83CNQ080S2

Overview

The 83CNQ080S2 is a dual common cathode Schottky rectifier manufactured by SMC Diode Solutions. It features an 80-volt maximum repetitive peak reverse voltage and an average forward current rating of 3 amperes per diode. The device utilizes a Super Barrier Rectifier technology to minimize forward voltage drop and switching losses. It is housed in a TO-263AB (D2PAK) surface-mount package, designed for high-efficiency power conversion applications requiring low thermal resistance and robust performance.

Feature Summary

• Dual common cathode configuration for efficient bridge or synchronous rectification topologies
• Super Barrier Rectifier technology ensures ultra-fast switching speeds and minimal reverse recovery charge
• Low forward voltage characteristic reduces conduction losses and improves overall system efficiency
• Surface-mount D2PAK package provides reliable thermal dissipation and automated assembly compatibility

Applications

• DC-DC converters in telecommunications equipment
• Power factor correction circuits in industrial power supplies
• Free-wheeling diodes in motor drive systems
• Reverse polarity protection in automotive electronics

Procurement Notes

Verify the exact suffix designation against the manufacturer's latest datasheet to confirm pinout and packaging variations. Ensure that the ordering code matches the specific thermal and electrical requirements of your design. Cross-reference with authorized distributors to confirm authenticity and traceability documentation availability before finalizing procurement orders.

Selection Notes

Select this component when designing circuits requiring a dual common cathode arrangement with low forward voltage drop. Consider the thermal management capabilities of the D2PAK package for high-current applications. Evaluate the 80V rating against the maximum transient voltages present in the target circuit to ensure adequate safety margins during operation.

Part Context

This component belongs to SMC Diode Solutions' Super Barrier Rectifier family, which combines the advantages of traditional Schottky diodes with improved ruggedness. The 83CNQ series specifically addresses the need for high-frequency switching applications where efficiency and speed are critical. It serves as a modern alternative to standard silicon rectifiers in compact power supply designs.

Replacement Considerations

Consult official substitution guides for equivalent dual Schottky rectifiers with matching voltage and current ratings. Verify pin compatibility and thermal characteristics before replacing existing components in established designs to ensure circuit stability and performance consistency.