JANS1N5309UR-1

Current Regulation - Diodes, Transistors Overview

The JANS1N5309UR-1 is a current regulator diode manufactured by Microchip Technology. It operates with a maximum voltage of 100V and maintains a regulated current of 3.3mA. The device has a maximum power dissipation of 500mW. It is housed in a DO-213AB-2 surface-mount package, also known as MELF. The component is designed for high-reliability applications, featuring a hermetic seal suitable for harsh environments.

Current Regulation - Diodes, Transistors Feature Summary

• Provides stable current regulation within specified limits
• Hermetically sealed construction for environmental protection
• Surface-mount design for automated assembly

Current Regulation - Diodes, Transistors Applications

• Military aerospace electronic systems
• High-reliability industrial control circuits
• Spacecraft instrumentation power management

Current Regulation - Diodes, Transistors Procurement Notes

Verify the specific suffix UR-1 indicates the reel packaging format when sourcing. Confirm that the JANS designation meets the required MIL-PRF-19500 qualification standards for your project. Request full traceability documentation and test reports from authorized distributors to ensure compliance with defense specifications.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a hermetically sealed, surface-mount current regulator is required for radiation-hardened or military-grade designs. Ensure the circuit layout accommodates the DO-213AB footprint. Verify that the 3.3mA regulation current aligns with the biasing requirements of the downstream components in the schematic.

Current Regulation - Diodes, Transistors Part Context

This part belongs to the JANS series of current regulator diodes produced by Microchip. The series includes various current ratings and voltage levels. The JANS prefix denotes a specific level of quality assurance and testing beyond standard commercial grades, targeting defense and space markets.

Current Regulation - Diodes, Transistors Replacement Considerations

Direct substitutes include other JANS series parts with identical electrical parameters. Check equivalent offerings from qualified manufacturers holding the same MIL-PRF-19500 certification. Ensure any replacement matches the DO-213AB package dimensions and thermal characteristics.