1N5266B TR

Single Zener Diodes Overview

The Central Semiconductor Corp 1N5266B TR is a silicon Zener diode with a nominal voltage of 68 V and ±5% tolerance. It operates in the DO-35 axial leaded package, dissipating up to 500 mW at 75°C ambient temperature. The device features a maximum dynamic impedance of 230 Ω at a test current of 1.8 mA, with a reverse leakage current of 0.1 μA at 52 V. It supports junction temperatures from -65°C to +200°C.

Single Zener Diodes Feature Summary

• Highly reliable voltage regulation for industrial and commercial applications
• DO-35 glass axial-lead construction for through-hole mounting
• Marked with 'C' prefix followed by part number or specific marking code

Single Zener Diodes Applications

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

Single Zener Diodes Procurement Notes

Verify component status before ordering as this series has been transitioned to End of Life (EOL) status. Confirm availability of last-time buy inventory or alternative sourcing options directly with the manufacturer's engineering team if standard procurement channels are unavailable.

Single Zener Diodes Selection Notes

Select this component for low-power Zener regulation requiring a 68 V reference within a DO-35 footprint. Ensure circuit design accommodates the specified 500 mW power dissipation limit and verify that the operating temperature range aligns with the -65°C to +200°C junction specification.

Single Zener Diodes Part Context

This part belongs to the 1N5221B through 1N5278B series of 500 mW silicon Zener diodes manufactured by Central Semiconductor Corp. The series covers a voltage range from 2.4 V to 170 V with various tolerance options indicated by suffix letters.

Single Zener Diodes Replacement Considerations

No replacement part numbers are available for the 1N5266B TR variant according to official documentation.