50Pcs Pc817C PC817 for Arduino DIY through Hole Transistor Output Optocoupler,4-
50pcs PC817C. Item model number -24. We're happy to help. Forward current (ICEO) : 50mA. We do not accept P.O. Boxes. Current transmission ratio: 50% (min). Current transmission ratio: 50% ~ 600%. Cut-off frequency: 80kHz.