1N5264B

Single Zener Diodes Overview

The Microchip Technology 1N5264B is a 0.5 W glass axial-lead Zener diode in a DO-35 package. It provides a nominal Zener voltage of 60 V with a ±5% tolerance. The device operates within a temperature range of -65°C to +175°C and features a maximum reverse current of 140 µA at 50 V. Electrical characteristics include a test current of 2.1 mA, a Zener impedance of 170 Ω at the test point, and a positive voltage temperature coefficient of +0.097 %/°C.

Single Zener Diodes Feature Summary

• Hermetically sealed glass axial-lead construction for reliable operation
• Regulates voltage across a broad operating current and temperature range
• Minimal capacitance suitable for high-frequency applications
• Inherently radiation hard per MicroNote 050

Single Zener Diodes Applications

• Voltage regulation circuits
• Reference voltage sources
• Overvoltage protection

Single Zener Diodes Procurement Notes

Verify the specific suffix requirements against the datasheet before ordering. Confirm that the component meets the necessary military screening levels if applicable, as these require specific prefixes. Ensure the lead length matches the thermal resistance calculations provided in the mechanical specifications.

Single Zener Diodes Selection Notes

Select this component when a precise 60 V reference is required in an axial-lead form factor. Consider the positive temperature coefficient for thermal stability analysis. Verify that the power dissipation limits are respected under the expected ambient conditions and mounting configurations.

Single Zener Diodes Part Context

This part belongs to the 1N5221 through 1N5281B series of 0.5 W Zener voltage regulators. The series offers a wide selection of voltages from 2.4 V to 200 V. Standard JEDEC registration applies, with options for tighter tolerances and various screening levels available through specific ordering suffixes.

Single Zener Diodes Replacement Considerations

Direct replacements include other manufacturers' 1N5264B equivalents. Surface mount equivalents are available in the MLL5221 to MLL5281B series using the DO-213AA MELF package.