5YDL-F

Overview

The 5YDL-F is a single-color yellow LED from Bivar Inc., designed for through-hole mounting in a T-1 3/4 (5 mm) package. It features a diffused lens with a 40-degree viewing angle and emits at a dominant wavelength of 590 nm. The component operates with a typical forward voltage of 2 V at a test current of 2 mA, producing an optical intensity of 4 mcd. This radial LED is currently classified as obsolete.

Feature Summary

• Through-hole radial configuration for standard PCB assembly
• Diffused lens design providing a wide 40-degree viewing angle
• Yellow emission optimized for visual status indication

Applications

• Panel-mounted equipment status indicators
• Control board power and signal signaling
• Consumer electronics front panel displays

Procurement Notes

This component is officially listed as obsolete by the manufacturer. Availability is restricted to remaining stock or secondary market suppliers. Verify end-of-life status and lead times carefully before finalizing designs, as production has ceased.

Selection Notes

Select this part only if legacy compatibility is required. For new designs, consider active alternatives with similar electrical parameters. Ensure the 5 mm diameter and radial pin spacing match the existing footprint constraints.

Part Context

Bivar specializes in LED assemblies and light pipes. The 5YDL-F belongs to their discrete LED indicator line, offering simple vertical illumination solutions. It serves as a basic visual feedback component in industrial and commercial hardware systems.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation due to the component's obsolete status.