The TLP181(V4) is a Toshiba photocoupler designed for safe electrical isolation in accordance with VDE0884 requirements. The document lists the device's electrical characteristics, insulation distances, and safety limits.
Key specifications include rated mains voltage, maximum insulation voltage, input current, power dissipation, and detailed partial‑discharge test methods. Safety notes and handling instructions are also provided.
| Rated mains voltage | 150 VRms (LIV) / 300 VRms (I‑III) |
|---|---|
| Maximum operating insulation voltage | 565 Vpk |
| Input‑to‑output test voltage (Method A) | Upr = 1.5 × VIORM, 850 Vpk |
| Input‑to‑output test voltage (Method B) | Upr = 1.875 × VIORM, 1060 Vpk |
| Highest permissible transient overvoltage | 6000 Vpk |
| Input current (If) | 250 mA |
| Power dissipation | 400 mW |
| Operating temperature limit | 150 °C |
| Minimum creepage distance | 4.0 mm |
| Minimum clearance | 4.0 mm |
| Minimum insulation thickness | 0.4 mm |
| Comparative Tracking Index (CTI) | 175 |
The maximum operating insulation voltage is 565 Vpk.
Both the minimum creepage distance and the minimum clearance are 4.0 mm.
The device has an input current of 250 mA and a total power dissipation of 400 mW.
It complies with the VDE0884 isolation characteristics standard.