Vishay 3.3 V General Purpose Zener Diode 500 mW Through Hole 2-Pin SOD-27 1N5226B-TR

Vishay 1N5226B-TR is a high-performance general purpose Zener diode designed for voltage regulation and overvoltage protection in electronic circuits. Featuring a nominal Zener voltage of 3.3 V and capable of dissipating 500 mW power, this diode supports through hole mounting with a compact 2-pin SOD-27 package design. It is ideal for industrial, automotive, power management, and semiconductor circuit applications requiring stable voltage clamping and protection.

The diode is configured as a single element per chip with a test current of 20 mA ensuring accurate voltage stabilization. With a maximum reverse leakage current of only 25 μA and maximum Zener impedance of 28 ohms, it offers efficient performance with minimal losses.

Designed to withstand high operating temperatures up to 175°C, this device is robust enough for demanding automotive and industrial environments. The compliance with the AEC-Q101 automotive standard further confirms its quality and reliability for sensitive and rugged applications.

Physical dimensions of this Zener diode include a length of 3.9 mm and a height of 1.7 mm, allowing for space-efficient PCB layouts in electronic designs. The diode is supplied on reels facilitating automated insertion and improving production efficiency.

Supports nominal Zener voltage of 3.3 V with ±5% tolerance. Single diode configuration with 2-pin through hole SOD-27 package. Maximum power dissipation of 500 mW suitable for stable voltage reference. Test current of 20 mA supports consistent voltage regulation.

Maximum reverse leakage current of 25 μA for low leakage operation. Maximum Zener impedance of 28 ohms stabilizes voltage fluctuations. Maximum operating temperature of 175°C for rugged applications. Meets automotive grade AEC-Q101 standard ensuring durability.

Compact dimensions enable flexible design integration. Ideal for voltage regulation and overvoltage protection in industrial circuits.

This Vishay 1N5226B-TR Zener diode is part of the 1N52xx series known for reliable general purpose voltage clamping. It is widely used in automotive electronics, power supply designs, industrial control systems, and semiconductor protection modules.

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