1N5263B-G

Single Zener Diodes Overview

The Comchip Technology 1N5263B-G is a silicon unidirectional voltage regulator diode housed in a DO-35 glass axial leaded package. It provides a nominal Zener voltage of 62 V at a test current of 20 mA with a maximum dynamic impedance of 7 Ohms. The device supports a maximum power dissipation of 500 mW and operates within a junction temperature range up to 175 °C. It features a standard voltage tolerance of ±5% and includes a cathode band for polarity identification.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation using a sharp reverse characteristic.
• Constructed with a metallurgically bonded glass case for durability.
• Designed for high stability and low reverse leakage current.

Single Zener Diodes Applications

• Voltage stabilization circuits
• Reference voltage sources
• Overvoltage protection

Single Zener Diodes Procurement Notes

Verify the specific part number against official manufacturer datasheets to confirm electrical parameters such as Zener voltage, tolerance, and package type. Ensure compliance with relevant environmental standards like RoHS before procurement. Cross-reference ordering suffixes carefully, as they may indicate variations in packaging or testing criteria that do not alter the fundamental component function.

Single Zener Diodes Selection Notes

Select this component based on the required nominal Zener voltage and power dissipation limits. Consider the operating ambient temperature and thermal resistance when designing the circuit layout. Verify that the maximum reverse leakage current and dynamic impedance meet the specific application requirements for precision and stability.

Single Zener Diodes Part Context

This component belongs to the 1N5221B-G through 1N5267B-G series of axial leaded glass Zener diodes manufactured by Comchip Technology. The series covers a wide range of Zener voltages from 2.4 V to 75 V, all sharing the same 500 mW power rating and DO-35 package form factor.

Single Zener Diodes Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.

Single Zener Diodes FAQ

What is the maximum power dissipation of the 1N5263B-G?

The maximum power dissipation is 500 mW at an ambient temperature of 25 °C.

How is the polarity indicated on the 1N5263B-G?

Polarity is indicated by a cathode band on the glass body.