This document is for RPI-1031 photoelectric sensor, including application scenarios, appearance size, absolute maximum ratings, electrical characteristics, photoelectric characteristics, internal circuit diagram, graphic characteristics and circuit diagram etc.
The RPI-1031 is a surface‑mount 4‑direction detector offered by ROHM. Its key specifications include a forward current of 50 mA, reverse voltage of 5 V, and operation over a temperature range of –25 °C to +85 °C. The device features peak sensitivity at 800 nm and a peak light‑emitting wavelength of 950 nm.
The document includes detailed electrical and optical characteristic curves, response‑time data, and example application circuit diagrams. Users are advised to consider derating and safety margins when integrating the part into equipment such as audio‑visual, communications, or consumer electronics.
| Forward current (IF) | 50 mA |
|---|---|
| Reverse voltage (Ve) | 5 V |
| Power dissipation (Po) | 80 mW |
| Collector‑emitter voltage (Vceo) | 30 V |
| Operating temperature range | –25 °C to +85 °C |
| Storage temperature range | –30 °C to +85 °C |
The maximum forward current is 50 mA.
It operates from –25 °C to +85 °C.
Example application circuit diagrams are provided in the appendix of the datasheet.