JANS1N5294UR-1/TR

Current Regulation - Diodes, Transistors Overview

The JANS1N5294UR-1/TR is a hermetically sealed current regulator diode manufactured by Microchip Technology. It utilizes the DO-213AB (MELF) surface-mount package and is designed for high-reliability applications. The device regulates current at 825 µA with a maximum operating voltage of 100 V and a power dissipation rating of 475 mW. It complies with MIL-PRF-19500/463 standards, ensuring performance in harsh environments. The component features a round-end SMT construction with metallurgically bonded terminals.

Current Regulation - Diodes, Transistors Feature Summary

• Hermetically sealed glass MELF package for environmental protection
• Military-grade reliability compliant with MIL-PRF-19500/463
• Constant current regulation capability for stable circuit operation

Current Regulation - Diodes, Transistors Applications

• Spacecraft electronic systems requiring radiation hardness
• Military avionics and defense instrumentation
• High-reliability industrial control circuits

Current Regulation - Diodes, Transistors Procurement Notes

Verify the specific suffix /TR indicates tape-and-reel packaging configuration against official Microchip documentation. Confirm that the JANS designation strictly adheres to MIL-PRF-19500/463 quality levels. Ensure procurement channels provide valid traceability records for military-grade components. Validate RoHS exemption status as these devices are typically non-compliant due to lead content.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when constant current regulation is required in space-qualified or military-grade designs. The DO-213AB package suits automated surface-mount assembly processes. Compare electrical parameters such as 825 µA regulation current and 100 V breakdown voltage against circuit requirements. Consider thermal management capabilities within the 475 mW dissipation limit during design integration.

Current Regulation - Diodes, Transistors Part Context

This part belongs to the 1N5294 series of current regulator diodes produced under the JANS qualification level. The series provides fixed current regulation for sensitive analog and digital circuits. Microchip Technology maintains this line to support aerospace and defense sectors requiring long-term availability and proven reliability in extreme conditions.

Current Regulation - Diodes, Transistors Replacement Considerations

Direct substitutes include other JANS-qualified 1N5294 variants from Microchip. Verify pinout compatibility and electrical tolerances before substitution. Cross-reference with MIL-PRF-19500/463 specifications to ensure equivalent performance standards.