PS21997-4A

Overview

The PS21997-4A is a Powerex Inc. Intelligent Power Module (IPM) belonging to the DIPIPM series, designed for three-phase inverter applications. It integrates IGBT power switches with dedicated driver circuits within a single PCB module package. The unit provides high-voltage isolation and protection features essential for motor control systems.

Feature Summary

• Integrates IGBTs and gate drivers into a compact three-phase configuration
• Provides electrical isolation between control and power sections
• Includes built-in protection mechanisms for system reliability

Applications

• Three-phase AC motor drives
• Industrial inverter systems
• Servo drive amplifiers

Procurement Notes

Verify the specific datasheet revision for the PS21997-4A to confirm exact pinout compatibility and thermal characteristics before integration. Ensure that the driving circuitry matches the required voltage levels and timing specifications defined by the manufacturer's official documentation for this component.

Selection Notes

Select this module when a compact solution for three-phase switching is required. Consider the thermal management requirements associated with the DIPIPM package style. Verify that the integrated protection features align with the safety standards of the target application environment.

Part Context

This component is part of Powerex's DIPIPM product line, which combines power semiconductors and control electronics. These modules are engineered to reduce board space and simplify the design of high-power conversion circuits compared to discrete component implementations.

Replacement Considerations

Consult official cross-reference lists from Powerex Inc. for verified substitutes. Do not assume functional equivalence with other IPM brands without validating pinouts and electrical parameters against the original datasheet.