JANS1N5308-1

Current Regulation - Diodes, Transistors Overview

The JANS1N5308-1 is a silicon current regulator diode manufactured by Microchip Technology under the MIL-PRF-19500/463 specification. It provides a regulated current of 2.7 mA with a maximum limiting voltage of 2.15 V and a peak operating voltage of 100 V. The device dissipates up to 500 mW and operates within a junction temperature range of -65°C to +175°C. It utilizes a DO-7 axial leaded package for through-hole mounting.

Current Regulation - Diodes, Transistors Feature Summary

• High source impedance for stable current regulation
• Hermetically sealed construction suitable for harsh environments
• Broad voltage range operation as a current limiter

Current Regulation - Diodes, Transistors Applications

• Military aerospace circuits requiring reliable current limiting
• Spacecraft instrumentation power management
• Defense electronics demanding high-temperature stability

Current Regulation - Diodes, Transistors Procurement Notes

Verify that the component carries the JANS designation, indicating full military qualification per MIL-PRF-19500/463. Confirm the presence of the -1 suffix to ensure the correct axial DO-7 package variant. Request manufacturer documentation to validate lot traceability and compliance with defense standards before integration into critical systems.

Current Regulation - Diodes, Transistors Selection Notes

Select this part when a fixed current sink is required in high-voltage or high-temperature applications. Compare the 2.7 mA nominal current against circuit requirements. Ensure the 100 V breakdown rating exceeds the maximum potential difference across the device. Verify that the DO-7 package fits the available board space and thermal constraints.

Current Regulation - Diodes, Transistors Part Context

This component belongs to the 1N5283-1 through 1N5314-1 series of current regulator diodes. The JANS level represents the highest grade of military qualification within this family, offering superior reliability compared to JAN or JANTX variants. It serves as a counterpart to Zener diodes by regulating current rather than voltage.

Current Regulation - Diodes, Transistors Replacement Considerations

JAN1N5308-1: Lower military grade qualification. JANTX1N5308-1: Standard military grade. JANTXV1N5308-1: Extended military grade. JANS1N5308-1E3: RoHS-compliant version of the same electrical specification.