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IRMCK203 Datasheet High Performance Sensorless Motion Controller

Manufacturer: International Rectifier (now Infineon)

Overview: Data Sheet No. PD60225 revA IRMCK203 High Performance Sensorless Motion Control.

General Description

IRMCK203 is a high performance digital motion control IC for Sensorless AC permanent magnet motor application.

Control is based on closed loop vector control for sinusoidal Back EMF motors.

With IRMCK203, the users can readily build a high performance Sensorless drive system without any programming effort and minimum start-up time.

Key Features

  • ! ! ! ! ! ! ! ! ! ! ! ! ! ! Complete Sensorless control IC for Permanent Magnet AC motors No phase voltage feedback sensing required Sinusoidal current waveform with Synchronously Rotating Frame closed loop current control High starting torque and smooth speed ramping Direct interface to IR2175 current sensing high voltage IC Auto Retry at startup with configurable starting torque Versatile loss minimization Space Vector PWM Serial communication interface (RS232C, RS422, SPI) 2 I C serial interf.

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