The TLP166J is a miniature surface‑mount optocoupler that combines a GaAs infrared LED with a photo‑triac. It is designed for isolation and switching applications and complies with UL1577 and VDE standards.
The document lists the device's maximum ratings, electrical characteristics, and recommended operating conditions such as supply voltage, temperature ranges, and trigger LED current, enabling designers to integrate the part safely into their circuits.
| Isolation Voltage | 2500 Vrms (Min.) |
|---|---|
| Peak Off‑State Voltage | 600 V (Min.) |
| Trigger LED Current | 10 mA (Max.) |
| Forward Current (IF) | 50 mA |
| Reverse Voltage (VR) | 5 V |
| Junction Temperature (Tj) | 125 °C |
| Operating Temperature Range | -40~100 °C |
| Lead Soldering Temperature | 260 °C (10 s) |
| Supply Voltage | 240 Vac |
The device has a minimum isolation voltage of 2500 Vrms.
A supply voltage of 240 Vac is specified.
The trigger LED current is limited to 10 mA maximum.