1N5272B BK

Single Zener Diodes Overview

The Central Semiconductor Corp 1N5272B BK is a silicon Zener diode in the DO-35 package. It provides a nominal voltage of 110 V with a ±5% tolerance. The device dissipates 500 mW at 75°C and operates from -65°C to +200°C. Electrical characteristics include a maximum impedance of 750 Ω at 1.1 mA test current, a reverse current of 0.1 μA at 84 V, and a temperature coefficient of +0.110 %/°C.

Single Zener Diodes Feature Summary

• High-voltage regulation capability for industrial applications
• Robust thermal performance across extended temperature ranges
• Standardized axial leaded packaging for through-hole mounting

Single Zener Diodes Applications

• Industrial equipment voltage regulation
• Commercial power supply circuits
• Computer system protection
• Entertainment electronics control

Single Zener Diodes Procurement Notes

Verify End-of-Life status before procurement. Confirm availability of legacy stock or alternative sourcing channels as standard production has ceased. Review official distributor listings for last-time buy windows and final shipment deadlines associated with this discontinued component series.

Single Zener Diodes Selection Notes

Select this component for high-voltage reference requirements within the 110 V range. Ensure circuit design accommodates the positive temperature coefficient. Verify that the DO-35 form factor aligns with existing board layouts and that the 500 mW power rating meets thermal dissipation needs under operating conditions.

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 with consistent 500 mW power dissipation capabilities. These components are designed for general-purpose voltage regulation tasks.

Single Zener Diodes Replacement Considerations

No replacement part numbers are available for the 1N5272B BK. The manufacturer lists N/A for all variants in this high-voltage segment due to End-of-Life status.