JANTXV1N5311-1

Current Regulation - Diodes, Transistors Overview

The JANTXV1N5311-1 is a current regulator diode manufactured by Microchip Technology, designed for stable current regulation in electronic circuits. It operates with a maximum voltage of 100 V and provides a regulated current of 3.96 mA at a power dissipation of 500 mW. The component utilizes a DO-7-2 axial leaded package suitable for through-hole mounting. It features an operating temperature range from -65 °C to +175 °C, ensuring reliability in demanding environments. This device belongs to the military-grade JANTXV series, indicating enhanced quality control and radiation hardness specifications compared to commercial variants.

Current Regulation - Diodes, Transistors Feature Summary

• Provides constant current regulation independent of supply voltage variations within specified limits
• Military-grade construction with rigorous screening and qualification standards
• Capable of operation in extreme temperature environments ranging from -65 °C to +175 °C
• Utilizes a robust axial leaded package for secure through-hole integration

Current Regulation - Diodes, Transistors Applications

• Current limiting in sensitive analog signal paths
• Biasing elements for transistor amplifier stages
• Constant current sources for LED or laser diode drivers
• Protection circuits against overcurrent conditions in aerospace systems

Current Regulation - Diodes, Transistors Procurement Notes

Verify the complete part number including the JANTXV suffix to ensure military-grade qualification and specific electrical tolerances. Confirm that the DO-7-2 package dimensions match the PCB footprint requirements. Check for any specific lot traceability or certification documents required for aerospace or defense procurement processes. Ensure storage conditions comply with moisture sensitivity levels if applicable.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when precise current regulation is required without active feedback loops. Compare the 3.96 mA output against circuit load requirements to ensure adequate headroom. Verify that the 100 V breakdown voltage exceeds the maximum expected reverse voltage in the application. Consider thermal management strategies given the 500 mW power dissipation capability in enclosed spaces.

Current Regulation - Diodes, Transistors Part Context

This part is part of the 1N531x series of current regulator diodes produced by Microchip Technology under its Microsemi brand heritage. The JANTXV designation signifies a screened version for high-reliability applications, distinct from standard commercial 1N5311 devices. It shares functional similarities with other constant-current diodes but offers specific performance guarantees defined by military standards.

Current Regulation - Diodes, Transistors Replacement Considerations

Direct substitutes include the commercial 1N5311 for non-critical applications where military screening is not required. Other current regulator diodes with similar 3.96 mA ratings may be used if pin compatibility and voltage ratings are verified. Always validate electrical parameters against the original datasheet before substitution.