JANS1N5312-1/TR

Current Regulation - Diodes, Transistors Overview

The JANS1N5312-1/TR is a current regulator diode manufactured by Microchip Technology, designed for space and high-reliability applications. It provides a constant current of 4.29 mA with a maximum peak operating voltage of 100 V and a power dissipation rating of 500 mW. The component operates within a temperature range of -65°C to +175°C and features a minimum dynamic impedance of 280 kΩ and a minimum knee impedance of 24 kΩ. It utilizes a DO-7-2 through-hole package configuration.

Current Regulation - Diodes, Transistors Feature Summary

• Provides stable current regulation suitable for precision analog circuits
• Engineered for extreme environmental conditions including wide temperature ranges
• Designed for radiation-hardened aerospace and military systems

Current Regulation - Diodes, Transistors Applications

• Spacecraft electronic subsystems requiring radiation tolerance
• Military instrumentation and control systems
• High-reliability industrial monitoring equipment

Current Regulation - Diodes, Transistors Procurement Notes

Verify the specific suffix designation against official Microchip documentation to confirm radiation hardness levels and testing standards. Ensure compatibility with existing board layouts regarding the DO-7-2 package dimensions. Confirm that the supplier provides traceability documentation required for aerospace procurement protocols.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a fixed current source is required in high-voltage or high-temperature environments. Compare the 4.29 mA regulation point against circuit requirements to ensure proper biasing. Evaluate the 500 mW power dissipation limit relative to ambient thermal conditions to prevent overheating during operation.

Current Regulation - Diodes, Transistors Part Context

This part belongs to the JANS series of current regulator diodes, which are specifically qualified for space flight applications. It shares functional similarities with other 1N53xx series devices but offers enhanced reliability specifications mandated by defense and aerospace standards.

Current Regulation - Diodes, Transistors Replacement Considerations

Direct substitutes include JAN1N5312-1 and JANTX1N5312-1 for non-space applications. Verify pinout compatibility and electrical parameter tolerances before substituting with commercial grade equivalents.