JANTX1N5301UR-1/TR

Current Regulation - Diodes, Transistors Overview

The JANTX1N5301UR-1/TR is a surface-mount current regulator diode manufactured by Microchip Technology. It utilizes the DO-213AB (MELF, LL41) glass package and belongs to the MIL-PRF-19500/463 military series. The device operates with a maximum limiting voltage of 1.75 V and a maximum peak operating voltage of 100 V. It features a typical regulating current of 1.43 mA and a power dissipation rating of 475 mW. The component supports an operating temperature range from -55 °C to +175 °C and has a minimum dynamic impedance of 420 µΩ. It is supplied in tape and reel packaging.

Current Regulation - Diodes, Transistors Feature Summary

• Hermetically sealed glass MELF construction for environmental protection
• Military-grade reliability compliant with MIL-PRF-19500/463 standards
• High-temperature operation capability up to 175 °C
• Low dynamic impedance for stable current regulation

Current Regulation - Diodes, Transistors Applications

• Precision constant current sources for sensitive electronic circuits
• Biasing elements in high-reliability aerospace systems
• Temperature-compensated reference circuits in harsh environments

Current Regulation - Diodes, Transistors Procurement Notes

Verify the specific suffix UR-1/TR against official Microchip documentation to confirm the tape and reel packaging configuration. Ensure the procurement channel provides valid traceability records required for military-grade components. Confirm that the delivered units match the MIL-PRF-19500/463 specification requirements before integration into final assemblies.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a hermetically sealed, surface-mount current regulator is required for extreme temperature applications. The DO-213AB package suits automated assembly processes. Compare the 1.43 mA regulating current against circuit requirements to ensure adequate biasing without exceeding the 475 mW power dissipation limit at maximum operating temperatures.

Current Regulation - Diodes, Transistors Part Context

This part is part of the JANTX series of current regulator diodes produced by Microchip Technology. It shares the same functional characteristics as other variants in the 1N530x family but differs in packaging and quality level. The JANTX designation indicates a specific military qualification tier within the broader product line.

Current Regulation - Diodes, Transistors Replacement Considerations

Direct substitutes include JANTXV1N5301UR-1/TR for higher reliability grades or JANS1N5301UR-1 for space-grade applications. Verify pinout compatibility and electrical parameter tolerances before substitution.