TLP627A,TLP627A-2,TLP627A-4 is an optical coupler produced by TOSHIBA Corporation. It consists of a gallium arsenide infrared emitting diode optically coupled to a darlington connected phototransistor which has a 350V high voltage of collector-emitter breakdown voltage.
The Toshiba TLP627A series are gallium‑arsenide infrared emitting diode optocouplers with a Darlington‑connected phototransistor. The TLP627A‑2 provides two isolated channels, while the TLP627A‑4 offers four channels in a plastic DIP package.
The document lists absolute maximum ratings, recommended operating conditions, electrical characteristics, isolation and switching performance, and usage restrictions for general electronics applications.