JANTXV1N4988DUS

Single Zener Diodes Overview

The JANTXV1N4988DUS is a single Zener diode manufactured by Microchip Technology, designed for surface mount applications. It features a nominal Zener voltage of 180 V with a power dissipation rating of 5 W and a tolerance of ±1%. The device utilizes an E-MELF (SQ) package and operates within a temperature range of -65°C to +175°C. Key electrical characteristics include a maximum reverse leakage current of 2 µA at 136 V and a maximum Zener impedance of 100 Ohms at the test current of 28 mA.

Single Zener Diodes Feature Summary

• High-reliability military-grade construction compliant with MIL-PRF-19500/356 specifications
• Surface mount E-MELF packaging optimized for automated assembly processes
• Extended thermal operating range supporting high-temperature environments up to 175°C

Single Zener Diodes Applications

• Military aerospace power supply regulation circuits
• High-reliability industrial voltage reference standards
• Harsh environment protection against voltage transients

Single Zener Diodes Procurement Notes

Verify component authenticity through authorized Microchip distributors or certified suppliers. Confirm that the specific suffix indicates the correct package variant and quality level. Request full traceability documentation including material declarations and compliance certificates prior to finalizing procurement orders to ensure adherence to project specifications.

Single Zener Diodes Selection Notes

Select this component when a precise 180 V regulation point is required in a compact surface mount form factor. The ±1% tolerance makes it suitable for applications demanding tight voltage accuracy. Ensure the circuit design accommodates the 5 W power dissipation capability and verify that the E-MELF footprint matches the PCB layout constraints.

Single Zener Diodes Part Context

This part belongs to the JANTXV series of Zener diodes produced by Microchip Technology under the former Microsemi brand. The series is characterized by its ruggedized design intended for defense and space applications. These components are engineered to withstand extreme environmental conditions while maintaining stable electrical performance over their operational lifespan.

Single Zener Diodes Replacement Considerations

Direct substitutes may include other JANTXV1N4988 variants such as JANTXV1N4988D or JANTXV1N4988 depending on the required package type. Verify pinout compatibility and thermal resistance values before substitution. Consult official Microchip documentation for approved equivalent part numbers.