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IR2238Q Datasheet 3-PHASE AC Motor Controller

Manufacturer: International Rectifier (now Infineon)

General Description

The IR2238Q is a high voltage, 3-phase IGBT driver best suited for AC motor drive applications.

Integrated desaturation logic provides all mode of overcurrent protection, including ground fault protection.

Soft shutdown is predominantly initiated in the event of overcurrent followed by turn-off of all six outputsf.

Overview

Data Sheet No.

PD60229 IR2238Q.

Key Features

  • 3-PHASE AC Motor Controller IC.
  • Floating channel up to +1200V.
  • “soft” over-current shutdown turns off output.
  • Integrated desaturation circuit.
  • Two stage turn on output for di/dt control.
  • Integrated brake IGBT driver with protection.
  • Voltage feedback sensing function.
  • Separate pull-up/pull-down output drive pins.
  • Matched delay outputs.
  • Under voltage lockout with hysteresis band.
  • Programmable deadtime.