1N5250

Single Zener Diodes Overview

The Microchip Technology 1N5250B is a single Zener diode with a nominal voltage of 20 V and a power dissipation rating of 500 mW. It features a 5% voltage tolerance, a maximum reverse leakage current of 100 nA, and a Zener impedance of 25 Ohms at a test current of 6.2 mA. The device operates within a temperature range of -65°C to +200°C and utilizes a DO-35 glass axial-lead package.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation in the 20 V range for circuit protection and reference applications.
• Utilizes a hermetically sealed glass axial-lead construction for reliable performance in harsh environments.
• Offers tight voltage tolerance specifications for precision analog signal conditioning.

Single Zener Diodes Applications

• Voltage regulation in power supply circuits
• Overvoltage protection for sensitive electronic components
• Reference voltage generation in measurement instrumentation

Single Zener Diodes Procurement Notes

Verify the specific suffix (e.g., B) against design requirements to ensure correct voltage tolerance. Confirm package compatibility with PCB layout constraints. Check RoHS status if environmental compliance is mandatory. Validate thermal management capabilities for high ambient temperatures.

Single Zener Diodes Selection Notes

Select this component when a 20 V regulation point is required with moderate precision. Consider the DO-35 package size for through-hole mounting. Evaluate the 500 mW power rating against expected surge currents. Compare leakage characteristics for low-power standby modes.

Single Zener Diodes Part Context

This part belongs to the widely used 1N52xx series of Zener diodes manufactured by Microchip Technology. The series covers a broad voltage range from 2.4 V to 200 V, offering standardized solutions for various industrial and commercial applications. The 1N5250 variant specifically targets the 20 V segment of this portfolio.

Single Zener Diodes Replacement Considerations

Equivalent parts include the MSP1N5250BTR-1 and MX1N5250E3-1 from Microsemi/Microchip, which share similar electrical characteristics and DO-35 packaging. Verify pinout and tolerance specifications before substitution.