1N5275B TR

Single Zener Diodes Overview

The Central Semiconductor Corp 1N5275B TR is a silicon Zener diode in the DO-35 axial lead package. It provides a nominal Zener voltage of 140 V with a ±5% tolerance. The device dissipates 500 mW at 75°C ambient temperature and operates within a junction temperature range of -65°C to +200°C. Electrical characteristics include a maximum Zener impedance of 1300 Ω at a test current of 0.90 mA, a maximum reverse current of 0.1 μA at 106 V, and a positive temperature coefficient of +0.110 %/°C.

Single Zener Diodes Feature Summary

• Provides precise voltage regulation for high-voltage applications
• Features a glass passivated silicon die for reliability
• Designed for industrial, commercial, and computer environments

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) by the manufacturer. Confirm availability through authorized distributors or check for alternative sourcing options if inventory is depleted. Ensure compliance with any specific plating requirements such as Tin/Lead or Lead-Free finishes when placing orders.

Single Zener Diodes Selection Notes

Select this component for designs requiring stable high-voltage reference points up to 140 V. Consider the positive temperature coefficient for thermal stability analysis. Verify that the 500 mW power dissipation rating aligns with the circuit's thermal management capabilities and operating ambient conditions.

Single Zener Diodes Part Context

This part belongs to the 1N5221B through 1N5278B series of 500 mW silicon Zener diodes. The series covers a wide voltage range from 2.4 V to 170 V with standard 5% tolerance. These components are widely used in general-purpose voltage regulation tasks across various electronic sectors.

Single Zener Diodes Replacement Considerations

No direct replacement part numbers are listed in the official documentation. Consult the manufacturer's engineering team for potential alternate sources or substitute components.