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Optocouplers

6N139 - High Gain Optocoupler IC

6N139 is an optocoupler IC designed for isolating primary circuit and secondary circuit electrically but the pair of LED and photodiode - Darlington setup forms the triggering mechanism between the two sides.

4N28 - Optocoupler IC

The 4N28 is an Industry Standard Single Channel Phototransistor Coupler. This family includes the 4N25, 4N26, 4N27 and 4N28.

6N137 High Speed Optocoupler

6N137 Pin Configuration Pin No Pin Name Description 1

MOC3021 Triac Driven Optoisolator

MOC3021 Pin Configuration Pin Number Pin Name Description 1 Anode (A)

4N25 - Phototransistor Optocoupler IC

4N25 Features and Specifications IR LED Forward Voltage for turning ON: 1.25V-1.5V (Typically 1.3V, 1.5V being absolute  maximum forward voltage) IR LED Forward Current during ON: 10mA - 60mA

MCT2E - Phototransistor Optocoupler IC

MCT2E Pin Configuration Pin Number Pin Name Description 1 Anode (A)
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