KPC817 coupler equivalent, photo coupler.
Collector-Emitter Voltage : Min.80V Current Transfer Ratio (CTR : MIN. 50% at IF=5mA, VCE=5V). High isolation voltage between input and output. (VISO=5,000Vrms) Safety ap.
Feedback circuit in power supply. Switching Mode Power Supply. System appliances, Measuring instruments. Registers, Copi.
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