The TLP543J and TLP545J are photothyristor optocouplers that combine an infrared emitting diode with a photo‑thyristor in a plastic DIP package. They are designed for high‑speed switching and isolation applications.
The document lists maximum ratings, recommended operating conditions, individual and coupled electrical characteristics, and pin configuration details, allowing designers to select appropriate operating parameters and ensure reliable performance.
| Peak Off‑State Voltage | 600 V |
|---|---|
| Forward Current (Ir) | 40 mA |
| Isolation Voltage (minimum) | 2500 V |
| Supply Voltage | 240 Vac |
| Operating Temperature Range | -55 °C to +150 °C |
The peak off‑state voltage is 600 V.
A supply voltage of 240 Vac is specified.
The isolation voltage must be at least 2500 V.
The forward current (Ir) is rated at 40 mA.