RPI-579 Photointerrupter is a heat-sensitive photointerrupter from TOSHIBA, which has the advantages of heat resistance, small gap, good accuracy, quick response time and filter against visible ray.
This datasheet describes the RPI-579 general‑type photointerrupter, including its key features such as a small 0.5 mm gap, quick response time, and built‑in visible‑light filter. It lists absolute maximum ratings, electrical and optical parameters, and mechanical dimensions for designers.
The document also contains application notes, recommended operating conditions, and legal notices. Typical values for forward current, reverse voltage, collector‑emitter voltage, and response time are provided, along with temperature ranges for operation and storage.
| Forward current (Ir) | 50 mA |
|---|---|
| Reverse voltage (Vr) | 5 V |
| Collector‑emitter voltage (VCEO) | 30 V |
| Collector current (Ic) | 30 mA |
| Power dissipation (Po) | 80 mW |
| Operating temperature range | -25 °C to +85 °C |
| Storage temperature range | -40 °C to +85 °C |
| Rise time (tr) | 10 µs |
| Fall time (tt) | 10 µs |
The maximum forward current is 50 mA.
The device is rated for a reverse voltage of 5 V.
It can operate from –25 °C up to +85 °C.
Both rise and fall times are about 10 µs.