1N5073SM

Single Zener Diodes Overview

The 1N5073SM is a single Zener diode manufactured by Microchip Technology, designed for surface-mount applications. It features an 18 V nominal Zener voltage with a ±5% tolerance and a maximum power dissipation of 3 W. The device is housed in an SQ-MELF (A) package. Key electrical characteristics include a maximum Zener impedance (Zzt) of 8 Ohms and a reverse leakage current of 5 µA at 13.7 V. This component serves as a voltage regulator within discrete semiconductor product categories.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation with an 18 V nominal breakdown voltage
• Supports high power dissipation up to 3 W for robust performance
• Utilizes SQ-MELF surface-mount packaging for compact integration

Single Zener Diodes Applications

• Voltage regulation circuits
• Discrete semiconductor protection
• Surface-mount electronic assemblies

Single Zener Diodes Procurement Notes

Verify the specific manufacturer documentation for the 1N5073SM to confirm exact specifications and availability status. Ensure compatibility with SQ-MELF mounting requirements. Cross-reference official datasheets from Microchip Technology or authorized distributors to validate electrical parameters such as Zener voltage and power ratings before procurement.

Single Zener Diodes Selection Notes

Select the 1N5073SM when an 18 V Zener reference with 3 W power handling is required in a surface-mount form factor. Consider the ±5% tolerance and 8 Ohm impedance limits for circuit stability. The SQ-MELF package dictates board layout constraints. Verify thermal management capabilities align with the 3 W dissipation rating in the final application environment.

Single Zener Diodes Part Context

This component belongs to the category of single Zener diodes produced by Microchip Technology. It is classified under discrete semiconductor products specifically designed for voltage regulation tasks. The SQ-MELF package type indicates a specialized surface-mount footprint distinct from through-hole alternatives, targeting modern PCB assembly processes.

Single Zener Diodes Replacement Considerations

Consult official substitution lists from Microchip Technology for verified equivalents. Ensure any replacement maintains the 18 V Zener voltage, 3 W power rating, and SQ-MELF package dimensions. Verify that impedance and leakage current specifications meet the original design requirements.