JAN1N5293UR-1

Current Regulation - Diodes, Transistors Overview

The JAN1N5293UR-1 is a current regulator diode manufactured by Microchip Technology, designed for surface-mount applications. It operates within the MIL-PRF-19500/463 military series and utilizes a DO-213AB MELF glass package. The device provides a regulated current of 748 µA with a maximum operating voltage of 100 V and a power dissipation rating of 475 mW. It supports an extended temperature range from -65°C to +175°C and is supplied in bulk packaging.

Current Regulation - Diodes, Transistors Feature Summary

• Military-grade reliability compliant with MIL-PRF-19500/463 standards
• Surface-mount MELF glass construction for robust environmental performance
• Constant current regulation capability across wide temperature extremes

Current Regulation - Diodes, Transistors Applications

• Precision constant current sources for sensitive analog circuits
• Biasing elements for LED arrays requiring stable drive currents
• Current limiting protection in high-reliability aerospace systems

Current Regulation - Diodes, Transistors Procurement Notes

Verify the specific suffix UR-1 against official Microchip documentation to confirm the round-end SMT variant and MIL-PRF-19500/463 compliance. Ensure the procurement channel provides valid traceability records required for military specifications. Confirm RoHS status as non-compliant per standard military lead-based manufacturing processes before finalizing orders.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a fixed current source is required in a compact surface-mount form factor. The 748 µA output suits low-power biasing needs where thermal stability is critical. Compare against JAN1N5291UR-1 or JANTX1N5293UR-1 if different current levels or commercial grade options are acceptable for the design constraints.

Current Regulation - Diodes, Transistors Part Context

This part belongs to the JAN1N529x series of current regulator diodes produced by Microchip's defense division. These devices replace older through-hole equivalents with modern MELF packages suitable for automated assembly. The series covers various current values to support diverse circuit requirements while maintaining strict military quality controls.

Current Regulation - Diodes, Transistors Replacement Considerations

JANTX1N5293UR-1 offers similar electrical characteristics but may differ in screening levels. JAN1N5293 (through-hole) serves as a mechanical alternative if PCB layout permits. Verify pinout compatibility and thermal management requirements when substituting any variant within the 1N529x family.