{"id":2107,"date":"2026-04-07T17:04:22","date_gmt":"2026-04-07T10:04:22","guid":{"rendered":"https:\/\/makipos.com\/?p=2107"},"modified":"2026-04-08T11:18:29","modified_gmt":"2026-04-08T04:18:29","slug":"su-khac-nhau-giua-pcb-va-pcba","status":"publish","type":"post","link":"https:\/\/makipos.com\/vi\/su-khac-nhau-giua-pcb-va-pcba\/","title":{"rendered":"S\u1ef1 kh\u00e1c nhau gi\u1eefa PCB v\u00e0 PCBA trong s\u1ea3n xu\u1ea5t \u0111i\u1ec7n t\u1eed"},"content":{"rendered":"<p><em>Trong s\u1ea3n xu\u1ea5t \u0111i\u1ec7n t\u1eed, PCB v\u00e0 PCBA l\u00e0 hai thu\u1eadt ng\u1eef d\u1ec5 b\u1ecb nh\u1ea7m l\u1eabn nh\u01b0ng l\u1ea1i \u0111\u1ea1i di\u1ec7n cho c\u00e1c giai \u0111o\u1ea1n kh\u00e1c nhau c\u1ee7a s\u1ea3n ph\u1ea9m. PCB l\u00e0 bo m\u1ea1ch n\u1ec1n, trong khi PCBA l\u00e0 bo m\u1ea1ch \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eafp r\u00e1p v\u00e0 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng.<\/em><\/p>\n<p><em>Vi\u1ec7c hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c nhau gi\u1eefa hai kh\u00e1i ni\u1ec7m n\u00e0y gi\u00fap tr\u00e1nh sai s\u00f3t trong thi\u1ebft k\u1ebf, \u0111\u1eb7t h\u00e0ng v\u00e0 l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd l\u00e0m r\u00f5 s\u1ef1 kh\u00e1c nhau gi\u1eefa PCB v\u00e0 PCBA trong th\u1ef1c t\u1ebf s\u1ea3n xu\u1ea5t \u0111i\u1ec7n t\u1eed.<\/em><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_79_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">M\u1ee5c l\u1ee5c<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/makipos.com\/vi\/su-khac-nhau-giua-pcb-va-pcba\/#1_PCB_va_PCBA_la_gi\" >1. PCB v\u00e0 PCBA l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/makipos.com\/vi\/su-khac-nhau-giua-pcb-va-pcba\/#2_PCB_va_PCBA_khac_nhau_nhu_the_nao\" >2. PCB v\u00e0 PCBA kh\u00e1c nhau nh\u01b0 th\u1ebf n\u00e0o?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/makipos.com\/vi\/su-khac-nhau-giua-pcb-va-pcba\/#3_Moi_quan_he_giua_PCB_va_PCBA\" >3. M\u1ed1i quan h\u1ec7 gi\u1eefa PCB v\u00e0 PCBA<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/makipos.com\/vi\/su-khac-nhau-giua-pcb-va-pcba\/#4_Quy_trinh_tu_PCB_den_PCBA\" >4. Quy tr\u00ecnh t\u1eeb PCB \u0111\u1ebfn PCBA<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/makipos.com\/vi\/su-khac-nhau-giua-pcb-va-pcba\/#5_Ung_dung_cua_PCB_va_PCBA\" >5. \u1ee8ng d\u1ee5ng c\u1ee7a PCB v\u00e0 PCBA<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/makipos.com\/vi\/su-khac-nhau-giua-pcb-va-pcba\/#6_Su_khac_biet_ve_chi_phi\" >6. S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 chi ph\u00ed<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/makipos.com\/vi\/su-khac-nhau-giua-pcb-va-pcba\/#7_Nham_lan_thuong_gap\" >7. Nh\u1ea7m l\u1eabn th\u01b0\u1eddng g\u1eb7p<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/makipos.com\/vi\/su-khac-nhau-giua-pcb-va-pcba\/#Ket_luan\" >K\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"1_PCB_va_PCBA_la_gi\"><\/span>1. PCB v\u00e0 PCBA l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>PCB (Printed Circuit Board)<\/strong> l\u00e0 bo m\u1ea1ch in d\u00f9ng \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c linh ki\u1ec7n \u0111i\u1ec7n t\u1eed th\u00f4ng qua h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng d\u1eabn b\u1eb1ng \u0111\u1ed3ng. \u1ede tr\u1ea1ng th\u00e1i n\u00e0y, PCB ch\u1ec9 l\u00e0 n\u1ec1n m\u1ea1ch v\u00e0 ch\u01b0a th\u1ec3 ho\u1ea1t \u0111\u1ed9ng do ch\u01b0a \u0111\u01b0\u1ee3c g\u1eafn linh ki\u1ec7n.<\/p>\n<p><strong>PCBA (Printed Circuit Board Assembly)<\/strong> l\u00e0 phi\u00ean b\u1ea3n ho\u00e0n ch\u1ec9nh c\u1ee7a PCB sau khi c\u00e1c linh ki\u1ec7n \u0111i\u1ec7n t\u1eed \u0111\u01b0\u1ee3c l\u1eafp r\u00e1p l\u00ean b\u1ec1 m\u1eb7t th\u00f4ng qua c\u00e1c c\u00f4ng ngh\u1ec7 nh\u01b0 SMT ho\u1eb7c THT. L\u00fac n\u00e0y, m\u1ea1ch \u0111\u00e3 c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n ch\u1ee9c n\u0103ng \u0111i\u1ec7n t\u1eed theo thi\u1ebft k\u1ebf.<\/p>\n<figure id=\"attachment_2111\" aria-describedby=\"caption-attachment-2111\" style=\"width: 1200px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2111\" src=\"https:\/\/makipos.com\/wp-content\/uploads\/2026\/04\/pcb-vs-pcba.webp\" alt=\"PCB v\u00e0 PCBA\" width=\"1200\" height=\"602\" srcset=\"https:\/\/makipos.com\/wp-content\/uploads\/2026\/04\/pcb-vs-pcba.webp 1200w, https:\/\/makipos.com\/wp-content\/uploads\/2026\/04\/pcb-vs-pcba-300x151.webp 300w, https:\/\/makipos.com\/wp-content\/uploads\/2026\/04\/pcb-vs-pcba-1024x514.webp 1024w, https:\/\/makipos.com\/wp-content\/uploads\/2026\/04\/pcb-vs-pcba-768x385.webp 768w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><figcaption id=\"caption-attachment-2111\" class=\"wp-caption-text\">PCB v\u00e0 PCBA<\/figcaption><\/figure>\n<p>C\u00f3 th\u1ec3 hi\u1ec3u \u0111\u01a1n gi\u1ea3n, PCB l\u00e0 n\u1ec1n t\u1ea3ng, trong khi PCBA l\u00e0 s\u1ea3n ph\u1ea9m ho\u00e0n ch\u1ec9nh s\u1eb5n s\u00e0ng \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng. S\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y l\u00e0 c\u01a1 s\u1edf \u0111\u1ec3 ph\u00e2n bi\u1ec7t hai kh\u00e1i ni\u1ec7m trong s\u1ea3n xu\u1ea5t \u0111i\u1ec7n t\u1eed.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"2_PCB_va_PCBA_khac_nhau_nhu_the_nao\"><\/span>2. PCB v\u00e0 PCBA kh\u00e1c nhau nh\u01b0 th\u1ebf n\u00e0o?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>PCB v\u00e0 PCBA kh\u00e1c nhau \u1edf nhi\u1ec1u kh\u00eda c\u1ea1nh nh\u01b0 c\u1ea5u t\u1ea1o, ch\u1ee9c n\u0103ng, quy tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 ph\u1ea1m vi \u1ee9ng d\u1ee5ng. Vi\u1ec7c hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y gi\u00fap l\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i d\u1ecbch v\u1ee5 v\u00e0 tr\u00e1nh nh\u1ea7m l\u1eabn trong qu\u00e1 tr\u00ecnh tri\u1ec3n khai.<\/p>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng so s\u00e1nh chi ti\u1ebft:<\/p>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: center;\"><strong>Ti\u00eau ch\u00ed<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>PCB<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>PCBA<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Kh\u00e1i ni\u1ec7m<\/td>\n<td>Bo m\u1ea1ch in ch\u01b0a l\u1eafp linh ki\u1ec7n<\/td>\n<td>Bo m\u1ea1ch \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eafp r\u00e1p ho\u00e0n ch\u1ec9nh<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Th\u00e0nh ph\u1ea7n<\/td>\n<td>N\u1ec1n m\u1ea1ch, l\u1edbp \u0111\u1ed3ng d\u1eabn, l\u1edbp c\u00e1ch \u0111i\u1ec7n<\/td>\n<td>PCB + linh ki\u1ec7n \u0111i\u1ec7n t\u1eed (IC, \u0111i\u1ec7n tr\u1edf, t\u1ee5, v.v.)<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Ch\u1ee9c n\u0103ng<\/td>\n<td>Ch\u1ec9 \u0111\u00f3ng vai tr\u00f2 k\u1ebft n\u1ed1i<\/td>\n<td>Th\u1ef1c hi\u1ec7n ch\u1ee9c n\u0103ng \u0111i\u1ec7n t\u1eed<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng<\/td>\n<td>Kh\u00f4ng th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp<\/td>\n<td>C\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng theo thi\u1ebft k\u1ebf<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Quy tr\u00ecnh<\/td>\n<td>PCB fabrication (s\u1ea3n xu\u1ea5t bo m\u1ea1ch)<\/td>\n<td>PCB assembly (l\u1eafp r\u00e1p linh ki\u1ec7n)<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">C\u00f4ng \u0111o\u1ea1n ch\u00ednh<\/td>\n<td>Etching, drilling, plating, solder mask<\/td>\n<td>SMT, THT, reflow, wave soldering<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">M\u1ee9c \u0111\u1ed9 ho\u00e0n thi\u1ec7n<\/td>\n<td>B\u00e1n th\u00e0nh ph\u1ea9m<\/td>\n<td>Th\u00e0nh ph\u1ea9m ho\u1eb7c g\u1ea7n ho\u00e0n thi\u1ec7n<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Ki\u1ec3m tra<\/td>\n<td>Ki\u1ec3m tra \u0111i\u1ec7n, ki\u1ec3m tra l\u1edbp m\u1ea1ch<\/td>\n<td>AOI, ICT, FCT, X-Ray<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">\u1ee8ng d\u1ee5ng<\/td>\n<td>Thi\u1ebft k\u1ebf, th\u1eed nghi\u1ec7m, s\u1ea3n xu\u1ea5t bo m\u1ea1ch<\/td>\n<td>S\u1ea3n ph\u1ea9m \u0111i\u1ec7n t\u1eed ho\u00e0n ch\u1ec9nh<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Chi ph\u00ed<\/td>\n<td>Th\u1ea5p h\u01a1n<\/td>\n<td>Cao h\u01a1n do c\u00f3 linh ki\u1ec7n v\u00e0 c\u00f4ng l\u1eafp r\u00e1p<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>PCB l\u00e0 n\u1ec1n t\u1ea3ng ban \u0111\u1ea7u c\u1ee7a m\u1ea1ch \u0111i\u1ec7n t\u1eed, trong khi PCBA l\u00e0 b\u01b0\u1edbc ho\u00e0n thi\u1ec7n gi\u00fap m\u1ea1ch c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng trong th\u1ef1c t\u1ebf. S\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn c\u00e1ch thi\u1ebft k\u1ebf, s\u1ea3n xu\u1ea5t v\u00e0 l\u1ef1a ch\u1ecdn d\u1ecbch v\u1ee5 trong t\u1eebng giai \u0111o\u1ea1n.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"3_Moi_quan_he_giua_PCB_va_PCBA\"><\/span>3. M\u1ed1i quan h\u1ec7 gi\u1eefa PCB v\u00e0 PCBA<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>PCB v\u00e0 PCBA c\u00f3 m\u1ed1i quan h\u1ec7 ch\u1eb7t ch\u1ebd v\u00e0 kh\u00f4ng th\u1ec3 t\u00e1ch r\u1eddi trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t \u0111i\u1ec7n t\u1eed. PCB \u0111\u00f3ng vai tr\u00f2 l\u00e0 n\u1ec1n t\u1ea3ng, trong khi PCBA l\u00e0 k\u1ebft qu\u1ea3 sau khi PCB \u0111\u01b0\u1ee3c l\u1eafp r\u00e1p linh ki\u1ec7n \u0111\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t m\u1ea1ch ho\u00e0n ch\u1ec9nh.<\/p>\n<p>C\u1ee5 th\u1ec3, PCBA \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb PCB th\u00f4ng qua qu\u00e1 tr\u00ecnh l\u1eafp r\u00e1p, bao g\u1ed3m vi\u1ec7c g\u1eafn linh ki\u1ec7n l\u00ean bo m\u1ea1ch b\u1eb1ng c\u00e1c c\u00f4ng ngh\u1ec7 nh\u01b0 SMT ho\u1eb7c THT. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 m\u1ecdi PCBA \u0111\u1ec1u b\u1eaft \u0111\u1ea7u t\u1eeb PCB, nh\u01b0ng kh\u00f4ng ph\u1ea3i PCB n\u00e0o c\u0169ng tr\u1edf th\u00e0nh PCBA.<\/p>\n<p>Trong chu\u1ed7i s\u1ea3n xu\u1ea5t, PCB l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean trong ph\u1ea7n c\u1ee9ng, c\u00f2n PCBA l\u00e0 b\u01b0\u1edbc ti\u1ebfp theo gi\u00fap m\u1ea1ch c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng th\u1ef1c t\u1ebf. Vi\u1ec7c hi\u1ec3u r\u00f5 m\u1ed1i quan h\u1ec7 n\u00e0y gi\u00fap x\u00e1c \u0111\u1ecbnh \u0111\u00fang nhu c\u1ea7u, \u0111\u1eb7c bi\u1ec7t khi l\u00e0m vi\u1ec7c v\u1edbi nh\u00e0 s\u1ea3n xu\u1ea5t ho\u1eb7c \u0111\u1eb7t h\u00e0ng d\u1ecbch v\u1ee5.<\/p>\n<figure id=\"attachment_2113\" aria-describedby=\"caption-attachment-2113\" style=\"width: 1125px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2113\" src=\"https:\/\/makipos.com\/wp-content\/uploads\/2026\/04\/su-khac-nhau-giua-pcb-va-pcba-3.webp\" alt=\"M\u1ed1i quan h\u1ec7 gi\u1eefa PCB v\u00e0 PCBA\" width=\"1125\" height=\"630\" srcset=\"https:\/\/makipos.com\/wp-content\/uploads\/2026\/04\/su-khac-nhau-giua-pcb-va-pcba-3.webp 1125w, https:\/\/makipos.com\/wp-content\/uploads\/2026\/04\/su-khac-nhau-giua-pcb-va-pcba-3-300x168.webp 300w, https:\/\/makipos.com\/wp-content\/uploads\/2026\/04\/su-khac-nhau-giua-pcb-va-pcba-3-1024x573.webp 1024w, https:\/\/makipos.com\/wp-content\/uploads\/2026\/04\/su-khac-nhau-giua-pcb-va-pcba-3-768x430.webp 768w\" sizes=\"auto, (max-width: 1125px) 100vw, 1125px\" \/><figcaption id=\"caption-attachment-2113\" class=\"wp-caption-text\">M\u1ed1i quan h\u1ec7 gi\u1eefa PCB v\u00e0 PCBA<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"4_Quy_trinh_tu_PCB_den_PCBA\"><\/span>4. Quy tr\u00ecnh t\u1eeb PCB \u0111\u1ebfn PCBA<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u1ec3 m\u1ed9t PCB tr\u1edf th\u00e0nh PCBA ho\u00e0n ch\u1ec9nh, bo m\u1ea1ch c\u1ea7n tr\u1ea3i qua nhi\u1ec1u c\u00f4ng \u0111o\u1ea1n t\u1eeb s\u1ea3n xu\u1ea5t \u0111\u1ebfn l\u1eafp r\u00e1p v\u00e0 ki\u1ec3m tra. Quy tr\u00ecnh n\u00e0y \u0111\u1ea3m b\u1ea3o m\u1ea1ch kh\u00f4ng ch\u1ec9 \u0111\u00fang thi\u1ebft k\u1ebf m\u00e0 c\u00f2n ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh trong th\u1ef1c t\u1ebf.<\/p>\n<p>C\u00e1c b\u01b0\u1edbc ch\u00ednh bao g\u1ed3m:<\/p>\n<ul>\n<li aria-level=\"1\"><strong>S\u1ea3n xu\u1ea5t PCB (PCB fabrication)<\/strong>: T\u1ea1o bo m\u1ea1ch t\u1eeb v\u1eadt li\u1ec7u n\u1ec1n th\u00f4ng qua c\u00e1c c\u00f4ng \u0111o\u1ea1n nh\u01b0 in m\u1ea1ch, khoan l\u1ed7, m\u1ea1 v\u00e0 ph\u1ee7 solder mask.<\/li>\n<li aria-level=\"1\"><strong>In kem h\u00e0n (Solder paste printing)<\/strong>: Kem h\u00e0n \u0111\u01b0\u1ee3c in l\u00ean c\u00e1c pad tr\u00ean PCB \u0111\u1ec3 chu\u1ea9n b\u1ecb cho vi\u1ec7c g\u1eafn linh ki\u1ec7n.<\/li>\n<li aria-level=\"1\"><strong>G\u1eafn linh ki\u1ec7n (SMT\/THT)<\/strong>: Linh ki\u1ec7n \u0111\u01b0\u1ee3c \u0111\u1eb7t l\u00ean PCB b\u1eb1ng c\u00f4ng ngh\u1ec7 SMT (b\u1ec1 m\u1eb7t) ho\u1eb7c THT (xuy\u00ean l\u1ed7).<\/li>\n<li aria-level=\"1\"><strong>H\u00e0n linh ki\u1ec7n (Reflow\/Wave soldering)<\/strong>: PCB \u0111\u01b0\u1ee3c gia nhi\u1ec7t \u0111\u1ec3 thi\u1ebfc n\u00f3ng ch\u1ea3y v\u00e0 t\u1ea1o li\u00ean k\u1ebft gi\u1eefa linh ki\u1ec7n v\u00e0 bo m\u1ea1ch.<\/li>\n<li aria-level=\"1\"><strong>Ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng (Inspection &amp; Testing)<\/strong>: S\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p nh\u01b0 AOI, ICT, FCT ho\u1eb7c X-Ray \u0111\u1ec3 ph\u00e1t hi\u1ec7n l\u1ed7i v\u00e0 \u0111\u1ea3m b\u1ea3o m\u1ea1ch ho\u1ea1t \u0111\u1ed9ng \u0111\u00fang.<\/li>\n<li aria-level=\"1\"><strong>Ho\u00e0n thi\u1ec7n v\u00e0 \u0111\u00f3ng g\u00f3i<\/strong>: Sau khi \u0111\u1ea1t y\u00eau c\u1ea7u, s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c v\u1ec7 sinh (n\u1ebfu c\u1ea7n), \u0111\u00f3ng g\u00f3i v\u00e0 chu\u1ea9n b\u1ecb giao h\u00e0ng.<\/li>\n<\/ul>\n<p>Quy tr\u00ecnh n\u00e0y cho th\u1ea5y PCB ch\u1ec9 l\u00e0 b\u01b0\u1edbc kh\u1edfi \u0111\u1ea7u, trong khi PCBA l\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh l\u1eafp r\u00e1p v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"5_Ung_dung_cua_PCB_va_PCBA\"><\/span>5. \u1ee8ng d\u1ee5ng c\u1ee7a PCB v\u00e0 PCBA<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>PCB v\u00e0 PCBA \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf c\u00e1c giai \u0111o\u1ea1n kh\u00e1c nhau trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n v\u00e0 s\u1ea3n xu\u1ea5t s\u1ea3n ph\u1ea9m \u0111i\u1ec7n t\u1eed, t\u00f9y thu\u1ed9c v\u00e0o m\u1ee9c \u0111\u1ed9 ho\u00e0n thi\u1ec7n c\u1ee7a m\u1ea1ch.<\/p>\n<ul>\n<li aria-level=\"1\"><strong>\u1ee8ng d\u1ee5ng c\u1ee7a PCB<\/strong>: PCB th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong giai \u0111o\u1ea1n thi\u1ebft k\u1ebf v\u00e0 th\u1eed nghi\u1ec7m, khi c\u1ea7n ki\u1ec3m tra layout m\u1ea1ch ho\u1eb7c k\u1ebft n\u1ed1i gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n. Ngo\u00e0i ra, PCB c\u0169ng l\u00e0 s\u1ea3n ph\u1ea9m \u0111\u1ea7u v\u00e0o trong chu\u1ed7i s\u1ea3n xu\u1ea5t tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh l\u1eafp r\u00e1p linh ki\u1ec7n.<\/li>\n<li aria-level=\"1\"><strong>\u1ee8ng d\u1ee5ng c\u1ee7a PCBA<\/strong>: PCBA \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c s\u1ea3n ph\u1ea9m \u0111i\u1ec7n t\u1eed ho\u00e0n ch\u1ec9nh nh\u01b0 thi\u1ebft b\u1ecb ti\u00eau d\u00f9ng, c\u00f4ng nghi\u1ec7p, \u00f4 t\u00f4 ho\u1eb7c y t\u1ebf. \u1ede giai \u0111o\u1ea1n n\u00e0y, m\u1ea1ch \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eafp r\u00e1p \u0111\u1ea7y \u0111\u1ee7 v\u00e0 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng theo ch\u1ee9c n\u0103ng thi\u1ebft k\u1ebf.<\/li>\n<\/ul>\n<p>S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 \u1ee9ng d\u1ee5ng ph\u1ea3n \u00e1nh r\u00f5 vai tr\u00f2 c\u1ee7a PCB v\u00e0 PCBA trong to\u00e0n b\u1ed9 quy tr\u00ecnh s\u1ea3n xu\u1ea5t, t\u1eeb b\u01b0\u1edbc ph\u00e1t tri\u1ec3n ban \u0111\u1ea7u \u0111\u1ebfn s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"6_Su_khac_biet_ve_chi_phi\"><\/span>6. S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 chi ph\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Chi ph\u00ed gi\u1eefa PCB v\u00e0 PCBA c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t r\u00f5 r\u1ec7t do ph\u1ea1m vi s\u1ea3n xu\u1ea5t v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 li\u00ean quan trong t\u1eebng giai \u0111o\u1ea1n.<\/p>\n<ul>\n<li aria-level=\"1\"><strong>Chi ph\u00ed c\u1ee7a PCB<\/strong>: PCB ch\u1ec9 bao g\u1ed3m chi ph\u00ed s\u1ea3n xu\u1ea5t bo m\u1ea1ch nh\u01b0 v\u1eadt li\u1ec7u n\u1ec1n, s\u1ed1 l\u1edbp m\u1ea1ch, k\u00edch th\u01b0\u1edbc, \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a layout v\u00e0 c\u00f4ng ngh\u1ec7 gia c\u00f4ng. V\u00ec ch\u01b0a c\u00f3 linh ki\u1ec7n v\u00e0 l\u1eafp r\u00e1p, chi ph\u00ed th\u01b0\u1eddng th\u1ea5p h\u01a1n v\u00e0 d\u1ec5 ki\u1ec3m so\u00e1t.<\/li>\n<li aria-level=\"1\"><strong>Chi ph\u00ed c\u1ee7a PCBA<\/strong>: PCBA bao g\u1ed3m to\u00e0n b\u1ed9 chi ph\u00ed c\u1ee7a PCB c\u1ed9ng v\u1edbi linh ki\u1ec7n \u0111i\u1ec7n t\u1eed, c\u00f4ng l\u1eafp r\u00e1p (SMT\/THT), ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u00f4i khi c\u1ea3 chi ph\u00ed sourcing linh ki\u1ec7n. Do \u0111\u00f3, t\u1ed5ng chi ph\u00ed s\u1ebd cao h\u01a1n \u0111\u00e1ng k\u1ec3.<\/li>\n<\/ul>\n<p>S\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y cho th\u1ea5y vi\u1ec7c l\u1ef1a ch\u1ecdn PCB hay PCBA kh\u00f4ng ch\u1ec9 ph\u1ee5 thu\u1ed9c v\u00e0o nhu c\u1ea7u s\u1eed d\u1ee5ng m\u00e0 c\u00f2n li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn ng\u00e2n s\u00e1ch v\u00e0 ph\u1ea1m vi c\u1ee7a d\u1ef1 \u00e1n.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"7_Nham_lan_thuong_gap\"><\/span>7. Nh\u1ea7m l\u1eabn th\u01b0\u1eddng g\u1eb7p<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_2116\" aria-describedby=\"caption-attachment-2116\" style=\"width: 1125px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2116\" src=\"https:\/\/makipos.com\/wp-content\/uploads\/2026\/04\/su-khac-nhau-giua-pcb-va-pcba-3-1.webp\" alt=\"Nh\u1eefng nh\u1ea7m l\u1eabn th\u01b0\u1eddng g\u1eb7p gi\u1eefa PCB v\u00e0 PCBA\" width=\"1125\" height=\"630\" srcset=\"https:\/\/makipos.com\/wp-content\/uploads\/2026\/04\/su-khac-nhau-giua-pcb-va-pcba-3-1.webp 1125w, https:\/\/makipos.com\/wp-content\/uploads\/2026\/04\/su-khac-nhau-giua-pcb-va-pcba-3-1-300x168.webp 300w, https:\/\/makipos.com\/wp-content\/uploads\/2026\/04\/su-khac-nhau-giua-pcb-va-pcba-3-1-1024x573.webp 1024w, https:\/\/makipos.com\/wp-content\/uploads\/2026\/04\/su-khac-nhau-giua-pcb-va-pcba-3-1-768x430.webp 768w\" sizes=\"auto, (max-width: 1125px) 100vw, 1125px\" \/><figcaption id=\"caption-attachment-2116\" class=\"wp-caption-text\">Nh\u1eefng nh\u1ea7m l\u1eabn th\u01b0\u1eddng g\u1eb7p gi\u1eefa PCB v\u00e0 PCBA<\/figcaption><\/figure>\n<p>Trong th\u1ef1c t\u1ebf, nhi\u1ec1u ng\u01b0\u1eddi d\u1ec5 nh\u1ea7m l\u1eabn gi\u1eefa PCB v\u00e0 PCBA do hai thu\u1eadt ng\u1eef n\u00e0y c\u00f3 li\u00ean quan ch\u1eb7t ch\u1ebd. Nh\u1eefng hi\u1ec3u nh\u1ea7m n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn sai s\u00f3t trong thi\u1ebft k\u1ebf, \u0111\u1eb7t h\u00e0ng ho\u1eb7c trao \u0111\u1ed5i v\u1edbi nh\u00e0 s\u1ea3n xu\u1ea5t.<\/p>\n<p>M\u1ed9t s\u1ed1 nh\u1ea7m l\u1eabn ph\u1ed5 bi\u1ebfn g\u1ed3m:<\/p>\n<ul>\n<li aria-level=\"1\"><strong>Nh\u1ea7m PCB l\u00e0 s\u1ea3n ph\u1ea9m ho\u00e0n ch\u1ec9nh<\/strong>: Nhi\u1ec1u ng\u01b0\u1eddi cho r\u1eb1ng PCB c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng tr\u1ef1c ti\u1ebfp, trong khi th\u1ef1c t\u1ebf \u0111\u00e2y ch\u1ec9 l\u00e0 bo m\u1ea1ch n\u1ec1n ch\u01b0a c\u00f3 linh ki\u1ec7n v\u00e0 kh\u00f4ng th\u1ec3 ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<li aria-level=\"1\"><strong>Kh\u00f4ng ph\u00e2n bi\u1ec7t PCB v\u00e0 PCBA khi \u0111\u1eb7t h\u00e0ng<\/strong>: \u0110\u1eb7t PCB trong khi th\u1ef1c t\u1ebf c\u1ea7n PCBA (ho\u1eb7c ng\u01b0\u1ee3c l\u1ea1i) c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn sai l\u1ec7ch v\u1ec1 chi ph\u00ed, th\u1eddi gian v\u00e0 y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt.<\/li>\n<li aria-level=\"1\"><strong>Kh\u00f4ng chu\u1ea9n b\u1ecb \u0111\u1ea7y \u0111\u1ee7 t\u00e0i li\u1ec7u cho PCBA<\/strong>: Khi \u0111\u1eb7t h\u00e0ng PCBA, ngo\u00e0i file Gerber c\u00f2n c\u1ea7n BOM v\u00e0 c\u00e1c y\u00eau c\u1ea7u l\u1eafp r\u00e1p. Vi\u1ec7c thi\u1ebfu th\u00f4ng tin c\u00f3 th\u1ec3 l\u00e0m ch\u1eadm ti\u1ebfn \u0111\u1ed9 ho\u1eb7c g\u00e2y l\u1ed7i.<\/li>\n<li aria-level=\"1\"><strong>Hi\u1ec3u sai v\u1ec1 chi ph\u00ed<\/strong>: M\u1ed9t s\u1ed1 ng\u01b0\u1eddi \u0111\u00e1nh gi\u00e1 chi ph\u00ed PCBA t\u01b0\u01a1ng t\u1ef1 PCB m\u00e0 kh\u00f4ng t\u00ednh \u0111\u1ebfn linh ki\u1ec7n v\u00e0 c\u00f4ng l\u1eafp r\u00e1p, d\u1eabn \u0111\u1ebfn d\u1ef1 to\u00e1n kh\u00f4ng ch\u00ednh x\u00e1c.<\/li>\n<li aria-level=\"1\"><strong>B\u1ecf qua giai \u0111o\u1ea1n ki\u1ec3m tra<\/strong>: Cho r\u1eb1ng ch\u1ec9 c\u1ea7n l\u1eafp r\u00e1p l\u00e0 \u0111\u1ee7, trong khi PCBA c\u1ea7n c\u00e1c b\u01b0\u1edbc ki\u1ec3m tra nh\u01b0 AOI, ICT ho\u1eb7c FCT \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng.<\/li>\n<\/ul>\n<p>Nh\u1eefng nh\u1ea7m l\u1eabn n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tr\u00e1nh n\u1ebfu hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa PCB v\u00e0 PCBA ngay t\u1eeb \u0111\u1ea7u v\u00e0 x\u00e1c \u0111\u1ecbnh \u0111\u00fang nhu c\u1ea7u tr\u01b0\u1edbc khi tri\u1ec3n khai.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Ket_luan\"><\/span>K\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>PCB v\u00e0 PCBA l\u00e0 hai kh\u00e1i ni\u1ec7m li\u00ean quan ch\u1eb7t ch\u1ebd nh\u01b0ng \u0111\u1ea1i di\u1ec7n cho c\u00e1c giai \u0111o\u1ea1n kh\u00e1c nhau trong s\u1ea3n xu\u1ea5t \u0111i\u1ec7n t\u1eed. PCB l\u00e0 n\u1ec1n t\u1ea3ng ban \u0111\u1ea7u, trong khi PCBA l\u00e0 phi\u00ean b\u1ea3n ho\u00e0n ch\u1ec9nh c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng sau khi \u0111\u01b0\u1ee3c l\u1eafp r\u00e1p linh ki\u1ec7n.<\/p>\n<p>Vi\u1ec7c hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c nhau gi\u1eefa PCB v\u00e0 PCBA gi\u00fap tr\u00e1nh nh\u1ea7m l\u1eabn trong thi\u1ebft k\u1ebf, \u0111\u1eb7t h\u00e0ng v\u00e0 l\u1ef1a ch\u1ecdn d\u1ecbch v\u1ee5. T\u00f9y theo m\u1ee5c ti\u00eau s\u1eed d\u1ee5ng v\u00e0 giai \u0111o\u1ea1n ph\u00e1t tri\u1ec3n s\u1ea3n ph\u1ea9m, vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang s\u1ebd g\u00f3p ph\u1ea7n t\u1ed1i \u01b0u chi ph\u00ed v\u00e0 \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Trong s\u1ea3n xu\u1ea5t \u0111i\u1ec7n t\u1eed, PCB v\u00e0 PCBA l\u00e0 hai thu\u1eadt ng\u1eef d\u1ec5 b\u1ecb nh\u1ea7m l\u1eabn nh\u01b0ng l\u1ea1i \u0111\u1ea1i di\u1ec7n cho c\u00e1c giai \u0111o\u1ea1n kh\u00e1c nhau c\u1ee7a s\u1ea3n ph\u1ea9m. PCB l\u00e0 bo m\u1ea1ch n\u1ec1n, trong khi PCBA l\u00e0 bo m\u1ea1ch \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eafp r\u00e1p v\u00e0 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng. Vi\u1ec7c hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c nhau [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2109,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2107","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc-nganh"],"acf":[],"_links":{"self":[{"href":"https:\/\/makipos.com\/wp-json\/wp\/v2\/posts\/2107","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/makipos.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/makipos.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/makipos.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/makipos.com\/wp-json\/wp\/v2\/comments?post=2107"}],"version-history":[{"count":6,"href":"https:\/\/makipos.com\/wp-json\/wp\/v2\/posts\/2107\/revisions"}],"predecessor-version":[{"id":2126,"href":"https:\/\/makipos.com\/wp-json\/wp\/v2\/posts\/2107\/revisions\/2126"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/makipos.com\/wp-json\/wp\/v2\/media\/2109"}],"wp:attachment":[{"href":"https:\/\/makipos.com\/wp-json\/wp\/v2\/media?parent=2107"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/makipos.com\/wp-json\/wp\/v2\/categories?post=2107"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/makipos.com\/wp-json\/wp\/v2\/tags?post=2107"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}