LTL-4253

LED Indication - Discrete Overview

The LTL-4253 is a yellow light-emitting diode from Lite-On Inc., housed in a T-1 3/4 (5mm) radial package. It features a diffused lens with a circular shape and domed top, providing a viewing angle of 36 degrees. The component operates with a typical forward voltage of 2.1V and a luminous intensity of 19 mcd at a test current of 20 mA. Its peak wavelength is 565nm, with a dominant wavelength of 569nm. Designed for through-hole mounting, it complies with RoHS standards.

LED Indication - Discrete Feature Summary

• High-intensity yellow emission within a popular T-1 3/4 diameter package
• Wide viewing angle capability for general-purpose indication
• Diffused lens design ensuring uniform light distribution

LED Indication - Discrete Applications

• General purpose indicator lights
• Panel status indication
• Electronic equipment signaling

LED Indication - Discrete Procurement Notes

Verify the specific datasheet version to confirm exact electrical tolerances and mechanical dimensions. Ensure compatibility with existing PCB layouts regarding lead spacing and height constraints. Confirm RoHS compliance requirements match project specifications. Cross-reference manufacturer part numbers to avoid counterfeit components during sourcing.

LED Indication - Discrete Selection Notes

Select this component for applications requiring a standard 5mm yellow LED with moderate brightness. The diffused lens is suitable where wide-angle visibility is prioritized over focused beam intensity. Consider the 36-degree viewing angle when positioning relative to the observer. Verify thermal management needs as the device is designed for low-power indication tasks.

LED Indication - Discrete Part Context

This component belongs to the LTL series of discrete LEDs manufactured by Lite-On Inc. The series offers various colors and intensities in standard through-hole packages. The LTL-4253 specifically addresses the need for reliable yellow indication in consumer electronics and industrial control panels using widely available mounting techniques.

LED Indication - Discrete Replacement Considerations

• HLMP-3507
• 4302H5-5V

LED Indication - Discrete FAQ

What is the lens transparency type of the LTL-4253?

The LTL-4253 features a diffused lens transparency to scatter light evenly.

What is the typical forward voltage for this LED?

The typical forward voltage is 2.1V at a forward current of 20mA.