1N4470C

Single Zener Diodes Overview

The Microchip Technology 1N4470C is a single silicon Zener diode housed in a DO-204AL (DO-41) axial through-hole package. It features a nominal Zener voltage of 16 V with a tight tolerance of ±2%. The device supports a maximum power dissipation of 1.5 W and operates within an extended temperature range from -65°C to +175°C. Key electrical characteristics include a maximum reverse leakage current of 50 nA at 12.8 V, a Zener impedance of 10 Ohms, and a forward voltage of 1.5 V at 1 A.

Single Zener Diodes Feature Summary

• High-reliability construction utilizing metallurgically bonded internal connections for enhanced durability.
• Hermetically sealed glass package design ensuring protection against environmental factors.
• Tight voltage tolerance specification suitable for precision reference applications.

Single Zener Diodes Applications

• Voltage regulation in high-reliability electronic circuits
• Precision voltage reference generation
• Overvoltage protection in aerospace systems

Single Zener Diodes Procurement Notes

Verify the specific suffix code to confirm exact tolerance and packaging variations. Ensure compatibility with MIL-PRF-19500/406 requirements if military-grade qualification is necessary. Confirm lead material specifications and RoHS status against project constraints before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component when a stable 16 V reference with ±2% accuracy is required in an axial package. Consider the 1.5 W power rating and wide thermal operating range for demanding environments. Evaluate alternative tolerances such as ±5% or ±1% if cost or availability dictates different performance levels.

Single Zener Diodes Part Context

This part belongs to the standard 1N4470 series of Zener diodes manufactured by Microchip Technology. It shares functional similarities with other variants in the family but offers tighter voltage tolerance compared to standard commercial versions. The component is widely recognized for its use in ruggedized electronics requiring consistent voltage regulation.

Single Zener Diodes Replacement Considerations

Publicly confirmed parameter-equivalent substitutes include 1N4470D, JANS1N4470C, JANS1N4470D, and JANTX1N4470C. Verify pinout and package dimensions match before substitution.