{"id":4481,"date":"2026-03-19T08:21:00","date_gmt":"2026-03-19T00:21:00","guid":{"rendered":"https:\/\/www.topfastpcb.com\/?p=4481"},"modified":"2026-03-19T17:18:03","modified_gmt":"2026-03-19T09:18:03","slug":"the-ultimate-guide-to-smd-electronic-components","status":"publish","type":"post","link":"https:\/\/www.topfastpcb.com\/fi\/blog\/the-ultimate-guide-to-smd-electronic-components\/","title":{"rendered":"Ultimate Guide to SMD Electronic Components: Valinnasta kokoonpanoon"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_74 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Sis\u00e4llysluettelo<\/p>\n<span class=\"ez-toc-title-toggle\"><\/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:\/\/www.topfastpcb.com\/fi\/blog\/the-ultimate-guide-to-smd-electronic-components\/#What_are_SMD_Electronic_Components\" >Mit\u00e4 ovat SMD Elektroniset komponentit?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.topfastpcb.com\/fi\/blog\/the-ultimate-guide-to-smd-electronic-components\/#Common_Types_of_SMD_Components\" >Yleiset SMD-komponenttien tyypit<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.topfastpcb.com\/fi\/blog\/the-ultimate-guide-to-smd-electronic-components\/#SMD_Package_Size_Chart_Imperial_vs_Metric\" >SMD-pakkauskokotaulukko (imperialinen vs. metrinen)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.topfastpcb.com\/fi\/blog\/the-ultimate-guide-to-smd-electronic-components\/#Manufacturing_Considerations_SMT_vs_SMD\" >Valmistukseen liittyv\u00e4t n\u00e4k\u00f6kohdat: SMT vs. SMD<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.topfastpcb.com\/fi\/blog\/the-ultimate-guide-to-smd-electronic-components\/#How_to_Identify_and_Select_SMD_Components_for_Your_Project\" >SMD-komponenttien tunnistaminen ja valitseminen projektia varten<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.topfastpcb.com\/fi\/blog\/the-ultimate-guide-to-smd-electronic-components\/#Frequently_Asked_Questions_about_SMD_Components\" >Usein kysytyt kysymykset SMD-komponenteista<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.topfastpcb.com\/fi\/blog\/the-ultimate-guide-to-smd-electronic-components\/#Conclusion\" >P\u00e4\u00e4telm\u00e4<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_are_SMD_Electronic_Components\"><\/span>Mit\u00e4 ovat SMD Elektroniset komponentit?<span class=\"ez-toc-section-end\"><\/span><\/h2><p>SMD-komponentit on suunniteltu asennettavaksi suoraan piirilevyn pinnalle. Toisin kuin perinteisess\u00e4 l\u00e4pireik\u00e4tekniikassa (THT), SMD-komponenteissa ei tarvita johdinjohtoja levyn l\u00e4pi, mik\u00e4 v\u00e4hent\u00e4\u00e4 merkitt\u00e4v\u00e4sti loisinduktanssia ja mahdollistaa suuremman komponenttitiheyden, joka on kulmakivi <a target=\"_blank\" rel=\"noreferrer noopener\" href=\"https:\/\/www.topfastpcb.com\/fi\/blog\/what-is-a-pcb-design\/\">moderni PCB-suunnittelu<\/a>.<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/10\/SMD-Electronic-Components-2.jpg\" alt=\"SMD Elektroniset komponentit\" class=\"wp-image-4483\" style=\"width:600px;height:auto\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/10\/SMD-Electronic-Components-2.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/10\/SMD-Electronic-Components-2-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/10\/SMD-Electronic-Components-2-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Types_of_SMD_Components\"><\/span>Yleiset SMD-komponenttien tyypit<span class=\"ez-toc-section-end\"><\/span><\/h2><ul class=\"wp-block-list\"><li><strong>Passiiviset komponentit (vastukset ja kondensaattorit):<\/strong> N\u00e4m\u00e4 ovat yleisimpi\u00e4 SMD-kokoja, jotka luokitellaan usein nelinumeroisten kokokoodien (esim. 0603, 0805) mukaan. Jos olet ep\u00e4varma komponentin kunnosta prototyyppien valmistuksen aikana, voit seurata opastustamme osoitteessa <a href=\"https:\/\/www.topfastpcb.com\/fi\/blog\/how-to-test-capacitors\/\" target=\"_blank\" rel=\"noreferrer noopener\">miten testata kondensaattoreita<\/a>.<\/li>\n\n<li><strong>Transistorit ja diodit:<\/strong> Tyypillisesti SOT (Small Outline Transistor) -paketeissa, kuten SOT-23 tai SOT-223.<\/li>\n\n<li><strong>Integroidut piirit (IC):<\/strong> Valikoima vaihtelee yksinkertaisesta SOIC:st\u00e4 (Small Outline IC) monimutkaiseen BGA:han (Ball Grid Array). Korkean pin-m\u00e4\u00e4r\u00e4n BGA-piirien osalta on olemassa <a href=\"https:\/\/www.topfastpcb.com\/fi\/products\/hdi-pcb\/\" target=\"_blank\" rel=\"noreferrer noopener\">HDI PCB valmistusprosessi<\/a> tarvitaan usein tiheiden yhteyksien tehokkaaseen reititt\u00e4miseen.<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"SMD_Package_Size_Chart_Imperial_vs_Metric\"><\/span>SMD-pakkauskokotaulukko (imperialinen vs. metrinen)<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Oikean jalanj\u00e4ljen valinta on ratkaisevan t\u00e4rke\u00e4\u00e4 <a href=\"https:\/\/www.topfastpcb.com\/fi\/products\/category\/pcba\/\" target=\"_blank\" rel=\"noreferrer noopener\">PCB-kokoonpano<\/a>. V\u00e4\u00e4r\u00e4n koodin k\u00e4ytt\u00e4minen voi johtaa \"hautakiviin\" tai juotosvirheisiin.<\/p><ul class=\"wp-block-list\"><li><strong>0402 (1005 metrinen):<\/strong> Yleinen \u00e4lypuhelimissa ja puettavissa laitteissa.<\/li>\n\n<li><strong>0603 (1608 metrinen):<\/strong> Vakiovalinta useimpiin kulutuselektroniikkalaitteisiin.<\/li>\n\n<li><strong>1206 (3216 metrinen):<\/strong> Suositeltava tehovastuksille ja suuremmille kondensaattoreille paremman l\u00e4mm\u00f6ntuottokyvyn vuoksi.<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Manufacturing_Considerations_SMT_vs_SMD\"><\/span>Valmistukseen liittyv\u00e4t n\u00e4k\u00f6kohdat: SMT vs. SMD<span class=\"ez-toc-section-end\"><\/span><\/h2><p>SMD viittaa fyysiseen osaan, <strong>SMT (pinta-asennustekniikka)<\/strong> on niiden sijoittaminen ja juottaminen. Korkean tuoton varmistamiseksi suunnittelijoiden on noudatettava tiukkaa <a target=\"_blank\" rel=\"noreferrer noopener\" href=\"https:\/\/www.topfastpcb.com\/fi\/blog\/pcb-design-principles\/\">PCB-suunnittelun periaatteet<\/a>, kuten tyynyn oikea mitoitus ja l\u00e4mp\u00f6eristys.<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/10\/SMD-Electronic-Components-1.jpg\" alt=\"SMD Elektroniset komponentit\" class=\"wp-image-4484\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/10\/SMD-Electronic-Components-1.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/10\/SMD-Electronic-Components-1-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/10\/SMD-Electronic-Components-1-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Identify_and_Select_SMD_Components_for_Your_Project\"><\/span>SMD-komponenttien tunnistaminen ja valitseminen projektia varten<span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"schema-how-to wp-block-yoast-how-to-block\"><p class=\"schema-how-to-description\"><\/p> <ol class=\"schema-how-to-steps\"><li class=\"schema-how-to-step\" id=\"how-to-step-1773911537524\"><strong class=\"schema-how-to-step-name\">Vaihe 1: M\u00e4\u00e4rit\u00e4 tehovaatimukset<\/strong> <p class=\"schema-how-to-step-text\">Valitse pakkauskoko, joka kest\u00e4\u00e4 virran ja l\u00e4mp\u00f6kuorman. Suuremmat pakkaukset (kuten 1210 tai 2512) ovat parempia tehon h\u00e4vi\u00e4misen kannalta.<\/p> <\/li><li class=\"schema-how-to-step\" id=\"how-to-step-1773911552887\"><strong class=\"schema-how-to-step-name\"><strong>Vaihe 2: Sovita jalanj\u00e4lki tehtaan valmiuksiin<\/strong><\/strong> <p class=\"schema-how-to-step-text\">Varmista, ett\u00e4 valitsemasi komponenttiv\u00e4li (esim. $0.5\\text{mm}$ BGA) on valmistajan antamien ohjeiden sis\u00e4ll\u00e4. <a href=\"https:\/\/www.topfastpcb.com\/fi\/\" target=\"_blank\" rel=\"noreferrer noopener\">PCB-valmistusvalmiudet<\/a>.<\/p> <\/li><li class=\"schema-how-to-step\" id=\"how-to-step-1773911561528\"><strong class=\"schema-how-to-step-name\"><strong>Vaihe 3: Harkitse kosteusherkkyytt\u00e4 (MSL).<\/strong><\/strong> <p class=\"schema-how-to-step-text\">Tarkista IC-piirien MSL-luokitus varmistaaksesi, ett\u00e4 ne on paistettu tai varastoitu oikein ennen kuin ne <a href=\"https:\/\/www.topfastpcb.com\/fi\/products\/category\/pcba\/\" target=\"_blank\" rel=\"noreferrer noopener\">PCB-kokoonpano<\/a> \"popcornin\" est\u00e4miseksi uudelleenjuoksutuksen aikana.<\/p> <\/li><li class=\"schema-how-to-step\" id=\"how-to-step-1773911572159\"><strong class=\"schema-how-to-step-name\"><strong>Vaihe 4: Optimoi signaalin eheys<\/strong><\/strong> <p class=\"schema-how-to-step-text\">Sijoita kriittiset SMD-komponentit (kuten purkauskondensaattorit) mahdollisimman l\u00e4helle IC-nastoja. <a href=\"https:\/\/www.topfastpcb.com\/fi\/blog\/pcb-design-optimization-strategies\/\" target=\"_blank\" rel=\"noreferrer noopener\">PCB-suunnittelun optimointistrategia<\/a>.<\/p> <\/li><li class=\"schema-how-to-step\" id=\"how-to-step-1773911586337\"><strong class=\"schema-how-to-step-name\"><strong>Vaihe 5: Tarkista merkinn\u00e4t ja arvot.<\/strong><\/strong> <p class=\"schema-how-to-step-text\">K\u00e4yt\u00e4 digitaalista yleismittaria tai LCR-mittaria passiivisten komponenttien arvojen tarkistamiseen ennen tuotannon aloittamista.<\/p> <\/li><\/ol><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions_about_SMD_Components\"><\/span>Usein kysytyt kysymykset SMD-komponenteista<span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1773911638644\"><strong class=\"schema-faq-question\"><strong>K: Mit\u00e4 eroa on SMD- ja SMT-kokoonpanojen v\u00e4lill\u00e4?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>A:<\/strong> SMD (Surface Mount Device) on itse komponentti, kun taas SMT (Surface Mount Technology) on kokoonpanomenetelm\u00e4, jota k\u00e4ytet\u00e4\u00e4n SMD:n asentamiseen piirilevylle.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1773911649999\"><strong class=\"schema-faq-question\"><strong>K: Ovatko SMD-komponentit luotettavampia kuin l\u00e4pireik\u00e4iset komponentit?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>A:<\/strong> Kyll\u00e4, voimakkaasti t\u00e4riseviss\u00e4 ymp\u00e4rist\u00f6iss\u00e4 SMD-komponentit toimivat usein paremmin niiden pienemm\u00e4n massan ansiosta. Ne tarjoavat my\u00f6s paremman s\u00e4hk\u00f6isen suorituskyvyn korkeilla taajuuksilla.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1773911662192\"><strong class=\"schema-faq-question\"><strong>K: Miten luen SMD-vastusten koodit?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>A:<\/strong> Useimmissa kolminumeroisissa koodeissa k\u00e4ytet\u00e4\u00e4n kahta ensimm\u00e4ist\u00e4 numeroa merkitsevin\u00e4 lukuina ja kolmatta numeroa kertoimena (esim. 103 = 10k\u03a9).<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1773911702003\"><strong class=\"schema-faq-question\"><strong>K: Miksi joissakin SMD-kondensaattoreissa ei ole merkint\u00f6j\u00e4?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>A:<\/strong> Valmistajat j\u00e4tt\u00e4v\u00e4t usein merkinn\u00e4t pois niiden pienen koon vuoksi (kuten 0201). S\u00e4ilyt\u00e4 ne aina merkityiss\u00e4 pakkauksissa tai k\u00e4yt\u00e4 menetelmi\u00e4, jotka l\u00f6ytyv\u00e4t osoitteesta <a href=\"https:\/\/www.topfastpcb.com\/fi\/blog\/how-to-test-capacitors\/\" target=\"_blank\" rel=\"noreferrer noopener\">kondensaattorin testausopas<\/a> tarkistaa.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1773911711712\"><strong class=\"schema-faq-question\"><strong>K: Voinko juottaa SMD-komponentteja k\u00e4sin?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>A:<\/strong> Vaikka 0603 ja suuremmat pakkaukset voidaan juottaa k\u00e4sin hienok\u00e4rkisell\u00e4 raudalla, BGA- ja QFN-pakkaukset vaativat ammattitaitoa. <a href=\"https:\/\/www.topfastpcb.com\/fi\/pcb-assembly\/\" target=\"_blank\" rel=\"noreferrer noopener\">PCB-kokoonpanopalvelut<\/a> k\u00e4ytt\u00e4m\u00e4ll\u00e4 reflow-uuneja.<\/p> <\/div> <\/div><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/10\/SMD-Electronic-Components-3.jpg\" alt=\"SMD Elektroniset komponentit\" class=\"wp-image-4485\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/10\/SMD-Electronic-Components-3.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/10\/SMD-Electronic-Components-3-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/10\/SMD-Electronic-Components-3-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>P\u00e4\u00e4telm\u00e4<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Oikean vaihtoehdon valitseminen <strong>SMD elektroniset komponentit<\/strong> on suorituskyvyn, tilan ja valmistettavuuden tasapaino. Kun hallitset n\u00e4m\u00e4 pakettistandardit ja suunnittelus\u00e4\u00e4nn\u00f6t, varmistat sujuvamman siirtymisen prototyypist\u00e4 massatuotantoon.<\/p><p>Tarvitsetko ammattiapua seuraavaan projektiisi? <strong><a href=\"https:\/\/www.topfastpcb.com\/fi\/pcb-quote\/\" target=\"_blank\" rel=\"noreferrer noopener\">Pyyd\u00e4 tarjous Topfastilta<\/a><\/strong> t\u00e4n\u00e4\u00e4n korkealaatuista PCB-valmistusta ja kokoonpanoa varten.<\/p><p><\/p>","protected":false},"excerpt":{"rendered":"<p>Pinta-asennettavat laitteet (SMD) ovat mullistaneet elektroniikkateollisuuden mahdollistamalla \u00e4\u00e4rimm\u00e4isen pienikokoisen ja nopean automatisoidun tuotannon. T\u00e4ss\u00e4 oppaassa tutustutaan SMD-elektroniikkakomponenttien monimuotoiseen maailmaan ja k\u00e4sitell\u00e4\u00e4n keskeisi\u00e4 tyyppej\u00e4, pakkauskokostandardeja (imperialiset ja metriset komponentit) sek\u00e4 piirilevykokoonpanon kannalta kriittisi\u00e4 n\u00e4k\u00f6kohtia. Olitpa sitten laitteistoinsin\u00f6\u00f6ri tai hankinta-asiantuntija, n\u00e4iden komponenttien ymm\u00e4rt\u00e4minen on elint\u00e4rke\u00e4\u00e4 signaalin eheyden ja valmistusvarmuuden varmistamiseksi.<\/p>","protected":false},"author":1,"featured_media":4482,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[382],"tags":[388,387],"class_list":["post-4481","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pcb-guide","tag-smd","tag-smd-electronic-components"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>The Ultimate Guide to SMD Electronic Components: Types, Sizes &amp; SMT Tips (2026)<\/title>\n<meta name=\"description\" content=\"Master the essentials of SMD electronic components. 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Always keep them in labeled packaging or use the methods in our <a href=\"https:\/\/www.topfastpcb.com\/blog\/how-to-test-capacitors\/\" target=\"_blank\" rel=\"noreferrer noopener\">capacitor testing guide<\/a> to verify.","inLanguage":"fi"},"inLanguage":"fi"},{"@type":"Question","@id":"https:\/\/www.topfastpcb.com\/blog\/the-ultimate-guide-to-smd-electronic-components\/#faq-question-1773911711712","position":5,"url":"https:\/\/www.topfastpcb.com\/blog\/the-ultimate-guide-to-smd-electronic-components\/#faq-question-1773911711712","name":"Q: Can I hand-solder SMD components?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>A:<\/strong> While 0603 and larger packages can be hand-soldered with a fine-tip iron, BGA and QFN packages require professional <a href=\"https:\/\/www.topfastpcb.com\/pcb-assembly\/\" target=\"_blank\" rel=\"noreferrer noopener\">PCB assembly services<\/a> using reflow ovens.","inLanguage":"fi"},"inLanguage":"fi"},{"@type":"HowTo","@id":"https:\/\/www.topfastpcb.com\/blog\/the-ultimate-guide-to-smd-electronic-components\/#howto-1","name":"The Ultimate Guide to SMD Electronic Components: From Selection to Assembly","mainEntityOfPage":{"@id":"https:\/\/www.topfastpcb.com\/blog\/the-ultimate-guide-to-smd-electronic-components\/#article"},"description":"","step":[{"@type":"HowToStep","url":"https:\/\/www.topfastpcb.com\/blog\/the-ultimate-guide-to-smd-electronic-components\/#how-to-step-1773911537524","name":"Step 1: Determine the Power Requirements","itemListElement":[{"@type":"HowToDirection","text":"Choose a package size that can handle the current and thermal load. Larger packages (like 1210 or 2512) are better for power dissipation."}]},{"@type":"HowToStep","url":"https:\/\/www.topfastpcb.com\/blog\/the-ultimate-guide-to-smd-electronic-components\/#how-to-step-1773911552887","name":"Step 2: Match the Footprint to Factory Capabilities","itemListElement":[{"@type":"HowToDirection","text":"Ensure your chosen component pitch (e.g., $0.5\\text{mm}$ BGA) is within your manufacturer's <a href=\"https:\/\/www.topfastpcb.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">PCB manufacturing capabilities<\/a>."}]},{"@type":"HowToStep","url":"https:\/\/www.topfastpcb.com\/blog\/the-ultimate-guide-to-smd-electronic-components\/#how-to-step-1773911561528","name":"Step 3: Consider Moisture Sensitivity (MSL)","itemListElement":[{"@type":"HowToDirection","text":"For ICs, check the MSL rating to ensure they are baked or stored correctly before <a href=\"https:\/\/www.topfastpcb.com\/products\/category\/pcba\/\" target=\"_blank\" rel=\"noreferrer noopener\">PCB assembly<\/a> to prevent \"popcorn\" during reflow."}]},{"@type":"HowToStep","url":"https:\/\/www.topfastpcb.com\/blog\/the-ultimate-guide-to-smd-electronic-components\/#how-to-step-1773911572159","name":"Step 4: Optimize for Signal Integrity","itemListElement":[{"@type":"HowToDirection","text":"Place critical SMDs (like decoupling capacitors) as close to the IC pins as possible, a key <a href=\"https:\/\/www.topfastpcb.com\/blog\/pcb-design-optimization-strategies\/\" target=\"_blank\" rel=\"noreferrer noopener\">PCB design optimization strategy<\/a>."}]},{"@type":"HowToStep","url":"https:\/\/www.topfastpcb.com\/blog\/the-ultimate-guide-to-smd-electronic-components\/#how-to-step-1773911586337","name":"Step 5: Verify Markings and Values","itemListElement":[{"@type":"HowToDirection","text":"Use a digital multimeter or LCR meter to verify passive component values before starting a production run."}]}],"inLanguage":"fi"}]}},"_links":{"self":[{"href":"https:\/\/www.topfastpcb.com\/fi\/wp-json\/wp\/v2\/posts\/4481","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.topfastpcb.com\/fi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.topfastpcb.com\/fi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.topfastpcb.com\/fi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.topfastpcb.com\/fi\/wp-json\/wp\/v2\/comments?post=4481"}],"version-history":[{"count":2,"href":"https:\/\/www.topfastpcb.com\/fi\/wp-json\/wp\/v2\/posts\/4481\/revisions"}],"predecessor-version":[{"id":5364,"href":"https:\/\/www.topfastpcb.com\/fi\/wp-json\/wp\/v2\/posts\/4481\/revisions\/5364"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.topfastpcb.com\/fi\/wp-json\/wp\/v2\/media\/4482"}],"wp:attachment":[{"href":"https:\/\/www.topfastpcb.com\/fi\/wp-json\/wp\/v2\/media?parent=4481"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.topfastpcb.com\/fi\/wp-json\/wp\/v2\/categories?post=4481"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.topfastpcb.com\/fi\/wp-json\/wp\/v2\/tags?post=4481"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}