Photocoupler K4N38 •K4N38A These Photocouplers .
K4N38A - Photocoupler(These Photocouplers consist of a Gallium Arsenide Infrared Emitting)
Photocoupler K4N38 •K4N38A These Photocouplers consist of a Gallium Arsenide Infrared Emitting DIMENSION Diode and a Silicon NPN Phototransistor in a.