TLGE174P is a green light emitting diode from Toshiba. It features low drive current and high brightness.
The TLGE174P is a green InGaAsP LED lamp designed for outdoor message signboards, safety equipment and other general electronics applications. It features a low drive current (15‑20 mA) and high luminous intensity, with a plastic molded lens for excellent on‑off contrast.
The datasheet provides full electrical and optical characteristics, maximum ratings, and handling precautions such as soldering limits and IR emission warnings. It also outlines restrictions on product use and safety guidelines for designers.
| Recommended forward current | 15~20 mA DC |
|---|---|
| Forward current (DC) | 50 mA |
| Reverse voltage | 4 V |
| Power dissipation | 140 mW |
| Operating temperature range | -30 °C to 85 °C |
| Storage temperature range | -40 °C to 120 °C |
The recommended forward current is 15 mA to 20 mA DC.
Soldering temperature must not exceed 260 °C and the soldering time should be limited to 3 seconds.
Yes, the visible LED lamp also emits some IR light, so photodetectors should be kept away.
The device can operate from –30 °C up to 85 °C.