{"product_id":"tlp521-4-quad-photocoupler-optocoupler-ic-dip-16","title":"TLP521-4 Quad Photocoupler Optocoupler IC DIP-16","description":"\u003cp\u003e\u003cstrong\u003eTLP521-4 Quad Photocoupler Optocoupler IC DIP-16\u003c\/strong\u003e contains four independent optical isolation channels for separating control and power circuits, protecting microcontrollers and providing feedback or switching isolation.\u003c\/p\u003e\u003ch3\u003eTechnical Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDevice: TLP521-4\u003c\/li\u003e\n\u003cli\u003eChannels: 4 LED-to-phototransistor isolation channels\u003c\/li\u003e\n\u003cli\u003ePackage: 16-pin DIP through-hole package\u003c\/li\u003e\n\u003cli\u003eFunction: electrical isolation between input LEDs and output transistors\u003c\/li\u003e\n\u003cli\u003eApplications: relay and triac drivers, SMPS feedback, PLC interfaces, Arduino projects and industrial control\u003c\/li\u003e\n\u003cli\u003eDesign note: verify CTR grade, LED current, output pull-up, isolation rating and pinout from the exact datasheet\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQs\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat does the TLP521-4 do?\u003c\/strong\u003e\u003cbr\u003eIt transfers four independent control signals across optical isolation barriers.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow many channels are included?\u003c\/strong\u003e\u003cbr\u003eThe TLP521-4 contains four isolated optocoupler channels.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat package is supplied?\u003c\/strong\u003e\u003cbr\u003eThis listing is for the 16-pin DIP through-hole package.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan it isolate microcontrollers?\u003c\/strong\u003e\u003cbr\u003eYes, when designed with correct current limiting, pull-ups and PCB isolation distances.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs it a relay module?\u003c\/strong\u003e\u003cbr\u003eNo. It is an optocoupler IC; external switching components may be required.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan it be used on mains circuits?\u003c\/strong\u003e\u003cbr\u003eOnly in a properly engineered and certified circuit with correct creepage, clearance, fusing and safety protection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is included?\u003c\/strong\u003e\u003cbr\u003eOne TLP521-4 optocoupler IC. PCB and other components are not included.\u003c\/p\u003e","brand":"Embeded Studio","offers":[{"title":"Default Title","offer_id":62422562603378,"sku":null,"price":225.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/7935\/3202\/files\/tlp521-4.webp?v=1790707152","url":"https:\/\/embededstudio.com\/products\/tlp521-4-quad-photocoupler-optocoupler-ic-dip-16","provider":"Embeded Studio","version":"1.0","type":"link"}