JANS1N5285-1

Current Regulation - Diodes, Transistors Overview

The JANS1N5285-1 is a current regulator diode manufactured by Microchip Technology, designed for high-reliability applications. It operates with a regulated current of 279 µA and supports a maximum voltage of 100V across the anode-cathode terminals. The device has a power dissipation rating of 500 mW and utilizes a DO-204AA (DO-7) axial through-hole package. It functions within a junction temperature range of -65°C to +175°C. This component belongs to the MIL-PRF-19500/463 qualified series, ensuring performance under stringent environmental conditions.

Current Regulation - Diodes, Transistors Feature Summary

• Provides stable constant current regulation suitable for biasing circuits
• Qualified for military standards ensuring reliability in harsh environments
• Operates over an extended industrial and military temperature range

Current Regulation - Diodes, Transistors Applications

• Biasing networks for sensitive electronic components
• Current limiting protection in critical systems
• Military and aerospace instrumentation circuits

Current Regulation - Diodes, Transistors Procurement Notes

Verify the specific suffix requirements against the design specification, as ordering codes may dictate packaging or testing levels. Confirm that the procurement channel provides traceability documentation required for defense contracts. Ensure the received units match the exact part number designation to avoid compatibility issues with existing assembly processes.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a precise low-current regulation is required without active feedback loops. Compare the 279 µA output against circuit load requirements to ensure proper operation. Verify that the 100V breakdown voltage exceeds the maximum potential difference in the application. Consider the thermal management capabilities of the DO-7 package for the intended power dissipation.

Current Regulation - Diodes, Transistors Part Context

This part is part of the 1N5285 family of current regulator diodes produced by Microchip Technology. It shares functional characteristics with other variants in the series but is distinguished by its specific military qualification and axial leaded package format. The product line serves niche markets requiring robust semiconductor solutions for long-term operational stability.

Current Regulation - Diodes, Transistors Replacement Considerations

Direct substitutes include the JAN1N5285-1 and JANTX1N5285-1, which share the same electrical profile but differ in quality assurance levels. Cross-reference with generic 1N5285 equivalents only if military compliance is not mandatory. Verify pinout and package dimensions before substituting to maintain mechanical integrity.