{"product_id":"50-20pcs-pc817c-el817c-dip-4-optocouplers-4pin-phototransistor-isolation-ic","title":"50\/20Pcs PC817C EL817C DIP-4 Optocouplers 4Pin Phototransistor Isolation IC","description":"50\/20Pcs PC817C EL817C DIP-4 Optocouplers 4Pin Phototransistor Isolation IC\u003cbr\u003e\u003cbr\u003eProduct Description:‌\u003cbr\u003eThe ‌PC817C and EL817C‌ are industry-standard DIP-4 optocouplers designed to provide reliable galvanic isolation in low-to-medium voltage circuits. Featuring a phototransistor output and compact through-hole packaging, these optoisolators ensure noise-free signal transfer between high-voltage and low-voltage systems, ideal for switching power supplies, industrial controls, and microcontroller interfaces.\u003cbr\u003e\u003cbr\u003eApplications:‌\u003cbr\u003eFeedback loop isolation in flyback\/forward power supplies (SMPS)\u003cbr\u003eMicrocontroller I\/O protection in PLCs and industrial automation\u003cbr\u003eHome appliance safety circuits (air conditioners, washing machines)\u003cbr\u003eDigital logic level shifting and ground loop elimination\u003cbr\u003eMedical equipment and EV charging station controls","brand":"eleWhole","offers":[{"title":"PC817C \/ 20pcs","offer_id":46139489878214,"sku":"22003-PC817C-20pcs","price":0.24,"currency_code":"PHP","in_stock":true},{"title":"PC817C \/ 50pcs","offer_id":46139489910982,"sku":"22003-PC817C-50pcs","price":0.52,"currency_code":"PHP","in_stock":true},{"title":"EL817C \/ 20pcs","offer_id":46139489943750,"sku":"22003-EL817C-20pcs","price":0.49,"currency_code":"PHP","in_stock":true},{"title":"EL817C \/ 50pcs","offer_id":46139489976518,"sku":"22003-EL817C-50pcs","price":0.49,"currency_code":"PHP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/6676\/1670\/files\/sg-11134201-7rd6c-m7rp1qf5vfu99a.jpg?v=1784890911","url":"https:\/\/elewhole.com\/products\/50-20pcs-pc817c-el817c-dip-4-optocouplers-4pin-phototransistor-isolation-ic","provider":"eleWhole","version":"1.0","type":"link"}