1N5251B BK TIN/LEAD

Single Zener Diodes Overview

The Central Semiconductor Corp 1N5251B BK TIN/LEAD is a single silicon Zener diode housed in a DO-35 glass axial leaded package. It features a nominal Zener voltage of 22 V with a 5% tolerance and a maximum power dissipation of 500 mW. The device operates within a temperature range of -65 °C to +200 °C, exhibiting a dynamic impedance of 29 Ω and a maximum reverse leakage current of 100 nA.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation through the utilization of the Zener breakdown effect in a single-terminal configuration.
• Constructed with a hermetically sealed glass body to ensure environmental protection and long-term reliability.
• Designed for through-hole mounting to facilitate integration into standard printed circuit board assemblies.

Single Zener Diodes Applications

• Voltage reference circuits requiring precise potential levels
• Overvoltage protection stages in electronic systems
• Biasing networks for transistor amplifiers

Single Zener Diodes Procurement Notes

Verify that the specific suffix indicates tin/lead plating if lead-free compliance is required. Confirm the package type matches the design footprint. Ensure the thermal management strategy accommodates the specified power dissipation limits under all operating conditions.

Single Zener Diodes Selection Notes

Select this component when a 22 V regulation point is necessary within a low-power application. Consider the high maximum operating temperature for environments with significant thermal loads. Evaluate the package constraints against available board space and mounting requirements.

Single Zener Diodes Part Context

This part belongs to the standard 1N52xx series of Zener diodes manufactured by Central Semiconductor. These components are widely used in general-purpose electronics for voltage stabilization. The DO-35 package provides a compact form factor suitable for dense circuit layouts.

Single Zener Diodes Replacement Considerations

Cross-reference with other manufacturers offering the 1N5251B designation. Verify pinout compatibility and electrical parameter equivalence before substitution. Check for any differences in packaging or marking conventions.