JANS1N5286-1

Current Regulation - Diodes, Transistors Overview

The JANS1N5286-1 is a hermetically sealed current regulator diode manufactured by Microchip Technology. It provides a constant current output of 330 µA with a maximum anode-to-cathode voltage rating of 100 V and a maximum limit voltage of 1 V. The device dissipates up to 500 mW of power and operates within a temperature range of -65°C to +175°C. It utilizes the DO-213AB (MELF) surface-mount package and complies with MIL-PRF-19500/463 qualification standards for military applications.

Current Regulation - Diodes, Transistors Feature Summary

• Hermetically sealed construction in a glass MELF package designed for harsh environments
• Constant current regulation capability across a wide voltage range up to 100 V
• Qualified to MIL-PRF-19500/463 standards for high-reliability military use

Current Regulation - Diodes, Transistors Applications

• Military aerospace electronic circuits requiring stable bias currents
• High-reliability industrial systems operating under extreme thermal conditions
• Precision instrumentation requiring consistent current regulation without active feedback

Current Regulation - Diodes, Transistors Procurement Notes

Verify that the specific part number includes the 'S' suffix, which denotes JANS level radiation hardness and hermetic sealing distinct from JAN or commercial variants. Confirm MIL-PRF-19500/463 compliance through official datasheets. Ensure procurement channels provide traceability documentation required for defense and aerospace supply chains.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a fixed 330 µA current source is needed in a surface-mount form factor. The 100 V breakdown voltage allows operation in higher voltage rails compared to lower-voltage regulators. Verify that the 500 mW power dissipation rating accommodates the thermal design constraints of the target application environment.

Current Regulation - Diodes, Transistors Part Context

This device belongs to the 1N5286 series of current regulator diodes produced by Microchip Technology. It shares functional characteristics with other members of the family but is distinguished by its JANS radiation-hardened specification and hermetic packaging. The series serves as a passive alternative to active current sources in critical circuit designs.

Current Regulation - Diodes, Transistors Replacement Considerations

Publicly confirmed parametric equivalents include JAN1N5286-1 and JAN1N5286UR-1. Note that these alternatives may differ in hermetic sealing status or radiation hardness levels. Verify package compatibility and qualification standards before substitution.