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

Vishay 1N5226B-TR is a high-quality general purpose Zener diode rated at 3.3 V nominal voltage and 500 mW maximum power dissipation. This single diode comes in a 2-pin SOD-27 through hole package, making it ideal for integration into circuit boards that require reliable voltage regulation and protection.

This diode is engineered for stability and performance with a voltage tolerance of ±5%, ensuring consistent operation across variations in load and temperature. Its maximum operating temperature of 175°C allows use in industrial, automotive, and electronic applications where thermal endurance is critical.

The 1N5226B-TR Zener diode features a test current of 20 mA and a maximum zener impedance of 28 Ω, supporting efficient voltage stabilization in power supply circuits, reference voltages, and protection against voltage spikes.

With a maximum reverse leakage current of only 25 μA, this diode minimizes leakage losses, preserving circuit efficiency. The diode also complies with automotive industry standard AEC-Q101, underlining its suitability for high-reliability applications in automotive electronics and other sectors.

The compact dimensions of 3.9 mm length and 1.7 mm height make it a practical choice for space-constrained assemblies. The through hole mounting facilitates easy soldering and durability in various PCB designs.

Single diode configuration designed for reliable voltage regulation. Power dissipation of 500 mW for moderate power applications. Through hole 2-pin SOD-27 package simplifies mounting on PCBs. Voltage tolerance of ±5% for precise voltage clamping.

Wide operating temperature range up to 175°C for harsh environments. Low maximum reverse leakage current reduces power waste. Test current rating of 20 mA assures standard diode testing. Automotive standard AEC-Q101 certified for automotive use.

Compact physical size for dense circuit layouts.

This Vishay Zener diode series is widely used in industrial electronics, automotive systems, power supplies, laboratory instruments, and control circuits. Its durability and precision make it a reliable component for voltage reference and protection roles.

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