{"id":6926,"date":"2022-02-11T15:14:30","date_gmt":"2022-02-11T22:14:30","guid":{"rendered":"https:\/\/www.circuitspecialists.com\/blog\/?p=6926"},"modified":"2022-02-11T15:21:01","modified_gmt":"2022-02-11T22:21:01","slug":"through-hole-assembly-am-i-too-old","status":"publish","type":"post","link":"https:\/\/www.circuitspecialists.com\/blog\/through-hole-assembly-am-i-too-old\/","title":{"rendered":"Through-hole assembly? Am I too old?"},"content":{"rendered":"\n<p>A customer asked me what is through-hole assembly is? I ask myself am I too old? Through-hole assembly is a method for producing <a href=\"https:\/\/www.circuitspecialists.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">electronic circuits<\/a> in which the components are installed through leads. Over time, PCB design moved from single-sided boards to double-sided boards, then came the multi-layer boards. <\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"How To Setup Indoor Soldering Station\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/ehMDbvQXXno?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Table of Content<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>What is Through-hole assembly?<\/li><li>Pros and Cons of the through-hole assembly<\/li><li>Conclusion.<\/li><\/ol>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"what-is-through-hole-assembly\">What is Through-hole assembly?<\/h5>\n\n\n\n<p>Through-hole assembly is difficult to meet the requirements of modern electronics. Nowadays, SMT technology has largely replaced through-hole construction in PCB manufacturing. But through-hole assembly is still irreplaceable in some applications, such as electrolytic capacitors, connectors, and large transformers.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2021\/08\/Switch-Mode-Power-Supply-Transformers-e1629833340338.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"582\" height=\"290\" src=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2021\/08\/Switch-Mode-Power-Supply-Transformers-e1629833340338.jpg\" alt=\"Blog\" class=\"wp-image-6610\" srcset=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2021\/08\/Switch-Mode-Power-Supply-Transformers-e1629833340338.jpg 582w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2021\/08\/Switch-Mode-Power-Supply-Transformers-e1629833340338-300x149.jpg 300w\" sizes=\"auto, (max-width: 582px) 100vw, 582px\" \/><\/a><figcaption>Transformers<\/figcaption><\/figure><\/div>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"pros-and-cons-of-the-through-hole-assembly\"><strong>Pros and Cons of the through-hole assembly<\/strong><\/h5>\n\n\n\n<p>There are many pros and cons when it comes to the through-hole assembly, we would list them below for your reference. With a good <a href=\"https:\/\/www.circuitspecialists.com\/soldering-stations\" target=\"_blank\" rel=\"noreferrer noopener\">soldering station<\/a>, you can tackle any through-hole PCB assembly repair job. <\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/csi-premier-75-2-e1644616615519.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"436\" height=\"342\" src=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/csi-premier-75-2-e1644616615519.jpg\" alt=\"\" class=\"wp-image-6818\" srcset=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/csi-premier-75-2-e1644616615519.jpg 436w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/csi-premier-75-2-e1644616615519-300x235.jpg 300w\" sizes=\"auto, (max-width: 436px) 100vw, 436px\" \/><\/a><figcaption><a href=\"https:\/\/www.circuitspecialists.com\/csi-premier-75w-Soldering-Station.html\" target=\"_blank\" rel=\"noreferrer noopener\">Premier Programmable 3-Channel Soldering Station<\/a><\/figcaption><\/figure><\/div>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"benefit\">Benefit <\/h5>\n\n\n\n<p><strong>\u00b7\u00a0High reliability<\/strong><\/p>\n\n\n\n<p>The through-hole assembly provides higher environmental stress because the components are held on the board by using leads inserted into the holes rather than simply being soldered on the PCBs\u2019 surface as the SMT components. Thus, through-hole assembly offers a more robust physical connection, making it the preferred process for the military and aerospace industries that have high-reliability requirements.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2019\/03\/Ubitx_Interface_PCB2-scaled.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"434\" src=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2019\/03\/Ubitx_Interface_PCB2-1024x434.jpg\" alt=\"\" class=\"wp-image-4973\" srcset=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2019\/03\/Ubitx_Interface_PCB2-1024x434.jpg 1024w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2019\/03\/Ubitx_Interface_PCB2-300x127.jpg 300w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2019\/03\/Ubitx_Interface_PCB2-768x326.jpg 768w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2019\/03\/Ubitx_Interface_PCB2-1536x651.jpg 1536w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2019\/03\/Ubitx_Interface_PCB2-2048x869.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption>Prototyping PCB<\/figcaption><\/figure><\/div>\n\n\n\n<p><strong>\u00b7\u00a0Easy to produce<\/strong><\/p>\n\n\n\n<p>Through-hole components are easier to install or adjust their position, making this assembly method widely used in applications that need PCB testing and PCB prototyping.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><a href=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/FGSDFQ8JLMKMW26.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/FGSDFQ8JLMKMW26-1024x853.png\" alt=\"\" class=\"wp-image-6812\" width=\"506\" height=\"422\" srcset=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/FGSDFQ8JLMKMW26-1024x853.png 1024w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/FGSDFQ8JLMKMW26-300x250.png 300w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/FGSDFQ8JLMKMW26-768x640.png 768w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/FGSDFQ8JLMKMW26.png 1296w\" sizes=\"auto, (max-width: 506px) 100vw, 506px\" \/><\/a><figcaption>Assembling PCB <\/figcaption><\/figure><\/div>\n\n\n\n<p><strong>\u00b7 Higher durability<\/strong><\/p>\n\n\n\n<p>With high heat resistance and high-stress tolerance, through-hole components often appear in <a href=\"https:\/\/www.circuitspecialists.com\/test-equipment\" target=\"_blank\" rel=\"noreferrer noopener\">industrial machinery and equipment<\/a>. Because through-hole LEDs are very bright and durable, you can find them in the LED lights on giant billboards.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/how-to-solder-reference-infographic-e1642023984248.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/how-to-solder-reference-infographic-e1642023984248.jpg\" alt=\"\" class=\"wp-image-6813\" width=\"602\" height=\"368\" srcset=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/how-to-solder-reference-infographic-e1642023984248.jpg 780w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/how-to-solder-reference-infographic-e1642023984248-300x183.jpg 300w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/how-to-solder-reference-infographic-e1642023984248-768x470.jpg 768w\" sizes=\"auto, (max-width: 602px) 100vw, 602px\" \/><\/a><figcaption><a href=\"https:\/\/www.circuitspecialists.com\/blog\/how-to-soldering-correctly-soldering-101\/\" target=\"_blank\" rel=\"noreferrer noopener\">How to soldering LED <\/a><\/figcaption><\/figure><\/div>\n\n\n\n<p><strong>\u00b7\u00a0Easy to repair<\/strong><\/p>\n\n\n\n<p>The through-hole PCB component is fairly easy to replace for repair. You would need a solder braid, solder iron, and solder suction pen. On the other hand, surface mount components are fairly complicated to replace this ultimately causes the board to be thrown away. Check this article on, <a href=\"https:\/\/www.circuitspecialists.com\/blog\/indoor-soldering-station-set-up-2022-style\/\" target=\"_blank\" rel=\"noreferrer noopener\">how to set up an Indoor soldering station<\/a> if you want to learn more.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/Soldering-Process.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"376\" src=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/Soldering-Process.jpg\" alt=\"\" class=\"wp-image-6823\" srcset=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/Soldering-Process.jpg 500w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/Soldering-Process-300x226.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><figcaption>Replace damaged component<\/figcaption><\/figure><\/div>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"drawn-back\">Drawn back<\/h5>\n\n\n\n<p><strong>\u00b7&nbsp;Lower manufacturing efficiency<\/strong><\/p>\n\n\n\n<p>Due to the extra step of drilling and holding the components using leads, through-hole assembly is time-consuming, which causes higher costs and lower production efficiency.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><a href=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/DSC5283.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/DSC5283-1024x684.jpg\" alt=\"\" class=\"wp-image-6821\" width=\"586\" height=\"391\" srcset=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/DSC5283-1024x684.jpg 1024w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/DSC5283-300x200.jpg 300w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/DSC5283-768x513.jpg 768w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/DSC5283-1536x1025.jpg 1536w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/DSC5283.jpg 1766w\" sizes=\"auto, (max-width: 586px) 100vw, 586px\" \/><\/a><figcaption><a href=\"https:\/\/www.circuitspecialists.com\/08-611.html\" target=\"_blank\" rel=\"noreferrer noopener\">Grounding Wrist Strap<\/a><\/figcaption><\/figure><\/div>\n\n\n\n<p><strong>\u00b7&nbsp;Limited PCB design<\/strong><\/p>\n\n\n\n<p>Through-hole assembly is not suitable for multi-layer PCBs because drilled holes must cover all layers of the board, which increases the difficulty of layout design and PCB manufacturing. And the entire size of the board would also be bigger than SMT PCBs, causing their application area to be more restricted.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><a href=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/functions-IntegratedCircuits.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/functions-IntegratedCircuits-1024x512.jpg\" alt=\"\" class=\"wp-image-6805\" width=\"605\" height=\"303\" srcset=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/functions-IntegratedCircuits-1024x512.jpg 1024w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/functions-IntegratedCircuits-300x150.jpg 300w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/functions-IntegratedCircuits-768x384.jpg 768w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2022\/01\/functions-IntegratedCircuits.jpg 1500w\" sizes=\"auto, (max-width: 605px) 100vw, 605px\" \/><\/a><figcaption>An abstract 3D render of some microprocessors on a circuit board with glowing lights. The surface of the board is dark with many lines of hexadecimal code written over it.<\/figcaption><\/figure><\/div>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"conclusion\">Conclusion<\/h5>\n\n\n\n<p> Through-hole assembly is a method for producing electronic circuits in which the components are installed through leads. There are many pros and cons when it comes to the through-hole assembly. However, With a good <a href=\"https:\/\/www.circuitspecialists.com\/soldering-stations\" target=\"_blank\" rel=\"noreferrer noopener\">soldering station<\/a>, you can tackle any through-hole PCB assembly repair job. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>A customer asked me what is through-hole assembly is? I ask myself am I too old? Through-hole assembly is a<\/p>\n","protected":false},"author":10687,"featured_media":6641,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"colormag_page_layout":"default_layout","footnotes":""},"categories":[1,226,12,8,257,23,28,256,16,10],"tags":[133,168,132,86,188,143,40,32],"class_list":["post-6926","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-all-posts","category-announcements","category-autotransformer-variac","category-diy","category-featured-youtubers","category-function-generators","category-inspection-camera","category-prototyping","category-resistors","category-soldering","tag-diy","tag-how-to","tag-makers","tag-oscilloscope","tag-power-supplies","tag-prototyping","tag-soldering-iron","tag-soldering-tips"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.8.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Through-hole assembly? 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