JANS1N5312UR-1

Current Regulation - Diodes, Transistors Overview

The JANS1N5312UR-1 is a current regulator diode manufactured by Microchip Technology. It provides a regulated current of 4.29 mA with a maximum voltage rating of 100 V and a power dissipation of 500 mW. The device utilizes a DO-213AB (MELF) surface-mount package. It operates within a junction temperature range of -65°C to +175°C. This component belongs to the JANS series, indicating qualification for specific high-reliability standards.

Current Regulation - Diodes, Transistors Feature Summary

• JANS series qualification for high-reliability applications
• Surface-mount MELF package design
• Wide operating temperature range capability

Current Regulation - Diodes, Transistors Applications

• Military aerospace circuits
• Spacecraft electronic systems
• High-reliability industrial instrumentation

Current Regulation - Diodes, Transistors Procurement Notes

Verify the JANS suffix indicates specific military or space-grade qualification requirements distinct from commercial variants. Confirm that the DO-213AB MELF package orientation and soldering profiles meet the assembly specifications for the target application environment. Ensure compliance with relevant defense procurement standards before ordering.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a stable 4.29 mA current reference is required in a surface-mount configuration. The 100 V breakdown voltage allows for significant headroom in series regulation circuits. Consider the 500 mW power dissipation limit when designing thermal management strategies for enclosed or high-ambient temperature environments.

Current Regulation - Diodes, Transistors Part Context

This part is part of the 1N531x series of current regulator diodes produced by Microchip Technology. The JANS prefix denotes a specific subset of devices qualified for harsh environments, distinguishing it from standard commercial or JAN equivalents. It shares functional characteristics with other members of the series but differs in regulatory compliance and testing rigor.

Current Regulation - Diodes, Transistors Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing designs if considering alternative manufacturers, as JANS parts often have unique qualification requirements that generic equivalents may not satisfy.