JANTXV1N5305UR-1

Current Regulation - Diodes, Transistors Overview

The JANTXV1N5305UR-1 is a surface-mount current regulator diode manufactured by Microchip Technology. It utilizes the DO-213AB (MELF, LL41) glass package and belongs to the Military series compliant with MIL-PRF-19500/463 standards. The device provides a constant current output of 3.3 mA with a maximum voltage rating of 100 V and a power dissipation capacity of 500 mW. Designed for robust performance in demanding environments, it supports an operating temperature range from -65°C to +175°C. The component is supplied in bulk packaging and features a round-end SMT configuration suitable for automated assembly processes.

Current Regulation - Diodes, Transistors Feature Summary

• Maintains stable current regulation across varying load conditions within specified voltage limits
• Constructed with a hermetically sealed glass MELF package for environmental protection
• Qualified for military specifications ensuring reliability under extreme thermal stress

Current Regulation - Diodes, Transistors Applications

• Constant current sources for LED driving circuits
• Biasing elements in transistor amplifier stages
• Current limiting protection in sensitive electronic subsystems

Current Regulation - Diodes, Transistors Procurement Notes

Verify the specific suffix UR-1 against official Microchip documentation to confirm pinout orientation and marking codes. Ensure that the MIL-PRF-19500/463 compliance requirements match your system's quality assurance protocols. Confirm that the bulk packaging format aligns with your automated placement equipment capabilities before finalizing procurement orders.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a fixed 3.3 mA current source is required in a space-constrained surface-mount design. The DO-213AB package offers a compact footprint compared to axial leads. Consider the 100 V maximum voltage rating to ensure adequate headroom for your specific circuit application. Verify thermal management needs given the 500 mW power dissipation limit in enclosed environments.

Current Regulation - Diodes, Transistors Part Context

This part number represents the JANTXV grade variant of the 1N5305 current regulator diode. The JANTXV designation indicates enhanced screening and testing beyond standard commercial grades, adhering to strict military reliability standards. It is part of Microchip's extensive portfolio of radiation-hardened and high-reliability discrete semiconductors designed for aerospace and defense applications.

Current Regulation - Diodes, Transistors Replacement Considerations

Direct replacements must match the 3.3 mA current rating, 100 V breakdown voltage, and DO-213AB package. Verify equivalent military qualification status if system reliability is critical. Cross-reference with other manufacturers' MELF current regulator diodes only after confirming electrical parameter compatibility and pinout alignment.