This document is about the datasheet of WP424YDT YELLOW T-1 (3mm) cylindrical LED lamp. The lamp is made of Gallium Arsenide Phosphide on Gallium Phosphide Yellow Light Emitting Diode. The lamp has features such as low power consumption, IC compatible, reliable and rugged, long life-solid state reliability.
This datasheet describes the Kingbright DSAF2537 cylindrical LED lamp (part WP424YDT) in yellow color. It lists key features such as low power consumption, long life, RoHS compliance, and availability on tape and reel.
The document includes detailed electrical and optical characteristics, absolute maximum ratings, derating curves, and packaging specifications, helping designers select and use the component correctly.
| Peak Wavelength | 590 nm |
|---|---|
| Dominant Wavelength | 588 nm |
| Spectral Line Half‑width | 35 nm |
| Capacitance | 20 pF |
| Reverse Current (5 V) | 10 µA |
| Power Dissipation | 105 mW |
| DC Forward Current | 30 mA |
| Peak Forward Current | 140 mA |
| Reverse Voltage | 5 V |
| Operating / Storage Temperature | -40 °C to +85 °C |
| Lead Solder Temperature | 260 °C (3 s) |
The peak wavelength is 590 nm.
A lead solder temperature of 260 °C for 3 seconds is recommended.
Each bag contains 1,000 pieces.