1N5226B BK TIN/LEAD

Single Zener Diodes Overview

The Central Semiconductor Corp 1N5226B BK TIN/LEAD is a silicon unidirectional voltage regulator diode designed for through-hole mounting. It features a DO-35 glass body with plated axial leads and a tin/lead finish. The device provides a nominal Zener voltage of 3.3 V with a 5% tolerance at a test current of 20 mA. It dissipates up to 500 mW, operates between -65°C and +200°C, and exhibits a maximum reverse leakage current of 25 µA.

Single Zener Diodes Feature Summary

• Utilizes a JEDEC DO-35 molded glass body with a passivated junction for high temperature stability.
• Features low Zener impedance and a low regulation factor for effective voltage control.
• Guarantees high temperature soldering capability at 260°C with specified lead length and tension.

Single Zener Diodes Applications

• Voltage reference circuits requiring stable low-voltage regulation.
• Protection against overvoltage transients in sensitive electronic components.
• Clamping applications in signal processing and power supply designs.

Single Zener Diodes Procurement Notes

Verify the specific manufacturer source, as multiple vendors produce this standard part number. Confirm that the tin/lead terminal plating matches your assembly requirements. Ensure the DO-35 package dimensions align with your PCB layout constraints. Cross-reference datasheets from different suppliers to confirm exact electrical tolerances and testing conditions.

Single Zener Diodes Selection Notes

Select this component when a robust, through-hole regulated voltage is needed at 3.3 V. The 500 mW power rating supports moderate current loads. The wide operating temperature range suits industrial environments. Verify compatibility with existing circuit impedance and thermal management strategies before integration.

Single Zener Diodes Part Context

This component belongs to the 1N5226 series of general-purpose Zener diodes. It is widely used in discrete semiconductor applications where reliable voltage regulation is critical. The DO-35 package offers a compact form factor suitable for various electronic assemblies.

Single Zener Diodes Replacement Considerations

Equivalent parts include Vishay 1N5226B and Microchip Technology 1N5226B. Verify pinout orientation and package dimensions match the original design. Check if alternative manufacturers offer RoHS-compliant versions if lead-free compliance is required.