{"product_id":"4n27-optocoupler-phototransistor","title":"4N27 OPTOCOUPLER Phototransistor","description":"\u003cp\u003eThe 4N27 optocoupler integrates a gallium arsenide infrared LED and a phototransistor within a compact 6-pin DIP package to provide reliable electrical isolation and controlled signal transmission between circuits. It is designed for applications requiring efficient optical coupling with minimal interference and predictable switching behavior.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe input LED operates at a forward current of \u003cstrong\u003e60 mA\u003c\/strong\u003e to ensure strong light emission for stable switching performance.\u003c\/li\u003e\n\u003cli\u003eThe phototransistor output features a collector-emitter voltage rating of \u003cstrong\u003e30 V\u003c\/strong\u003e, supporting robust voltage handling in a range of circuit designs.\u003c\/li\u003e\n\u003cli\u003eCurrent transfer ratio (CTR) typically ranges from \u003cstrong\u003e20% to 300%\u003c\/strong\u003e, offering versatile response sensitivity across operating conditions.\u003c\/li\u003e\n\u003cli\u003eIsolation voltage of \u003cstrong\u003e5000 Vrms\u003c\/strong\u003e provides effective protection for sensitive components against high voltage transients.\u003c\/li\u003e\n\u003cli\u003eSwitching speed up to \u003cstrong\u003e5 microseconds\u003c\/strong\u003e makes the device suitable for moderate-speed signal isolation applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCompared to other optocouplers in its class, the 4N27 delivers a balanced combination of sensitivity and isolation performance. Its 6-pin DIP package and established electrical characteristics make it a dependable choice for longevity and consistent operation in standard industrial and commercial environments.\u003c\/p\u003e\n\u003cp\u003eDesign optimizations in the 4N27 focus on efficient conversion of electrical signals to light and back, minimizing signal loss and delay while maintaining linearity and noise immunity. These attributes support diverse uses such as microprocessor input isolation, industrial control systems, and other applications where dependable electrical separation is essential. The device's measured performance in voltage isolation and current transfer efficiency contributes to safer and more effective circuit integration.\u003c\/p\u003e","brand":"Electronic Service Center","offers":[{"title":"Default Title","offer_id":42639710322871,"sku":"","price":5.0,"currency_code":"LYD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0639\/4010\/0279\/files\/IMG-9957.jpg?v=1713406129","url":"https:\/\/esclibya.com\/ar-ly\/products\/4n27-optocoupler-phototransistor","provider":"Electronic Service Center","version":"1.0","type":"link"}