JANS1N5304UR-1

Current Regulation - Diodes, Transistors Overview

The JANS1N5304UR-1 is a current regulator diode manufactured by Microchip Technology, designed for high-reliability applications. It operates within the MIL-PRF-19500/463 series and features a round-end SMT package (DO-213AB-2). The device provides a regulated current of 1.98 mA with a maximum peak operating voltage of 100 V and a power dissipation rating of 475 mW. It supports an extended temperature range from -55°C to +175°C and includes double-plug internal bond connections for enhanced durability in harsh environments.

Current Regulation - Diodes, Transistors Feature Summary

• Provides stable current regulation over a broad voltage range
• Qualified for military specifications under MIL-PRF-19500/463
• Features robust construction with double-plug internal bond connections

Current Regulation - Diodes, Transistors Applications

• Military aerospace systems requiring radiation tolerance
• High-temperature industrial control circuits
• Precision current limiting in defense electronics

Current Regulation - Diodes, Transistors Procurement Notes

Verify that the ordering suffix UR-1 corresponds to the specific round-end surface-mount configuration and MIL-PRF-19500/463 qualification level. Confirm the manufacturer source is Microchip or authorized distributor to ensure authenticity. Check for any specific handling requirements related to the DO-213AB-2 package during assembly.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a fixed current sink is required in space-constrained surface-mount designs. Ensure the application voltage does not exceed the 100 V peak limit. Compare against JAN or JANTX variants if lower cost is acceptable and military qualification is not mandatory. Verify thermal management capabilities for operation near the 175°C upper limit.

Current Regulation - Diodes, Transistors Part Context

This part belongs to the 1N5300 series of current regulator diodes, which serve as counterparts to Zener diodes by regulating current rather than voltage. The JANS designation indicates the highest level of military qualification within this family, offering superior reliability compared to commercial or standard military grades like JAN or JANTX.

Current Regulation - Diodes, Transistors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Cross-reference with other JANS1N5304UR-1 units from Microchip or authorized sources. Generic equivalents may lack the required radiation hardness and temperature performance.