15CTQ045S

Overview

The 15CTQ045S is a common cathode dual Schottky barrier rectifier manufactured by SMC Diode Solutions. This component integrates two independent Schottky diodes within a single surface-mount package, designed for high-efficiency power conversion applications. It features a repetitive peak reverse voltage rating of 45V and an average forward rectified current of 7.5A per diode, resulting in a combined 15A rating. The device utilizes low-profile packaging to facilitate automated assembly processes while maintaining robust thermal performance for demanding electronic circuits.

Feature Summary

• Common cathode configuration enabling efficient dual-rail or full-wave rectification topologies
• Schottky barrier technology providing ultra-fast switching speeds and minimal reverse recovery charge
• Low forward voltage drop characteristics that enhance overall system energy efficiency and reduce heat generation

Applications

• DC-DC converter modules requiring high efficiency and compact form factors
• Free-wheeling diodes in synchronous rectification circuits
• Power supply units for telecommunications and industrial equipment
• Battery charging circuits in portable electronic devices

Procurement Notes

Verify the specific suffix codes on the ordering information to ensure the correct tape and reel quantity matches your production requirements. Confirm that the lead time aligns with your manufacturing schedule before placing orders. Always request the latest datasheet from authorized distributors to validate pinout configurations and absolute maximum ratings against your design specifications.

Selection Notes

Choose this component when designing systems that require low forward voltage drops to minimize power loss at moderate current levels. Ensure the operating junction temperature range covers your application's thermal environment. Consider the package footprint constraints and verify that the thermal resistance values support your heatsinking strategy without exceeding maximum junction temperatures under peak load conditions.

Part Context

This part belongs to SMC Diode Solutions' series of surface-mount Schottky rectifiers designed for space-constrained electronics. The 15CTQ045S specifically addresses the need for high-current density solutions in modern power management architectures. Its construction supports reliable operation in environments where traditional through-hole components are impractical due to size or weight limitations.

Replacement Considerations

Consult official cross-reference guides for equivalent parts with matching voltage and current ratings. Verify that substitute components maintain identical pinout configurations and package dimensions to ensure compatibility with existing PCB layouts. Confirm that alternative manufacturers meet the same reliability standards and regulatory certifications required for your specific application.