The 40CTQ045SPBF is a dual common cathode Schottky Rectifier designed and manufactured by Vishay. It is designed for high-frequency switching power supplies, freewheeling diodes, OR-ing diode, and polarity protection applications.

Applications

• Switching power supplies
• Freewheeling diodes
• OR-ing diode
• Polarity protection
• DC-DC converters

Features

• Schottky Barrier Technology
• High Forward Surge Capability
• Low Forward Voltage Drop
• High Frequency Operation
• RoHS Compliant

Benefits

• Improved Efficiency: Low forward voltage drop minimizes power loss.
• High Reliability: High surge capability ensures robustness under transient conditions.
• Fast Switching Speed: Schottky technology allows for high-frequency operation.
• Environmentally Friendly: RoHS compliance ensures adherence to environmental regulations.
• Simplified Thermal Management: Lower power dissipation reduces the need for extensive heat sinking.

Additional Details

The 40CTQ045SPBF has a maximum repetitive peak reverse voltage of 45V and a forward current of 20A per diode (40A total). The operating junction temperature range is typically -55°C to +150°C. The device is typically supplied in a TO-220AB package. The SPBF suffix indicates a specific lead-free finish.