83CNQ080SMS2

Overview

The 83CNQ080SMS2 is a Schottky diode array manufactured by SMC Diode Solutions. It features a dual common cathode configuration designed for high-efficiency rectification applications. The device supports a maximum repetitive peak reverse voltage of 80 V and provides an average forward current rating of 80 A per element. It utilizes the PRM2-SM through-hole package, which incorporates high-purity epoxy encapsulation to ensure mechanical strength and moisture resistance. The component is rated for junction temperatures up to 150 °C, offering robust thermal performance in demanding power supply environments.

Feature Summary

• Dual common cathode Schottky barrier rectifier configuration
• Low forward voltage drop for enhanced efficiency
• High-temperature operation capability up to 150 °C
• Robust epoxy encapsulation for mechanical integrity

Applications

• DC-to-DC converter modules
• Free-wheeling rectification in switching power supplies
• Polarity protection circuits
• General-purpose low-voltage high-current rectification

Procurement Notes

Verify the specific ordering suffix SMS2 against the manufacturer's official documentation to confirm pinout compatibility and package dimensions. Ensure that the procurement channel provides valid traceability data. Cross-reference the RoHS compliance status with the latest datasheet revision. Confirm that the supplier offers genuine components from SMC Diode Solutions or authorized distributors to avoid counterfeit parts.

Selection Notes

Select this component when designing circuits requiring high current handling at low voltage levels. The 80 A rating and 80 V breakdown voltage define the operational limits. Consider the thermal management requirements associated with the PRM2-SM package. Evaluate the forward voltage characteristics against system efficiency targets. Ensure the application environment supports the specified 150 °C junction temperature limit.

Part Context

This part belongs to the CNQ series of Schottky rectifiers from SMC Diode Solutions. The series is characterized by silicon carbide Schottky technology, which provides superior switching performance compared to standard silicon diodes. The 83CNQ variant specifically denotes a dual common cathode arrangement within this product line, intended for bridgeless PFC and synchronous rectification topologies.

Replacement Considerations

Direct substitutes include other 80V 80A dual common cathode Schottky arrays from compatible manufacturers. Verify electrical parameters such as forward voltage and reverse leakage current. Check mechanical footprint compatibility with the PRM2-SM package. Review thermal resistance specifications to ensure equivalent heat dissipation capabilities.