (TIM) ph\u1ee5 thu\u1ed9c nhi\u1ec1u v\u00e0o \u0111\u1ed9 d\u00e0y l\u1edbp k\u1ebft n\u1ed1i (BLT) v\u00e0 \u00e1p su\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi xem x\u00e9t d\u1eef li\u1ec7u ki\u1ec3m th\u1eed, 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 keo d\u00e1n l\u00e0 bao nhi\u00eau?<\/li>\n\n\n\n<li>\u00c1p su\u1ea5t n\u00e0o \u0111\u00e3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng?<\/li>\n\n\n\n<li>V\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m \u1edf tr\u1ea1ng th\u00e1i cung c\u1ea5p hay sau khi \u0111i\u1ec1u h\u00f2a?<\/li>\n\n\n\n<li>K\u1ebft qu\u1ea3 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 v\u1eadt c\u00f3 \u0111\u01b0\u1ee3c n\u00e9n 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 l\u1edbp ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t 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 tra TIM ph\u1ed5 bi\u1ebfn m\u00e0 k\u1ef9 s\u01b0 n\u00ean 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 ki\u1ec3m tra l\u1ea1i quan tr\u1ecdng khi so s\u00e1nh d\u1eef li\u1ec7u TIM.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t gi\u00e1 tr\u1ecb W\/mK m\u00e0 kh\u00f4ng c\u00f3 th\u00f4ng tin BLT th\u00ec ch\u01b0a ho\u00e0n ch\u1ec9nh. \u0110\u1ed1i v\u1edbi c\u00e1c quy\u1ebft \u0111\u1ecbnh k\u1ef9 thu\u1eadt quan tr\u1ecdng, BLT n\u00ean lu\u00f4n l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a cu\u1ed9c th\u1ea3o lu\u1eadn.<\/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 n\u1ed1i tr\u1edf n\u00ean quan tr\u1ecdng h\u01a1n khi th\u00f4ng l\u01b0\u1ee3ng nhi\u1ec7t t\u0103ng l\u00ean.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong \u0111i\u1ec7n t\u1eed c\u00f4ng su\u1ea5t, ngay c\u1ea3 m\u1ed9t s\u1ef1 gia t\u0103ng nh\u1ecf v\u1ec1 nhi\u1ec7t tr\u1edf c\u0169ng c\u00f3 th\u1ec3 l\u00e0m t\u0103ng \u0111\u00e1ng k\u1ec3 nhi\u1ec7t \u0111\u1ed9 c\u1ee7a linh ki\u1ec7n. \u0110i\u1ec1u n\u00e0y 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 thu ph\u00e1t s\u00f3ng vi\u1ec5n th\u00f4ng<\/li>\n\n\n\n<li>Ngu\u1ed3n \u0111i\u1ec7n<\/li>\n\n\n\n<li>\u0110i\u1ec7n t\u1eed h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5<\/li>\n\n\n\n<li>Truy\u1ec1n \u0111\u1ed9ng \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 TIM qu\u00e1 m\u1ee9c c\u00f3 th\u1ec3 ch\u1ea1y n\u00f3ng h\u01a1n, l\u00e0m gi\u1ea3m quang th\u00f4ng v\u00e0 tu\u1ed5i th\u1ecd. M\u1ed9t m\u00f4-\u0111un c\u00f4ng su\u1ea5t c\u00f3 BLT kh\u00f4ng \u0111\u1ec1u c\u00f3 th\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c \u0111i\u1ec3m n\u00f3ng l\u00e0m t\u0103ng t\u1ed1c \u0111\u1ed9 h\u1ecfng h\u00f3c. M\u1ed9t GPU c\u00f3 \u0111\u1ed9 d\u00e0y keo t\u1ea3n nhi\u1ec7t \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t k\u00e9m c\u00f3 th\u1ec3 b\u1ecb gi\u1ea3m xung nh\u1ecbp d\u01b0\u1edbi t\u1ea3i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea3i nhi\u1ec7t c\u00e0ng l\u1edbn, vi\u1ec7c ki\u1ec3m so\u00e1t BLT c\u00e0ng 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 c\u1ee7a \u0111\u01b0\u1eddng li\u00ean k\u1ebft c\u00f3 th\u1ec3 thay \u0111\u1ed5i theo th\u1eddi gian.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chu k\u1ef3 nhi\u1ec7t, rung \u0111\u1ed9ng, hi\u1ec7n t\u01b0\u1ee3ng b\u01a1m ra, hi\u1ec7n t\u01b0\u1ee3ng kh\u00f4 c\u1ea1n, bi\u1ebfn d\u1ea1ng n\u00e9n v\u00e0 s\u1ef1 l\u00e3o h\u00f3a v\u1eadt li\u1ec7u \u0111\u1ec1u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u1edbp ti\u1ebfp x\u00fac cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi keo t\u1ea3n nhi\u1ec7t, hi\u1ec7n t\u01b0\u1ee3ng tr\u1ed3i keo (pump-out) c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u1ed9 ph\u1ee7 v\u00e0 t\u1ea1o ra c\u00e1c v\u00f9ng kh\u00f4. Hi\u1ec7n t\u01b0\u1ee3ng kh\u00f4 keo c\u00f3 th\u1ec3 l\u00e0m t\u0103ng nhi\u1ec7t 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 keo t\u1ea3n nhi\u1ec7t kh\u00f4ng d\u00f9ng \u0111\u1ebfn \u0111\u00fang c\u00e1ch<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi \u0111\u1ec7m t\u1ea3n nhi\u1ec7t, \u0111\u1ed9 bi\u1ebfn d\u1ea1ng n\u00e9n v\u0129nh vi\u1ec5n 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 thay \u0111\u1ed5i pha (PCM), c\u00e1c chu k\u1ef3 thay \u0111\u1ed5i pha l\u1eb7p \u0111i l\u1eb7p l\u1ea1i c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn d\u00f2ng ch\u1ea3y v\u00e0 v\u1ecb tr\u00ed. \u0110\u1ed1i v\u1edbi keo t\u1ea3n nhi\u1ec7t v\u00e0 ch\u1ea5t l\u1ea5p \u0111\u1ea7y khe h\u1edf, s\u1ef1 d\u1ecbch chuy\u1ec3n ho\u1eb7c hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea3y nh\u00e3o c\u1ee7a v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i \u0111\u1ed9 bao ph\u1ee7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c k\u1ef9 s\u01b0 n\u00ean \u0111\u00e1nh gi\u00e1 BLT kh\u00f4ng ch\u1ec9 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 nhi\u1ec7t \u0111\u1ed9 cao<\/li>\n\n\n\n<li>Rung \u0111\u1ed9ng<\/li>\n\n\n\n<li>T\u1eaft v\u00e0 b\u1eadt 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 r\u1ea5t h\u1eefu \u00edch, nh\u01b0ng hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh theo th\u1eddi gian m\u1edbi quan tr\u1ecdng h\u01a1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1ch \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 d\u00e0y c\u1ee7a \u0111\u01b0\u1eddng li\u00ean k\u1ebft<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">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 qu\u00e1 tr\u00ecnh t\u1ed1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1ef1c t\u1ebf bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110o k\u00edch th\u01b0\u1edbc kho\u1ea3ng tr\u1ed1ng th\u1ef1c t\u1ebf<\/li>\n\n\n\n<li>\u0110\u1ecbnh ngh\u0129a ch\u1ed3ng ch\u1ea5t dung sai<\/li>\n\n\n\n<li>Ch\u1ecdn lo\u1ea1i TIM ch\u00ednh x\u00e1c<\/li>\n\n\n\n<li>Ch\u1ecdn \u0111\u1ed9 d\u00e0y mi\u1ebfng \u0111\u1ec7m ho\u1eb7c l\u01b0\u1ee3ng m\u1ee1 ph\u00f9 h\u1ee3p<\/li>\n\n\n\n<li>Ki\u1ec3m so\u00e1t l\u1ef1c si\u1ebft \u1ed1c v\u00edt ho\u1eb7c l\u1ef1c k\u1eb9p<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng mi\u1ebfng \u0111\u1ec7m ho\u1eb7c tr\u1ee5 c\u00e1ch \u0111i\u1ec7n khi c\u1ea7n thi\u1ebft<\/li>\n\n\n\n<li>L\u00e0m s\u1ea1ch 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 th\u1ef1c ph\u1ea1m vi n\u00e9n<\/li>\n\n\n\n<li>Ki\u1ec3m tra sau khi chu k\u1ef3 nhi\u1ec7t<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng v\u1ecb tr\u00ed ph\u00e2n ph\u1ed1i ho\u1eb7c c\u1eaft b\u1ebf nh\u1ea5t qu\u00e1n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi s\u1ea3n xu\u1ea5t, kh\u1ea3 n\u0103ng l\u1eb7p l\u1ea1i c\u0169ng quan tr\u1ecdng kh\u00f4ng k\u00e9m hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u trong ph\u00f2ng th\u00ed nghi\u1ec7m. M\u1ed9t v\u1eadt li\u1ec7u TIM ho\u1ea1t \u0111\u1ed9ng t\u1ed1t \u1edf m\u1ed9t nguy\u00ean m\u1eabu nh\u01b0ng l\u1ea1i bi\u1ebfn \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\u1ed1t nh\u1ea5t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u1ea9m nang l\u1ef1a ch\u1ecdn th\u1ef1c t\u1ebf<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1eed d\u1ee5ng h\u01b0\u1edbng d\u1eabn chung n\u00e0y khi suy ngh\u0129 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 \u0111i TIM t\u1ed1t h\u01a1n<\/td><\/tr><tr><td>Giao di\u1ec7n r\u1ea5t ph\u1eb3ng, r\u1ea5t m\u1ecfng<\/td><td>Keo t\u1ea3n nhi\u1ec7t hay v\u1eadt li\u1ec7u chuy\u1ec3n \u0111\u1ed5i pha (PCM)<\/td><\/tr><tr><td>Khe h\u1eb9p c\u00f3 ki\u1ec3m so\u00e1t<\/td><td>Keo t\u1ea3n nhi\u1ec7t, PCM, ho\u1eb7c mi\u1ebfng \u0111\u1ec7m m\u1ecfng<\/td><\/tr><tr><td>Kho\u1ea3ng c\u00e1ch trung b\u00ecnh c\u00f3 th\u1ec3 \u0111o\u00e1n tr\u01b0\u1edbc<\/td><td>Mi\u1ebfng t\u1ea3n nhi\u1ec7t<\/td><\/tr><tr><td>Khe h\u1edf kh\u00f4ng \u0111\u1ec1u<\/td><td>Keo t\u1ea3n nhi\u1ec7t d\u1ea1ng \u0111\u1ea5t n\u1eb7n ho\u1eb7c ch\u1ea5t l\u1ea5p \u0111\u1ea7y khe h\u1edf<\/td><\/tr><tr><td>C\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 nhi\u1ec1u chi\u1ec1u cao<\/td><td>V\u1eadt li\u1ec7u l\u1ea5p \u0111\u1ea7y khe h\u1edf d\u1ea1ng b\u1ed9t nh\u00e3o, gel ho\u1eb7c d\u1ec5 \u0111\u1ecbnh h\u00ecnh<\/td><\/tr><tr><td>L\u1eafp r\u00e1p s\u1ea1ch kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn<\/td><td>Mi\u1ebfng \u0111\u1ec7m b\u1ebf khu\u00f4n ho\u1eb7c mi\u1ebfng \u0111\u1ec7m PCM<\/td><\/tr><tr><td>Thi\u1ebft k\u1ebf d\u1ec5 thay \u0111\u1ed5i<\/td><td>Mi\u1ebfng \u0111\u1ec7m ho\u1eb7c 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>V\u1eadt li\u1ec7u d\u1eabn nhi\u1ec7t 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 \u0111\u00e1ng lo ng\u1ea1i duy nh\u1ea5t. S\u1ef1 tho\u00e1t kh\u00ed v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a v\u1eadt li\u1ec7u c\u0169ng c\u00f3 th\u1ec3 quan tr\u1ecdng. HakTak \u0111\u1ec1 c\u1eadp \u0111\u1ebfn ch\u1ee7 \u0111\u1ec1 n\u00e0y trong <a href=\"https:\/\/haktak.com\/vi\/thermal-grease-vacuum-outgassing-performance\/\">Keo t\u1ea3n nhi\u1ec7t c\u00f3 bay h\u01a1i trong ch\u00e2n kh\u00f4ng kh\u00f4ng? Hi\u1ec3u v\u1ec1 s\u1ef1 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 ph\u1ed5 bi\u1ebfn 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 keo t\u1ea3n nhi\u1ec7t (TIM) d\u1ef1a tr\u00ean ch\u1ec9 s\u1ed1 W\/mK. \u0110\u1ed9 d\u1eabn nhi\u1ec7t r\u1ea5t quan tr\u1ecdng, nh\u01b0ng \u0111\u1ed9 d\u00e0y l\u1edbp keo (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. Nhi\u1ec1u keo h\u01a1n kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 l\u00e0m m\u00e1t 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 d\u01b0 th\u1eeba l\u00e0m t\u0103ng \u0111i\u1ec7n tr\u1edf v\u00e0 c\u00f3 th\u1ec3 g\u00e2y c\u0103ng th\u1eb3ng cho 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 ph\u1eb3ng c\u00f3 th\u1ec3 \u0111\u00f2i h\u1ecfi m\u1ed9t v\u1eadt li\u1ec7u d\u1ec5 u\u1ed1n cong 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 \u0111\u01b0\u1eddng k\u1ebft d\u00ednh. 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 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 BLT trong d\u00e0i h\u1ea1n. Hi\u1ec7n t\u01b0\u1ee3ng b\u01a1m ch\u1ea5t l\u1ecfng ra, bi\u1ebfn d\u1ea1ng n\u00e9n, 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 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 \u0111\u01b0\u1eddng 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 d\u1eabn nhi\u1ec7t (TIM). \u0110\u1ed9 d\u1eabn nhi\u1ec7t c\u1ee7a v\u1eadt li\u1ec7u l\u00e0 quan tr\u1ecdng, nh\u01b0ng n\u00f3 ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi h\u00ecnh h\u1ecdc b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac th\u1ef1c t\u1ebf, \u00e1p su\u1ea5t, t\u00ecnh tr\u1ea1ng 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 keo t\u1ea3n nhi\u1ec7t, tr\u1ecdng t\u00e2m l\u00e0 vi\u1ec7c b\u00f4i m\u1ecfng, \u0111\u1ec1u v\u00e0 ti\u1ebfp x\u00fac \u1ed5n \u0111\u1ecbnh l\u00e2u d\u00e0i. \u0110\u1ed1i v\u1edbi mi\u1ebfng \u0111\u1ec7m t\u1ea3n nhi\u1ec7t, tr\u1ecdng t\u00e2m l\u00e0 \u0111\u1ed9 d\u00e0y ch\u00ednh x\u00e1c, \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 n\u00e9n v\u00e0 kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n. \u0110\u1ed1i v\u1edbi mi\u1ebfng \u0111\u1ec7m t\u1ea3n nhi\u1ec7t PCM (v\u1eadt li\u1ec7u chuy\u1ec3n pha), tr\u1ecdng t\u00e2m 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 keo t\u1ea3n nhi\u1ec7t d\u1ea1ng b\u1ed9t nh\u00e3o (putty) v\u00e0 ch\u1ea5t l\u1ea5p \u0111\u1ea7y kho\u1ea3ng tr\u1ed1ng, tr\u1ecdng t\u00e2m l\u00e0 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng h\u00ecnh d\u1ea1ng v\u00e0 l\u1ea5p \u0111\u1ea7y ho\u00e0n to\u00e0n kho\u1ea3ng tr\u1ed1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi th\u1ea3o lu\u1eadn v\u1ec1 \u1ee9ng d\u1ee5ng v\u1eadt li\u1ec7u d\u1eabn nhi\u1ec7t (thermal interface) v\u1edbi nh\u00e0 cung c\u1ea5p, c\u00e1c k\u1ef9 s\u01b0 n\u00ean 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 li\u00ean h\u1ec7<\/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 li\u00ean k\u1ebft trong c\u00f4ng th\u1ee9c c\u1ea5u tr\u00fac<\/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 kh\u1ea3 d\u1ee5ng<\/li>\n\n\n\n<li>Nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng<\/li>\n\n\n\n<li>Nhu c\u1ea7u c\u00e1ch \u0111i\u1ec7n<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u \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 v\u1eadt li\u1ec7u d\u1eabn nhi\u1ec7t (TIM) d\u1ef1a tr\u00ean \u0111i\u1ec7n tr\u1edf nhi\u1ec7t th\u1ef1c t\u1ebf thay v\u00ec ch\u1ec9 d\u1ef1a tr\u00ean m\u1ed9t gi\u00e1 tr\u1ecb \u0111\u01a1n l\u1ebb 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 \u0111\u01b0\u1eddng keo c\u00f3 t\u00e1c \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u su\u1ea5t t\u1ea3n nhi\u1ec7t. L\u1edbp v\u1eadt li\u1ec7u d\u1eabn nhi\u1ec7t (TIM) m\u1ecfng h\u01a1n th\u01b0\u1eddng l\u00e0m gi\u1ea3m nhi\u1ec7t tr\u1edf, nh\u01b0ng ch\u1ec9 khi n\u00f3 v\u1eabn l\u1ea5p \u0111\u1ea7y c\u00e1c khuy\u1ebft \u0111i\u1ec3m tr\u00ean b\u1ec1 m\u1eb7t v\u00e0 duy tr\u00ec ti\u1ebfp x\u00fac ho\u00e0n to\u00e0n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu \u0111\u01b0\u1eddng keo qu\u00e1 d\u00e0y, nhi\u1ec7t ph\u1ea3i truy\u1ec1n qua nhi\u1ec1u v\u1eadt li\u1ec7u h\u01a1n v\u00e0 \u0111i\u1ec7n tr\u1edf s\u1ebd t\u0103ng l\u00ean. N\u1ebfu n\u00f3 qu\u00e1 m\u1ecfng, c\u00e1c kho\u1ea3ng tr\u1ed1ng v\u00e0 ti\u1ebfp x\u00fac k\u00e9m c\u00f3 th\u1ec3 l\u00e0m t\u0103ng \u0111i\u1ec7n tr\u1edf. BLT t\u1ed1t nh\u1ea5t l\u00e0 l\u1edbp m\u1ecfng nh\u1ea5t v\u00e0 \u0111\u00e1ng tin c\u1eady, l\u1ea5p \u0111\u1ea7y ho\u00e0n to\u00e0n b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac trong c\u00e1c \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 n\u00ean \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 d\u00e0i h\u1ea1n v\u00e0 kh\u1ea3 n\u0103ng l\u1eb7p l\u1ea1i trong s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">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 ch\u1ec9 s\u1ed1 W\/mK cao nh\u1ea5t. \u0110\u00f3 l\u00e0 v\u1eadt li\u1ec7u t\u1ea1o ra nhi\u1ec7t tr\u1edf \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 li\u00ean k\u1ebft l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 d\u00e0y \u0111\u01b0\u1eddng d\u00e1n l\u00e0 \u0111\u1ed9 d\u00e0y cu\u1ed1i c\u00f9ng c\u1ee7a v\u1eadt li\u1ec7u t\u1ea3n nhi\u1ec7t gi\u1eefa ngu\u1ed3n nhi\u1ec7t v\u00e0 b\u1ec1 m\u1eb7t l\u00e0m m\u00e1t 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 keo \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t nhi\u1ec7t?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Nhi\u1ec7t ph\u1ea3i truy\u1ec1n qua l\u1edbp TIM. L\u1edbp d\u00e0y h\u01a1n th\u01b0\u1eddng l\u00e0m t\u0103ng nhi\u1ec7t tr\u1edf, trong\u0e02\u0e13\u0e30\u0e17\u0e35\u0e48 l\u1edbp m\u1ecfng h\u01a1n nh\u01b0ng ph\u1ee7 k\u00edn th\u01b0\u1eddng 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 kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng t\u1ed1t h\u01a1n sao?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng v\u1eady. \u0110\u01b0\u1eddng keo qu\u00e1 m\u1ecfng c\u00f3 th\u1ec3 \u0111\u1ec3 l\u1ea1i kho\u1ea3ng tr\u1ed1ng kh\u00f4ng kh\u00ed ho\u1eb7c kh\u00f4ng ph\u1ee7 k\u00edn. BLT t\u1ed1t nh\u1ea5t l\u00e0 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 \u0111\u01b0\u1eddng keo \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn keo t\u1ea3n nhi\u1ec7t?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Keo t\u1ea3n nhi\u1ec7t th\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 nh\u1ea5t \u1edf m\u1ed9t l\u1edbp m\u1ecfng v\u00e0 \u0111\u1ec1u. Qu\u00e1 nhi\u1ec1u keo l\u00e0m t\u0103ng \u0111\u1ed9 d\u00e0y v\u00e0 \u0111i\u1ec7n tr\u1edf, trong khi qu\u00e1 \u00edt 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 \u0111\u01b0\u1eddng keo \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn \u0111\u1ec7m t\u1ea3n nhi\u1ec7t?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Mi\u1ebfng t\u1ea3n nhi\u1ec7t ph\u1ea3i \u0111\u1ee7 d\u00e0y \u0111\u1ec3 l\u1ea5p \u0111\u1ea7y kho\u1ea3ng tr\u1ed1ng nh\u01b0ng kh\u00f4ng \u0111\u01b0\u1ee3c qu\u00e1 d\u00e0y l\u00e0m t\u0103ng \u0111i\u1ec7n tr\u1edf ho\u1eb7c t\u1ea1o ra \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc qu\u00e1 m\u1ee9c.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1i g\u00ec ki\u1ec3m so\u00e1t \u0111\u1ed9 d\u00e0y \u0111\u01b0\u1eddng li\u00ean k\u1ebft?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">BLT \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t b\u1edfi 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, \u0111\u1ed9 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 v\u1eadt li\u1ec7u t\u1ea3n nhi\u1ec7t (TIM) d\u1ef1a v\u00e0o \u0111\u1ed9 d\u1eabn nhi\u1ec7t hay chi\u1ec1u d\u00e0y l\u1edbp keo (BLT)?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3 hai \u0111\u1ec1u quan tr\u1ecdng. \u0110\u1ed9 d\u1eabn nhi\u1ec7t gi\u00fap \u00edch cho v\u1eadt li\u1ec7u t\u1ea3n nhi\u1ec7t, nh\u01b0ng BLT v\u00e0 \u0111i\u1ec7n tr\u1edf nhi\u1ec7t m\u1edbi 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 c\u00e1c k\u1ef9 s\u01b0 c\u00f3 th\u1ec3 gi\u1ea3m \u0111\u1ed9 d\u00e0y \u0111\u01b0\u1eddng keo d\u00e1n?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c k\u1ef9 s\u01b0 c\u00f3 th\u1ec3 gi\u1ea3m BLT b\u1eb1ng c\u00e1ch c\u1ea3i thi\u1ec7n \u0111\u1ed9 ph\u1eb3ng c\u1ee7a b\u1ec1 m\u1eb7t, ch\u1ecdn \u0111\u00fang lo\u1ea1i TIM, ki\u1ec3m so\u00e1t l\u01b0\u1ee3ng \u1ee9ng d\u1ee5ng, t\u0103ng \u00e1p su\u1ea5t ph\u00f9 h\u1ee3p v\u00e0 s\u1eed d\u1ee5ng c\u00e1c mi\u1ebfng \u0111\u1ec7m c\u01a1 h\u1ecdc ho\u1eb7c \u00e9p c\u00f3 ki\u1ec3m so\u00e1t.<\/p>\n<\/div><\/div>","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 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