1N5248D

Single Zener Diodes Overview

The Microchip Technology 1N5248D is a single unidirectional Zener diode constructed from silicon. It features a nominal voltage of 18V with a tolerance of ±1%. The device has a maximum power dissipation of 0.5W and operates within a temperature range of -55°C to +175°C. It is housed in a DO-204AH (DO-35) glass axial-lead package with two terminals.

Single Zener Diodes Feature Summary

• Provides precise voltage regulation with tight ±1% tolerance
• Hermetically sealed glass construction for environmental protection
• Capable of operation at elevated temperatures up to 175°C

Single Zener Diodes Applications

• Voltage reference circuits requiring high precision
• Overvoltage protection in sensitive electronic systems
• Clamping applications in signal processing paths

Single Zener Diodes Procurement Notes

Verify the manufacturer marking matches Microchip Technology specifications. Confirm the package type is DO-204AH (DO-35). Ensure the tolerance suffix corresponds to the required ±1% accuracy. Check for hermetic sealing integrity if used in harsh environments.

Single Zener Diodes Selection Notes

Select this component when a stable 18V reference with minimal deviation is critical. The low leakage current and high thermal stability make it suitable for precision analog designs. Consider the axial lead format for through-hole mounting requirements.

Single Zener Diodes Part Context

This part belongs to the standard 1N52xx series of Zener diodes, widely used for general-purpose voltage regulation. The 1N5248D specifically targets applications needing tighter tolerances than standard commercial grades, offering reliability in military and industrial sectors.

Single Zener Diodes Replacement Considerations

Equivalent parts include MV1N5248E3-1 and MX1N5248B from Microsemi/Microchip, which share similar electrical characteristics but may differ in tolerance or packaging details. Verify pinout and thermal ratings before substitution.