PM25RSB120

Overview

The Powerex PM25RSB120 is an Intellimod™ Intelligent Power Module featuring a three-phase inverter and brake circuit. It integrates IGBTs and free-wheel diodes rated for 25 Amperes continuous collector current and 1200 Volts collector-emitter voltage. The module includes built-in control circuits providing gate drive, short circuit protection, over-current detection, over-temperature shutdown, and under-voltage lockout. Designed for power switching applications up to 20 kHz, it offers isolation voltages of 2500 Volts AC.

Feature Summary

• Integrated intelligent control sector with complete gate drive and protection logic for IGBT and free-wheel diode devices
• Built-in fault monitoring including short circuit, over-current, over-temperature, and under-voltage protection mechanisms
• High isolation voltage capability ensuring safety between power and control circuits
• Compact design combining three-phase inverter output with a dedicated brake sector

Applications

• Inverters
• UPS systems
• Motion and servo control drives
• Power supplies

Procurement Notes

Verify the specific part number PM25RSB120 against official Powerex documentation to confirm availability and revision status. Ensure that the mounting torque specifications for M4 screws are strictly followed during installation to maintain thermal performance and mechanical integrity. Confirm that the operating junction temperature remains within the specified -20°C to 150°C range for reliable operation.

Selection Notes

Select this module for applications requiring integrated protection and drive capabilities in a compact form factor. Consider the 25A continuous current rating and 1200V blocking voltage when designing the power stage. Evaluate the thermal resistance characteristics and ensure adequate heatsinking to manage junction temperatures. Verify compatibility with the recommended supply voltages and input signal thresholds for the control sector.

Part Context

This component belongs to the Powerex Intellimod™ series of intelligent power modules. These modules are designed to simplify power switching designs by integrating power devices with control electronics. The PM25RSB120 specifically targets three-phase applications with additional braking functionality, offering a complete solution for motor control and power conversion systems.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided datasheet.

FAQ

What protection features are included in the control sector?

The control sector provides short circuit protection, over-current detection, over-temperature shutdown, and under-voltage lockout.

What is the maximum PWM input frequency supported?

The module supports PWM input frequencies up to 20 kHz.

What is the isolation voltage rating?

The module has an isolation voltage rating of 2500 Volts AC for 1 minute at 60Hz sinusoidal.