1N5312-1/TR

Overview

The Microchip Technology 1N5312-1/TR is a current regulator diode designed for through-hole mounting. It provides a regulated current of 4.29 mA with a maximum voltage rating of 100 V and a power dissipation capacity of 500 mW. The device operates within a temperature range of -65°C to +175°C and utilizes the DO-7-2 package configuration.

Feature Summary

• Maintains stable current output across varying load conditions
• Operates reliably in high-temperature environments up to 175°C
• Supports through-hole installation for robust mechanical connection

Applications

• Constant current sources for LED biasing
• Current limiting protection in electronic circuits
• Biasing elements for transistor amplifier stages

Procurement Notes

Verify the specific suffix designation against official Microchip documentation to confirm exact packaging and handling requirements. Ensure compatibility with existing board layouts and thermal management strategies before finalizing procurement decisions.

Selection Notes

Select this component when a fixed current source is required without complex feedback loops. Consider the 4.29 mA nominal value and 100 V breakdown limit to ensure adequate headroom for the intended application circuit design.

Part Context

This part belongs to the Microchip current regulator diode family, offering simple two-terminal current control. It serves as a cost-effective alternative to active current sources in applications requiring stable DC current regulation.

Replacement Considerations

Consult official substitution guides for equivalent current regulator diodes with matching electrical characteristics and package dimensions.