AOK40B120P1

Overview

The AOK40B120P1 is a 1200V, 40A Alpha IGBT module featuring an integrated anti-parallel diode. It utilizes advanced Alpha IGBT technology to achieve very low collector-emitter saturation voltage and high short-circuit ruggedness. The device supports a maximum junction temperature of 175°C and offers easy paralleling capability with low gate charge. Key electrical parameters include a VCE(sat) of 1.83V at TJ=25°C and a continuous collector current of 40A at TC=100°C. The integrated diode provides soft and fast recovery characteristics, making it suitable for hard switching converters.

Feature Summary

• Advanced Alpha IGBT technology providing very low VCE(sat) and high efficiency in hard switching applications
• Integrated anti-parallel diode with soft and fast recovery characteristics to minimize switching losses
• High short-circuit ruggedness ensuring robust operation under fault conditions
• Low gate charge and very low turn-on EMI facilitating easier drive circuit design

Applications

• Industrial UPS systems
• Motor drives
• Solar inverters
• Welding converters

Procurement Notes

Verify the specific ordering suffix against official Alpha & Omega Semiconductor documentation to confirm package type and tape/reel specifications. Ensure compliance with RoHS standards and lead-free requirements as stated in the datasheet. Confirm that the intended application does not involve life support devices or critical systems without explicit authorization from the manufacturer.

Selection Notes

Select this component for high-power applications requiring high voltage blocking and significant current handling capabilities. Consider the thermal resistance values and derating curves when designing heat sinks for continuous operation at elevated case temperatures. Evaluate the switching energy parameters relative to the desired switching frequency and gate resistance to optimize system efficiency.

Part Context

This part belongs to the Alpha IGBT product line from Alpha & Omega Semiconductor, designed for industrial power conversion. It represents a discrete module solution integrating both the switching transistor and the freewheeling diode in a single TO-247 package. The series focuses on improving efficiency and reducing electromagnetic interference in medium to high-power electronic equipment.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify pinout compatibility and thermal characteristics if considering alternative manufacturers' IGBT modules with similar voltage and current ratings.