TLP421 Datasheet (Toshiba)

TLP421, Photocoupler

TOSHIBA Photocoupler GaAs Ired & Photo Transistor TLP421 Office Equipment Household Appliances Solid State Relays Switching Power Supplies Various Controllers Signal Transmission Between Different Voltage Circuits TLP421 Unit in mm The TOSHIBA TLP421 consists of a silicone photo transistor optically coupled to a gallium arsenide infrared emitting diode in a four lead plastic DIP (DIP4) with having high isolation voltage (AC: 5kVRMS (min)).

Collector-emitter voltage: 8