TLP161G is a photocoupler manufactured by TOSHIBA, suitable for surface mount assembly. It consists of a photo triac optically coupled to a gallium arsenide infrared emitting diode. Features include zero-voltage crossing turn-on, peak off-state voltage of 400V, trigger LED current of 10mA, on-state current of 70mA, and isolation voltage of 2500Vrms.
The TLP161G is a miniature flat‑pack photocoupler that integrates a photo‑triac optically coupled to a gallium‑arsenide infrared emitting diode. It is designed for surface‑mount assembly and offers zero‑voltage‑crossing turn‑on behavior.
The document lists absolute maximum ratings, recommended operating conditions, and detailed electrical characteristics such as forward current, isolation voltage, and temperature ranges, along with usage restrictions and reliability notes for designers.
| Peak off‑state voltage | 400 V (min) |
|---|---|
| Isolation voltage | 2500 Vrms (min) |
| Forward current IF | 50 mA |
| Supply voltage Vac | up to 120 Vac |
| Operating temperature range | -40 °C to 100 °C |
The device is rated for an isolation voltage of 2500 Vrms (minimum).
The recommended supply voltage is up to 120 Vac.
The absolute maximum forward current is 50 mA.
It is specified for operation from –40 °C to 100 °C.