The IPP65R420CFD is a CoolMOS™ CFD7 superjunction MOSFET from Infineon Technologies, designed to provide high efficiency and reliability in resonant switching topologies. This MOSFET is optimized for soft-switching applications, making it an excellent choice for power factor correction (PFC) stages, LLC converters, and other resonant converters.

Applications

• Lighting applications
• Server and telecom power supplies
• PC power supplies
• LCD and PDP TV power supplies
• Solar micro inverters

Features

• CoolMOS™ CFD7 Technology
• Integrated fast body diode
• Very low reverse recovery charge (Qrr)
• Optimized for resonant switching topologies
• Low on-resistance (Rds(on)) for reduced conduction losses
• High body diode ruggedness
• Pb-free lead plating; RoHS compliant

Benefits

• Increased system efficiency in resonant switching applications
• Reduced EMI due to fast body diode and low Qrr
• Improved light load efficiency
• Simplified design with integrated fast body diode
• Enhanced reliability due to robust body diode
• Cost-effective solution for high-efficiency power supplies

Technical Specifications

The IPP65R420CFD features a drain-source voltage (Vds) of 650V and a continuous drain current (Id) of up to 9.9A (depending on cooling conditions). The on-resistance (Rds(on)) is typically 0.42 Ohms. The integrated fast body diode significantly reduces reverse recovery charge, minimizing switching losses. The device is available in a TO-220 package and operates over a temperature range of -55°C to +150°C. It is well-suited for applications demanding high efficiency and robust performance in resonant topologies.