156125YS57000

Overview

The Würth Elektronik 156125YS57000 is a single-color surface-mount LED from the WL-SMRW series. It emits yellow light with a dominant wavelength of 589 nm and a peak wavelength of 591 nm. The component features a rectangular lens with transparent clarity, housed in a 1205 (3212 metric) package measuring 3.20 mm x 1.20 mm x 1.20 mm. Typical forward voltage is 2.1 V at a test current of 20 mA, resulting in a luminous intensity of 70 mcd and a power rating of 48 mW. It offers a viewing angle of 140 degrees and complies with RoHS standards.

Feature Summary

• Emits yellow light with a dominant wavelength of 589 nm
• Features a rectangular lens with transparent clarity for clear visibility
• Designed for bottom-entry surface mount installation
• Complies with RoHS environmental standards

Applications

• General indicator lighting on electronic circuit boards
• Status indication in consumer electronics devices
• Signal illumination in industrial control panels

Procurement Notes

Verify the specific ordering suffix to ensure the correct lens clarity and wavelength configuration. Confirm that the procurement channel provides valid RoHS compliance documentation. Check the manufacturer's datasheet for updated packaging details and moisture sensitivity levels before placing orders. Ensure the supplier source is authorized to guarantee component authenticity and traceability.

Selection Notes

Select this component when a yellow indicator with a 589 nm wavelength is required. The 1205 package size suits applications with limited board space. Consider the 140-degree viewing angle for broad visibility needs. Verify that the 2.1 V forward voltage aligns with the system's drive circuit capabilities. Ensure the transparent lens type meets the optical requirements of the enclosure design.

Part Context

This part belongs to the WL-SMRW series of single-color LEDs manufactured by Würth Elektronik. The series includes various colors and package sizes, such as the 156125BS57000 blue variant and the 156125VS57000 green variant. These components are designed for surface-mount technology and are commonly used in compact electronic assemblies requiring reliable visual signaling.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation.