Dual photocoupler, input current threshold: IF = 5mA(max.), switching speed: 10MBd(typ.), transient immunity: ±1000V / μs(min.), temperature range: 0~70°C, isolation voltage: 2500Vrms(min.).
The TLP2631 is a dual GaAs photocoupler that combines an infrared LED with a high‑gain photodetector in an 8‑lead DIP package. It provides an open‑collector output with Schottky clamping and includes a Faraday shield to reduce capacitive coupling, delivering up to 1000 V/µs common‑mode transient immunity.
The datasheet lists absolute maximum ratings, recommended operating conditions, electrical and switching characteristics, and test circuit examples. It also includes safety and usage restrictions, emphasizing compliance with applicable standards and proper handling of the GaAs material.
| Isolation voltage (min) | 2500 Vrms |
|---|---|
| Input current threshold (max) | 5 mA |
| Output current (max per channel) | 16 mA |
| Supply voltage range | 4.5 V – 5.5 V |
| Operating temperature range | -55 °C to 125 °C |
| Common mode transient immunity | 1000 V/µs |
| Weight | 0.54 g |
The device is rated for a minimum isolation voltage of 2500 Vrms.
The recommended supply voltage is between 4.5 V and 5.5 V.
It can operate from –55 °C up to 125 °C.