JANTX1N5288UR-1

Current Regulation - Diodes, Transistors Overview

The JANTX1N5288UR-1 is a current regulator diode manufactured by Microchip Technology, designed for surface-mount applications in the DO-213AB (MELF) glass package. It operates within an extended temperature range of -65°C to +175°C and supports a maximum peak working voltage of 100V. The device regulates current at a maximum value of 429µA with a maximum limiting voltage of 1.05V and a power dissipation rating of 500mW. Certified under the MIL-PRF-19500/463 military series, it features a minimum dynamic impedance of 4.1mΩ and a minimum knee impedance of 1mΩ.

Current Regulation - Diodes, Transistors Feature Summary

• Hermetically sealed glass MELF construction for environmental durability
• Military-grade qualification compliant with MIL-PRF-19500/463 standards
• Extended thermal performance suitable for high-temperature environments up to 175°C

Current Regulation - Diodes, Transistors Applications

• Precision current regulation in aerospace and defense circuits
• Biasing networks for sensitive semiconductor devices in harsh environments
• Constant current sources requiring hermetic sealing and high reliability

Current Regulation - Diodes, Transistors Procurement Notes

Verify that the specific ordering suffix matches the required package style and tape-and-reel configuration. Confirm that the component meets the necessary military qualification standards for the intended application environment. Ensure compatibility with existing assembly processes for surface-mount technology. Check for any specific handling requirements associated with hermetically sealed glass packages during installation.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a hermetically sealed, surface-mount current regulator is required for extreme temperature operation. Compare the 429µA regulation current against circuit requirements to ensure proper biasing. Consider the DO-213AB footprint constraints and verify that the 100V peak voltage rating exceeds the maximum transient voltages present in the design. Evaluate the need for military certification versus commercial alternatives based on system reliability targets.

Current Regulation - Diodes, Transistors Part Context

This part belongs to the JAN1N5288 family of current regulator diodes produced by Microchip Technology. It shares functional characteristics with other variants in the series but differs in packaging and qualification level. The UR-1 suffix typically denotes a specific surface-mount configuration and reel packaging format distinct from through-hole or bulk options available in the broader product line.

Current Regulation - Diodes, Transistors Replacement Considerations

Direct substitutes include JAN1N5288UR-1 for standard military grade and JANTXV1N5288UR-1 for enhanced tolerance variants. Verify pinout compatibility and electrical parameter tolerances before substitution. Ensure that any replacement maintains the same hermetic seal integrity and operating temperature range.