1N5251B TR PBFREE

Single Zener Diodes Overview

The Central Semiconductor Corp 1N5251B TR PBFREE is a silicon Zener diode with a nominal voltage of 22 V, operating within a range of 20.90 V to 23.10 V. It features a maximum power dissipation of 500 mW and a tolerance of ±5%. The device utilizes a DO-35 axial through-hole package and operates at a test current of 5.6 mA. Electrical characteristics include a maximum Zener impedance of 29 Ω, a reverse leakage current of 0.1 μA at 17 V, and a temperature coefficient of +0.087 %/°C.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation for industrial and commercial applications
• Features high reliability designed for computer and entertainment systems
• Utilizes a standard DO-35 axial leaded package for through-hole mounting

Single Zener Diodes Applications

• Industrial equipment voltage regulation
• Commercial circuit protection
• Entertainment system power supplies
• Computer application voltage references

Single Zener Diodes Procurement Notes

Verify the specific ordering suffix required for your manufacturing needs. The 'TR' designation indicates tape and reel packaging, while 'PBFREE' confirms compliance with lead-free plating specifications. Confirm that the component meets RoHS standards and check for any specific environmental or export control classifications relevant to your region before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component when a precise 22 V reference is required in a through-hole configuration. The ±5% tolerance suits general-purpose regulation tasks. Ensure the design accommodates the 500 mW power dissipation limit and the positive temperature coefficient inherent to this voltage level. Verify that the DO-35 footprint matches the target PCB layout constraints.

Single Zener Diodes Part Context

This part belongs to the 1N5221B through 1N5278B series of silicon Zener diodes manufactured by Central Semiconductor Corp. The series covers a wide voltage range from 2.4 V to 170 V, all housed in the DO-35 case. These devices are engineered for robust performance across a broad temperature spectrum, supporting demanding operational environments.

Single Zener Diodes Replacement Considerations

No official replacement part numbers are documented for this specific model in the provided datasheet.