JANS1N5300-1

Current Regulation - Diodes, Transistors Overview

The JANS1N5300-1 is a current regulator diode manufactured by Microchip Technology, designed for high-reliability applications. It operates with a regulated current of 1.43 mA and supports a maximum voltage of 100 V. The device dissipates up to 475 mW of power and is housed in a DO-213AB (MELF) surface-mount package. This component belongs to the MIL-PRF-19500/463 military series, ensuring performance under rigorous environmental conditions.

Current Regulation - Diodes, Transistors Feature Summary

• Provides stable current regulation for sensitive circuit components
• Constructed with a glass-passivated MELF package for durability
• Qualified for military-grade reliability standards

Current Regulation - Diodes, Transistors Applications

• Battery-powered indicator circuits
• Capacitor-start circuits
• Current limiting for LEDs

Current Regulation - Diodes, Transistors Procurement Notes

Verify the specific suffix against the manufacturer's datasheet to confirm compliance with MIL-PRF-19500/463 requirements. Ensure the MELF package type matches the PCB footprint design. Confirm that the 1.43 mA regulation current aligns with the target application's load specifications before finalizing procurement.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a fixed current source is required in a compact surface-mount form factor. The 100 V breakdown voltage allows for use in higher voltage rails compared to lower-voltage regulators. Consider the 475 mW power dissipation limit when designing thermal management strategies for enclosed environments.

Current Regulation - Diodes, Transistors Part Context

This part is part of the 1N5300 series of current regulator diodes produced by Microchip Technology. It shares functional characteristics with other members of the series but is distinguished by its specific military qualification and surface-mount packaging. The series is commonly used in industrial and aerospace electronics where consistent current flow is critical.

Current Regulation - Diodes, Transistors Replacement Considerations

The JAN1N5300UR-1 is a documented substitute within the same product family. Verify pinout compatibility and ensure the replacement meets the same MIL-PRF-19500/463 standards if military qualification is required.