F475R12KS4B11BOSA1

Overview

The F475R12KS4B11BOSA1 is a four-pack IGBT module in the EconoPACK™2 package, manufactured by Infineon Technologies. It features fast IGBT2 technology designed for high-frequency switching applications. The module provides a collector-emitter voltage rating of 1200 V and a nominal continuous DC collector current of 75 A at a case temperature of 65 °C. It incorporates PressFIT contact technology and includes an integrated NTC thermistor for thermal monitoring. Key electrical parameters include a maximum repetitive peak collector current of 150 A, a typical saturation voltage of 3.2 V at 25 °C, and a short-circuit withstand capability of 450 A for up to 10 µs.

Feature Summary

• Fast IGBT2 technology optimized for high-frequency switching operations
• PressFIT contact technology enabling robust mechanical connection without soldering
• Integrated NTC thermistor for precise junction temperature monitoring
• High short-circuit capability supporting fault tolerance in industrial environments

Applications

• Inductive heating systems
• Welding equipment
• Uninterruptible Power Supply (UPS) systems

Procurement Notes

Verify the specific ordering suffix BOSA1 against official Infineon documentation to confirm exact packaging and variant specifications. Ensure compatibility with PressFIT mounting requirements and heatsink hole patterns as defined in application notes. Confirm RoHS compliance status and industrial qualification standards prior to integration into final designs.

Selection Notes

Select this module for applications requiring high switching frequencies and robust mechanical connections via PressFIT technology. Consider the 1200 V rating and 75 A continuous current capacity relative to thermal management constraints. Evaluate the integrated NTC sensor for thermal protection strategies and verify short-circuit withstand capabilities against system fault conditions.

Part Context

This component belongs to the EconoPACK™2 series from Infineon Technologies, utilizing IGBT2 Fast technology. It is part of the broader portfolio of industrial-grade power modules designed for efficiency and reliability. The module integrates four IGBT switches with anti-parallel diodes in a compact form factor suitable for various power conversion topologies.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Verify pinout compatibility and thermal resistance characteristics when considering alternative components from other manufacturers or different Infineon series.