JAN1N5289-1

Current Regulation - Diodes, Transistors Overview

The JAN1N5289-1 is a current regulator diode manufactured by Microchip Technology, designed for through-hole mounting in the DO-7 (DO-204AA) axial package. It provides a regulated current of 473 µA with a maximum power dissipation of 500 mW. The device supports a maximum anode-to-cathode voltage of 100 V and has a maximum limiting voltage of 1.05 V. It operates within a junction temperature range of -65°C to +175°C. This component is qualified under MIL-PRF-19500/463 standards for military applications.

Current Regulation - Diodes, Transistors Feature Summary

• Maintains stable current regulation across varying voltage conditions
• Capable of operation in extreme high and low temperature environments
• Constructed with metallurgically bonded silicon elements

Current Regulation - Diodes, Transistors Applications

• Military-grade electronic circuit protection
• Precision biasing networks requiring stable current sources
• Harsh environment instrumentation systems

Current Regulation - Diodes, Transistors Procurement Notes

Verify the specific suffix and qualification level against the official datasheet before procurement. Ensure the ordering information matches the required MIL-PRF-19500/463 compliance. Confirm that the DO-7 package dimensions align with the target PCB layout constraints. Check for any recent Product Change Notifications regarding assembly site or material updates.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a fixed current source of approximately 473 µA is required for analog signal conditioning or reference circuits. Consider the 100 V voltage rating to ensure adequate headroom for the application's operating range. Evaluate the thermal management requirements given the 500 mW power dissipation limit and the specified wide temperature operating range.

Current Regulation - Diodes, Transistors Part Context

This part belongs to the JAN series of current regulator diodes produced by Microchip Technology. It shares functional similarities with other devices in the 1N528x-1 family but is distinguished by its specific 473 µA regulation current. The JAN prefix indicates it meets strict military reliability standards compared to commercial variants.

Current Regulation - Diodes, Transistors Replacement Considerations

JANTXV1N5289-1 is a verified parametric equivalent within the same manufacturer portfolio offering similar electrical characteristics.