JANS1N5313UR-1/TR

Current Regulation - Diodes, Transistors Overview

The JANS1N5313UR-1/TR is a surface-mount current regulator diode manufactured by Microchip Technology. It operates within the MIL-PRF-19500/463 military series and utilizes a DO-213AB (MELF, LL41) glass package. The device provides a regulated current of 4.73 mA with a maximum power dissipation of 500 mW. It supports a maximum peak operating voltage of 100 V and functions across an extended temperature range from -65°C to +175°C junction temperature. This component is designed for high-reliability applications requiring stable current regulation in harsh environments.

Current Regulation - Diodes, Transistors Feature Summary

• Provides constant current regulation over a broad operating voltage range
• Qualified per MIL-PRF-19500/463 for military-grade reliability
• Features round-end SMT construction for robust surface mounting

Current Regulation - Diodes, Transistors Applications

• Military aerospace electronic systems
• High-reliability current limiting circuits
• Harsh environment sensor biasing

Current Regulation - Diodes, Transistors Procurement Notes

Verify the specific ordering suffix against official Microchip documentation to confirm package type and qualification level. Ensure compliance with export control regulations such as EAR99 or ITAR where applicable. Confirm RoHS status, as military variants may not meet standard environmental directives. Validate supplier authorization for sensitive components.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a fixed current source is required in a surface-mount configuration for military specifications. Compare against through-hole equivalents like JAN1N5313 if board space permits. Consider thermal management requirements given the 500 mW power rating. Verify that the 4.73 mA regulation value matches the circuit design constraints.

Current Regulation - Diodes, Transistors Part Context

This part belongs to the 1N5313 series of current regulator diodes, which offers various current values from 0.22 mA to 4.7 mA. The JANS prefix indicates full military qualification under MIL-PRF-19500/463. The UR-1 suffix typically denotes a specific tape-and-reel packaging format for surface-mount devices, distinguishing it from bulk or through-hole versions.

Current Regulation - Diodes, Transistors Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided data. Cross-reference with other JANS1N5313 variants from Microchip only if pinout and electrical parameters match exactly. Verify mechanical compatibility with the DO-213AB footprint before substitution.