1N5250A

Single Zener Diodes Overview

The Microchip Technology 1N5250A is a single Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 18 V with a tolerance of 5%. The device operates in an axial DO-35 package and dissipates up to 500 mW of power. Key electrical parameters include a maximum reverse leakage current of 100 nA, a Zener impedance of 16 Ohms at the test current of 7.4 mA, and a forward voltage of 1.1 V. The component supports a wide operating temperature range from -65°C to +200°C, with a voltage temperature coefficient of 0.082 %/°C.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation through precise Zener breakdown characteristics.
• Capable of operation across extreme industrial temperature environments.
• Offers low leakage current for efficient circuit performance.

Single Zener Diodes Applications

• Voltage reference circuits
• Overvoltage protection
• Clamping applications

Single Zener Diodes Procurement Notes

Verify the specific suffix designation against official Microchip documentation to confirm exact tolerance and packaging specifications. Ensure compatibility with existing board layouts regarding the axial DO-35 footprint. Confirm thermal management requirements align with the 500 mW dissipation rating under expected operating conditions.

Single Zener Diodes Selection Notes

Select this component when a precise 18 V regulation point is required within a standard axial form factor. Consider the 5% tolerance and 16 Ohm impedance for accuracy-sensitive designs. Evaluate the high maximum junction temperature capability for harsh environment deployments where standard silicon limits may be exceeded.

Single Zener Diodes Part Context

This part belongs to the 1N52xx series of Zener diodes manufactured by Microchip Technology. The series provides various voltage options in standardized packages for general-purpose discrete semiconductor applications. These components are widely utilized in power supplies and signal conditioning circuits requiring reliable voltage clamping or referencing.

Single Zener Diodes Replacement Considerations

Cross-reference with other manufacturers offering 1N5250A equivalents. Verify that substitute parts match the 18 V Zener voltage, 500 mW power rating, and DO-35 package dimensions to ensure mechanical and electrical interchangeability without redesigning the host circuit.