Infineon MCU Motor Drive Application
Infineon MCU Motor Drive Application e-Seminar April 2011 Agenda BLDC Motor Drive & MCU Rules Infineon MCU Key Features for Motor Drive Reference Solutions & Application Kits Summary Copyright © Infineon Technologies 2011. All rights reserved. Page 2 BLDC Motor Drive & MCU Rules BLDC Motor Applications Copyright © Infineon Technologies 2011. All rights reserved. Page 3 BLDC Motor Drive & MCU Rules Addressing the Market Trends and Needs Load Control MCU Application Behaviour Scheme Feature Highest XE166 GP inverter, dynamic load Direct Elevator, respone, Torque Spindle drive, accurate • 16bit positioning, • MAC unit Transportation high speed Resolver • 2 x ADC Assembly Lines FOC • 4 x CCU6 PLC, Servo, CNC machine Dynamic load Encoder response FOC Air-con Zero speed Sensorless compressor, high control performance pump FOC HVAC fan, Sensorless domestic heating low noise, FOC XC800 pumps, valve variable load, variable speed control • 8bit Sinusoidal • MDU+Cordic • 1 x CCU6 Hall consumer fan, • 1 x ADC pump, eBike, variable speed, Sensorless simple sewing known load dynamics (look Block machine up table) Commutation Copyright © Infineon Technologies 2011. All rights reserved. Page 4 BLDC Motor Drive & MCU Rules BLDC Motor Type Copyright © Infineon Technologies 2011. All rights reserved. Page 5 BLDC Motor Drive & MCU Rules BLDC Driver Key Design Issues Sensor or Sensorless 6-Step or Vector Control Shoot through current Current Measurement MOSFET/IGBT Protection Current and Voltage Rating EMI Copyright © Infineon Technologies 2011. All rights reserved. Page 6 BLDC Motor Drive & MCU Rules Motor Driver Block Diagram Power Circuit Bridge Driver 3 Phase Motor Position Sensor Transceiver Motor Current Signal Conditioning Microcontroller Copyright © Infineon Technologies 2011.
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