1N5228/TR

Single Zener Diodes Overview

The Microchip Technology 1N5228/TR is a Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 3.9 V with a tolerance of 5%. The device operates in a DO-7 (DO-35-2) through-hole package and dissipates up to 500 mW. Key electrical parameters include a maximum reverse leakage current of 1 uA, a Zener impedance of 23 Ohms at a test current of 20 mA, and a forward voltage of 1.1 V. The component supports an operating temperature range from -65 C to +200 C.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation via Zener breakdown characteristics
• Capable of handling high thermal loads with extended temperature ratings
• Constructed with glass encapsulation for environmental protection

Single Zener Diodes Applications

• Voltage reference circuits
• Overvoltage protection stages
• Clipping and clamping applications

Single Zener Diodes Procurement Notes

Verify the specific suffix designation against official Microchip documentation to confirm packaging and testing standards. Ensure that the required Zener voltage tolerance aligns with circuit design constraints. Confirm availability status directly with authorized distributors as supply levels fluctuate. Validate compliance requirements such as RoHS status prior to integration into final assemblies.

Single Zener Diodes Selection Notes

Select this component when a precise 3.9 V reference is required within a standard axial leaded package. Consider the 5% voltage tolerance and 23 Ohm impedance for noise-sensitive designs. Evaluate the 500 mW power dissipation capability against expected thermal conditions. Ensure the through-hole mounting style matches the target PCB layout specifications.

Single Zener Diodes Part Context

This part belongs to the 1N52xx series of Zener diodes manufactured by Microchip Technology. The series offers various voltage options within a consistent physical form factor. These components are widely used in general-purpose electronics for basic voltage stabilization tasks.

Single Zener Diodes Replacement Considerations

Cross-reference with other manufacturers offering 3.9 V Zener diodes in DO-35 packages. Verify pinout compatibility and thermal performance equivalence before substitution.