JANS1N4954/TR

Single Zener Diodes Overview

The JANS1N4954/TR is a Zener diode manufactured by Microchip Technology, designed for voltage regulation applications. It features a nominal Zener voltage of 6.8V and operates with a test current of 175mA. The device supports a maximum power dissipation of 40A in specific configurations, though standard ratings typically align with lower wattage classes for this package type. It is housed in a surface-mount SQ package and supplied in tape and reel (TR) format. This component is classified under Zener Diodes within the Diodes & Rectifiers subcategory.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation at a nominal 6.8V potential
• Engineered for surface-mount installation using an SQ package configuration
• Supplied in tape and reel packaging for automated assembly processes

Single Zener Diodes Applications

• Voltage reference circuits requiring precise regulation
• Overvoltage protection stages in sensitive electronic systems
• Clamping applications in signal conditioning paths

Single Zener Diodes Procurement Notes

Verify the exact electrical parameters against the official Microchip datasheet before integration, as military-grade variants may have specific testing requirements. Confirm that the SQ surface-mount package dimensions match your PCB footprint design. Ensure the tape and reel specification aligns with your pick-and-place equipment capabilities. Check for any recent product change notices regarding material composition or assembly site changes.

Single Zener Diodes Selection Notes

Select this component when a 6.8V Zener voltage is required in a surface-mount form factor. The SQ package offers space efficiency compared to through-hole alternatives. Consider the thermal management requirements associated with the specified power dissipation limits. Verify compatibility with the intended operating temperature range and ensure the manufacturing grade meets the project's reliability standards.

Single Zener Diodes Part Context

This part belongs to the 1N4954 series of Zener diodes produced by Microchip Technology. The 'JANS' prefix indicates a specific military-grade qualification level, distinguishing it from commercial or industrial variants like JAN or JANTX. The '/TR' suffix denotes the tape and reel packaging option, facilitating high-volume automated placement. It falls under the broader category of discrete semiconductor diodes used for voltage control.