1N5221C-TAP

Single Zener Diodes Overview

The Vishay 1N5221C-TAP is a silicon planar power Zener diode with a nominal voltage of 2.4 V and ±2% tolerance, housed in the DO-35 (DO-204AH) axial through-hole package. It features a maximum power dissipation of 500 mW at thermal equilibrium, a test current of 20 mA, and a dynamic resistance of 30 Ω. The device operates within a junction temperature range of -65 °C to +175 °C, exhibits a reverse leakage current of 100 µA at 1 V, and has a forward voltage of 1.1 V at 200 mA.

Single Zener Diodes Feature Summary

• High precision voltage regulation with ±2% tolerance for tight circuit requirements
• Robust thermal stability supporting operation up to 175 °C junction temperature
• Standardized DO-35 axial leaded package for reliable through-hole integration

Single Zener Diodes Applications

• Voltage stabilization in electronic circuits
• Precision reference voltage generation
• Overvoltage protection components

Single Zener Diodes Procurement Notes

Verify that the ordering code includes the 'C' suffix to confirm the ±2% tolerance specification. Ensure the '-TAP' designation matches the required ammopack tape format. Confirm RoHS compliance and material categorization details against the latest Vishay documentation before finalizing procurement specifications.

Single Zener Diodes Selection Notes

Select this component when precise voltage regulation is critical due to its tighter manufacturing tolerance compared to standard variants. The DO-35 package provides a robust mechanical solution for through-hole applications requiring high thermal endurance. Evaluate the 500 mW power dissipation limit to ensure adequate heat sinking or airflow in the target design environment.

Single Zener Diodes Part Context

This part belongs to the 1N5221 to 1N5267 series of small signal Zener diodes manufactured by Vishay Semiconductors. The series covers a wide voltage range from 2.4 V to 75 V, utilizing silicon planar technology. The 1N5221 variant specifically addresses low-voltage regulation needs within this extensive product family.

Single Zener Diodes Replacement Considerations

Cross-reference with other manufacturers offering equivalent 2.4 V Zener diodes in the DO-35 package. Verify that any substitute maintains the ±2% tolerance and 500 mW power rating to ensure functional compatibility without redesigning the host circuit.