1N5221B-TAP

Single Zener Diodes Overview

The Vishay 1N5221B-TAP is a silicon planar power Zener diode with a nominal voltage of 2.4 V and a maximum power dissipation of 500 mW. It features a standard ±5% tolerance, indicated by the 'B' suffix, and operates in a DO-35 axial through-hole package. The device has a test current of 20 mA, a maximum reverse leakage current of 100 µA at 1 V, and a dynamic resistance of 30 Ω. It supports junction temperatures up to 175 °C.

Single Zener Diodes Feature Summary

• Utilizes silicon planar technology for stable voltage regulation
• Provides sharp reverse characteristic and low reverse current level
• Features high stability and standard ±5% voltage tolerance

Single Zener Diodes Applications

• Voltage stabilization circuits

Single Zener Diodes Procurement Notes

Verify that the ordering code includes the -TAP suffix to confirm the specific ammopack tape and reel packaging configuration. Ensure the component meets RoHS compliance requirements as specified in the manufacturer documentation. Cross-reference the exact part number against official Vishay databases to validate authenticity and current production status before finalizing procurement.

Single Zener Diodes Selection Notes

Select this component when a precise 2.4 V reference is required within a through-hole design. The DO-35 package accommodates standard PCB mounting techniques. Consider the thermal resistance characteristics and maximum power dissipation limits during circuit layout to ensure reliable operation under expected load conditions.

Single Zener Diodes Part Context

This component belongs to the 1N5221 to 1N5267 series of small signal Zener diodes manufactured by Vishay General Semiconductor. The series covers a wide range of nominal voltages from 2.4 V to 75 V. These devices are designed for general-purpose voltage regulation applications requiring reliable performance in standard electronic assemblies.

Single Zener Diodes Replacement Considerations

Direct substitutes include other manufacturers' equivalents meeting the 1N5221B specification. Verify pinout compatibility and package dimensions (DO-35) to ensure seamless integration into existing designs without modifying the printed circuit board footprint.