APTGT400A120G

Overview

The APTGT400A120G is a dual IGBT power module manufactured by Microchip Technology, designed for high-power switching applications. It operates with a maximum collector-emitter voltage of 1200 V and delivers a continuous collector current of 350 A at 25°C. The device features a low saturation voltage of 1.7 V and supports a maximum power dissipation of 1.785 kW. Packaged in the SP6 form factor with screw mount installation, it functions within an operating temperature range of -40°C to +100°C.

Feature Summary

• Dual IGBT configuration integrated into a single compact package
• High voltage tolerance suitable for demanding industrial environments
• Optimized thermal performance through robust power dissipation capabilities

Applications

• Industrial motor drives and inverters
• Uninterruptible power supply systems
• High-frequency welding equipment

Procurement Notes

Verify component authenticity against official Microchip Technology documentation before integration. Confirm that the specific part number matches project requirements regarding electrical ratings and physical dimensions. Ensure compliance with RoHS directives as indicated in manufacturer specifications. Validate supplier credentials to prevent counterfeit components from entering the supply chain.

Selection Notes

Select this module when designing circuits requiring 1200 V blocking capability and substantial current handling. The SP6 package facilitates efficient heat transfer to cooling systems. Evaluate gate drive requirements against the specified 20 V maximum rating. Consider the thermal resistance characteristics to ensure adequate heatsinking for sustained operation at rated currents.

Part Context

This component belongs to the APTGT series of high-speed IGBT modules from Microchip Technology. These modules utilize advanced silicon technology to balance switching speed and conduction losses. The series is engineered for reliability in harsh electrical conditions, providing consistent performance across varying load profiles and temperature extremes typical in power electronics.

Replacement Considerations

Direct substitutes must match the 1200 V rating, 350 A current capacity, and SP6 package footprint. Verify pin compatibility and thermal interface specifications. Cross-reference datasheets for equivalent switching times and saturation voltages to ensure circuit stability without modification.