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The CM75BU-12H is a power module manufactured by Powerex Inc., classified as an IGBT with a diode configuration. It features a maximum collector-emitter voltage (Vces) of 1200 V and a continuous collector current (Ic) of 75 A at a case temperature of 80°C. The module utilizes the POWIR 34 package, which supports flange mounting for efficient thermal management. Key electrical parameters include a typical saturation voltage (Vce(on)) of 1.90 V at 75 A and a short-circuit withstand time of at least 10 microseconds. The component is designed for high-efficiency switching applications.
Verify the specific manufacturing date code against the current product lifecycle status, as older batches may be subject to obsolescence notices. Confirm that the POWIR 34 footprint matches the target PCB or baseplate design. Ensure that gate drive circuitry is compatible with the specified UVLO thresholds and peak current requirements for reliable operation.
Select this component when a 1200 V rating is required for high-voltage DC bus applications. The 75 A current capacity suits moderate-power inverter stages. Consider the POWIR 34 package dimensions for thermal interface material selection. Verify that the operating junction temperature range aligns with the system's cooling capabilities and ambient conditions.
This module belongs to the POWIR series from Powerex, designed for industrial power conversion. It integrates N-channel IGBT technology with fast recovery diodes. The family emphasizes reliability in harsh environments through rigorous RBSOA testing. It serves as a core switching element in medium-power electronic drives and converters.
Cross-reference with other POWIR 34 packages offering similar 1200 V / 75 A ratings. Verify pinout compatibility before substitution. Check if alternative manufacturers offer equivalent thermal resistance and switching speed characteristics.