Product Summary

The TOSHIBA TLP523, ?2 and ?4 consists of a gallium arsenide infrared emitting diode coupled with a silicon, darlington connected, phototransistor which has an integral base?emitter resistor to optimize switching speed and elevated temperature characteristics. The TLP523?2 offers two isolated channels in a eight lead plastic DIP package, while the TLP523?4 provide four isolated channels per package.