IRMCK201
Description
IRMCK201 is a complete AC servo motor control IC. It contains closed loop current control for sinusoidal AC current, and closed loop velocity control based on encoder position feedback interface.
Key Features
- Complete closed loop current control (Synchronously Rotating Frame Field Orientation) Versatile Space Vector PWM Direct interface to IR2175 current sensing high voltage IC Direct Encoder interface with multiplexed/nonmultiplexed Hall A/B/C signals Direct interface to IR213x 3-phase gate driver IC Closed loop velocity control Product Summary Max. Clock Input (Sysclk) Max. PLL clock for current feedback 33.3 MHz 133.3 MHz Closed loop current control computation time 6 µsec max Closed loop current loop bandwidth (-3 dB) Closed loop velocity loop update rate PWM carrier frequency 5.5 kHz 5 / 10 kHz 83.3 kHz max 12 bit calibrated 8 MHz PWM counter resolution Configurable architecture o Supports AC PM motor or Induction motor Current feedback temp drift/offset o Closed loop or open loop control Asynchronous serial communication interface (RS232C, RS422) Fast SPI interface 4 channel 12-bit A/D interface with simultaneous sample/hold 8-bit parallel bus interface for microcontroller expansion (supports most 8-bit microprocessors) Integrated brake IGBT control ServoDesigner TM Max SPI clock Package: QFP100 (Configuration Tool) available
