TLP421 Overview
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...