1N5268B TR

Single Zener Diodes Overview

The Central Semiconductor Corp 1N5268B TR is a silicon Zener diode designed for voltage regulation applications. It features an 82 V nominal Zener voltage with a ±5% tolerance and operates within a range of 77.90 V to 86.10 V. The device dissipates up to 500 mW at 75°C ambient temperature and maintains junction temperatures from -65°C to +200°C. Electrical characteristics include a maximum reverse current of 0.1 µA at 62 V, a maximum Zener impedance of 330 Ω at the test current of 1.5 mA, and a positive temperature coefficient of +0.098 %/°C.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation using silicon planar technology in a glass axial-lead package.
• Features a high operating and storage junction temperature capability extending to +200°C.
• Offers tight manufacturing tolerances for precise voltage control in regulated circuits.

Single Zener Diodes Applications

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

Single Zener Diodes Procurement Notes

Verify component authenticity through official manufacturer channels or authorized distributors. Confirm that the specific ordering suffix matches the required plating option, as standard availability may differ from specialized variants. Review the latest datasheet revision for any updates to mechanical dimensions or electrical limits before finalizing procurement specifications.

Single Zener Diodes Selection Notes

Select this component when a reliable 82 V reference is required in a compact DO-35 form factor. Ensure the circuit design accommodates the specified 500 mW power dissipation limit at elevated ambient temperatures. Consider the positive temperature coefficient for thermal stability requirements in the target application environment.

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. These devices are widely utilized in general-purpose voltage regulation tasks across various electronic industries due to their standardized packaging and consistent performance characteristics.

Single Zener Diodes Replacement Considerations

Official documentation lists no direct replacement part numbers for the 1N5268B TR variant. Contact engineering support for potential alternate sourcing options if this component is unavailable.

Single Zener Diodes FAQ

What is the marking code for the 1N5268B?

The device is marked with the code C5268B.

Does the 1N5268B have a negative temperature coefficient?

No, it has a positive temperature coefficient of +0.098 %/°C.