JANTX1N4957/TR

Single Zener Diodes Overview

The JANTX1N4957/TR is a Zener diode manufactured by Microchip Technology, designed for voltage regulation applications. It features a nominal Zener voltage of 9.1 V with a tolerance of 5%. The device supports a maximum power dissipation of 5 W and operates within an extended temperature range from -65°C to +175°C. Key electrical characteristics include a test current of 150 mA, a maximum reverse leakage current of 25 µA, and a Zener impedance of 2 Ohms. The component utilizes a square surface-mount package (D-5B-2) and is supplied in tape-and-reel format.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation at a nominal 9.1 V potential
• Capable of handling high power dissipation up to 5 W
• Engineered for operation in extreme environments ranging from -65°C to +175°C
• Utilizes a compact square surface-mount form factor

Single Zener Diodes Applications

• Voltage reference circuits requiring high stability
• Overvoltage protection systems
• Power supply regulation modules

Single Zener Diodes Procurement Notes

Verify the specific suffix configuration against official Microchip documentation to ensure compatibility with required packaging and environmental standards. Confirm that the JANTX designation meets all necessary military or aerospace qualification requirements for the intended deployment. Cross-reference the datasheet revision date to validate parameter accuracy before finalizing procurement specifications.

Single Zener Diodes Selection Notes

Select this component when a robust 9.1 V regulation solution is needed for high-power applications. Ensure the design accommodates the 5 W thermal dissipation requirements and the specific D-5B-2 footprint. Verify that the operating environment falls within the specified -65°C to +175°C range to guarantee reliable performance and longevity of the device.

Single Zener Diodes Part Context

This part belongs to the JANTX series of Zener diodes, which are typically characterized for enhanced reliability and performance suitable for demanding electronic applications. The 'TR' suffix indicates tape-and-reel packaging, facilitating automated assembly processes. It is distinct from through-hole variants and other voltage ratings within the broader 1N495x family.