1N4910A

Overview

The Microchip Technology 1N4910A is a temperature-compensated Zener diode designed for precision voltage regulation. It utilizes a DO-7 axial through-hole package and operates with a nominal Zener voltage of 6.8 V at a test current of 2 mA. The device features a low voltage temperature coefficient of 0.002 %/°C, ensuring stable performance across a wide operating temperature range from -65 °C to +175 °C. Key electrical specifications include a maximum reverse leakage current of 1 µA and a Zener impedance of 35 Ω.

Feature Summary

• Temperature compensated design for high stability
• Low voltage temperature coefficient
• Wide operating temperature range

Applications

• Precision voltage reference circuits
• Temperature compensated regulator designs
• High-stability power supply applications

Procurement Notes

Verify the specific suffix against official datasheets, as variations may exist between bulk and reel packaging formats. Confirm RoHS compliance status directly with the manufacturer documentation prior to integration. Ensure the selected package matches the required PCB footprint and mounting style for the target application.

Selection Notes

Select this component when strict voltage stability over temperature is required. The low temperature coefficient makes it suitable for precision analog circuits. Verify that the 400 mW power dissipation rating meets the thermal requirements of the specific circuit environment.

Part Context

This part belongs to the Microchip 1N49xxA series of temperature-compensated Zener diodes. These components are engineered to provide superior voltage stability compared to standard Zener diodes by utilizing a combination of Zener and avalanche breakdown mechanisms.

Replacement Considerations

Consult official substitution guides for verified equivalents. Generic replacements may not match the specific temperature coefficient or leakage current characteristics.