The TLP293(E is an optically coupled isolator incorporating a GaAIAs LED and an integrated photo-MOSFET transistor, made by Toshiba. This device features low input current, high isolation voltage, high breakdown voltage, wide safe operating area, and low propagation delay time. It is typically used in applications such as PLC Input/Output, motor control, measuring circuits, and isolated RS-232, RS-485 communication interface.