JAN1N5290UR-1/TR

Current Regulation - Diodes, Transistors Overview

The JAN1N5290UR-1/TR is a current regulator diode manufactured by Microchip Technology, designed for surface-mount applications in the DO-213AB package. It operates with a maximum peak working voltage of 100V and maintains a maximum regulator current of 517µA at a power dissipation of 500mW. The device features a maximum limit voltage of 1.05V and supports an operating temperature range from -65°C to +175°C. Qualified under MIL-PRF-19500/463, this component provides stable current regulation suitable for harsh environments.

Current Regulation - Diodes, Transistors Feature Summary

• Provides constant current regulation over a broad voltage range
• Qualified for military specifications ensuring reliability in extreme conditions
• Utilizes surface-mount DO-213AB packaging for compact integration

Current Regulation - Diodes, Transistors Applications

• Current limiting circuits in aerospace systems
• Biasing elements for semiconductor devices in high-temperature environments
• Constant current sources for sensor interfaces requiring wide voltage compliance

Current Regulation - Diodes, Transistors Procurement Notes

Verify the specific suffix UR-1/TR indicates tape and reel packaging configuration as per manufacturer documentation. Confirm MIL-PRF-19500/463 qualification status directly with authorized distributors or Microchip sales representatives. Ensure compatibility with surface-mount assembly processes for the DO-213AB form factor before procurement.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a fixed current source is required across varying load voltages up to 100V. Consider the 517µA nominal current and 500mW power rating against circuit requirements. Evaluate the extended temperature range capability for operation in environments exceeding standard commercial limits. Verify package compatibility with existing PCB footprints.

Current Regulation - Diodes, Transistors Part Context

This part belongs to the JAN1N5283-1 through JAN1N5314-1 series of 0.5-watt current regulators. These devices serve as counterparts to Zener diodes, regulating current rather than voltage. The series offers various current values in standard tolerances within axial-leaded or surface-mount packages, providing designers with flexible options for current stabilization tasks.

Current Regulation - Diodes, Transistors Replacement Considerations

Consult official substitution lists for equivalent current regulator diodes with matching current ratings and voltage limits. Verify that any alternative component meets the same MIL-PRF-19500/463 qualification standards and physical package dimensions for direct replacement.