1N5225B-T

Single Zener Diodes Overview

The Vishay 1N5225B-T is a silicon planar power Zener diode with a nominal voltage of 3 V and ±5% tolerance. It operates at a test current of 20 mA, dissipates up to 500 mW, and features a maximum reverse leakage current of 50 µA at 1 V. The dynamic resistance is 29 Ω, with a temperature coefficient of -0.075 %/K. Housed in the DO-35 (DO-204AH) axial through-hole package, it supports junction temperatures up to 175 °C.

Single Zener Diodes Feature Summary

• Utilizes silicon planar technology for high stability and sharp reverse characteristics
• Provides standard ±5% Zener voltage tolerance for reliable reference applications
• Features low reverse leakage current levels to minimize standby power consumption

Single Zener Diodes Applications

• Voltage stabilization circuits
• Reference voltage generation
• Overvoltage protection

Single Zener Diodes Procurement Notes

Verify the specific ordering code suffix against official documentation to confirm packaging format. Confirm that the component meets RoHS compliance requirements as defined by the manufacturer's material categorization guidelines before finalizing procurement specifications.

Single Zener Diodes Selection Notes

Select this component when a precise 3 V reference is required within a through-hole design. Ensure the circuit can accommodate the specified 20 mA test current and 500 mW power dissipation limits while maintaining thermal equilibrium conditions.

Single Zener Diodes Part Context

This device belongs to the 1N5221 to 1N5267 series of small signal Zener diodes manufactured by Vishay Semiconductors. The series covers a wide range of voltages from 2.4 V to 75 V, providing standardized options for various electronic stabilization and regulation needs.

Single Zener Diodes Replacement Considerations

Cross-reference with other manufacturers offering the 1N5225 designation. Verify that alternative sources provide identical electrical parameters, specifically the 3 V nominal voltage and 500 mW power rating, to ensure functional compatibility.