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240V AC-Input BLDC Motor Controller

Overview

Description

This design features an MCU optimized for single motor field-oriented control (FOC) of a BLDC motor. The MCU has a best-in-class built-in floating point unit (FPU) and various peripheral functions, allowing for a compact, low BOM cost motor controller board. This design is intended for an un-isolated environment where the user cannot make direct contact with the controller. The system offers remote control via an ultra-low power Wi-Fi + Bluetooth® Low Energy (LE) module, providing flexibility and advanced connectivity for modern industrial applications.

System Benefits​:

  • Easy integration of remote control via Wi-Fi or Bluetooth LE using pre-certified module
  • MCU integrates a 3-channel programmable gain amplifier (PGA), eliminating the need for external current sense amplifiers (CSAs)

Comparison

Applications

  • High-performance ventilators, where steady performance is needed
  • Slow turning ceiling fans

Winning Combinations Interactive Diagram

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Template 1 Connector 1.903 Connector Arrow.849 Connector 1.850 12V.851 12V 12V Connector Arrow Connector 1.808 3.3V 3.3V 3.3V Connected signals line.845 3.36V/18mAmax 3.36V/18mAmax 3.36V/18mAmax Connector Line Connector Line.448 Connector Line.449 Connector Line.737 Connector Line.738 Connector Line.739 Connector Line.725 Connector Line.729 Connector Line.730 EU094 EU094 EU094 Vertical Wire Bundle 2 2 2 Sheet.431 Vertical Wire Bundle.434 2 2 2 Sheet.436 Vertical Wire Bundle.442 2 2 2 Sheet.444 Half Bridge Driver Half-Bridge Driver Half-Bridge Driver Half Bridge-Driver Half-Bridge Driver Half-Bridge Driver Connector Arrow.445 Vertical Wire Bundle.453 2 2 2 Sheet.455 Vertical Wire Bundle.456 2 2 2 Sheet.458 Vertical Wire Bundle.459 2 2 2 Sheet.461 Vertical Wire Bundle.465 3 3 3 Sheet.467 Current Sense Current Sense Current Sense Connector Line.492 BLDC Motor Square.40 Inductor.10 Sheet.496 Sheet.497 Sheet.498 Inductor.14 Sheet.500 Sheet.501 Sheet.502 Inductor.18 Sheet.504 Sheet.505 Sheet.506 Dynamic connector Dynamic connector.27 Dynamic connector.25 Square Sheet.511 Square.41 Sheet.513 Sheet.514 Sheet.515 Vertical Wire Bundle.516 3 3 3 Sheet.518 BLDC Motor.520 BLDC Motor BLDC Motor MOSFET MOSFET MOSFET Sheet.561 Sheet.562 Sheet.563 Sheet.564 Sheet.565 Sheet.566 Sheet.567 Sheet.568 Sheet.569 Sheet.570 Sheet.571 Sheet.572 Sheet.573 Sheet.574 Sheet.575 Connect.576 Sheet.577 Sheet.578 Sheet.581 Sheet.582 Sheet.583 Sheet.584 Sheet.585 Sheet.586 Sheet.587 Sheet.588 Sheet.589 Sheet.590 Sheet.591 Sheet.592 Sheet.593 Sheet.594 Sheet.595 Connect.596 Sheet.597 Sheet.598 Sheet.600 Sheet.601 Sheet.602 Sheet.603 Sheet.604 Sheet.605 Sheet.606 Sheet.607 Sheet.608 Sheet.609 Sheet.610 Sheet.611 Sheet.612 Sheet.613 Sheet.614 Connect.615 Sheet.616 Sheet.617 Sheet.621 Sheet.622 Sheet.623 Sheet.624 Sheet.625 Sheet.626 Sheet.627 Sheet.628 Sheet.629 Sheet.630 Sheet.631 Sheet.632 Sheet.633 Sheet.634 Sheet.635 Connect.946 Sheet.637 Sheet.638 Sheet.640 Sheet.641 Sheet.642 Sheet.643 Sheet.644 Sheet.645 Sheet.646 Sheet.647 Sheet.648 Sheet.649 Sheet.650 Sheet.651 Sheet.652 Sheet.653 Sheet.654 Connect.655 Sheet.656 Sheet.657 Sheet.659 Sheet.660 Sheet.661 Sheet.662 Sheet.663 Sheet.664 Sheet.665 Sheet.666 Sheet.667 Sheet.668 Sheet.669 Sheet.670 Sheet.671 Sheet.672 Sheet.673 Connect.674 Sheet.675 Sheet.676 Ground Sheet.693 Sheet.694 Shunt Resistors Shunt Resistors Shunt Resistors Half Bridge Driver.695 Half-Bridge Driver Half-Bridge Driver Connector Line.721 Connector 1.160.722 Connector 1.723 Connector 1.724 Sheet.736 MCU MCU MCU Vcc Vcc Vcc PWM 1 PWM 1 PWM 1 PWM 2 PWM 2 PWM 2 PWM 3 PWM 3 PWM 3 PWM 3 (HZ).413 Analog In/Cop Analog In/Cop UART UART or SPI UART or SPI Analog In.732 Analog In Analog In GPIO GPIO GPIO Vertical Wire Bundle.744 2 2 2 Sheet.746 Sheet.761 Connector Line.749 Sheet.752 Resistor - Fixed.128 3.6 V 3.6V 3.6V Connector 1.160.757 Negative Power Rail Line.758 Line.759 Speed Speed Speed Connector Line.791 3.6V 3.6V 3.6V Connector 1.757 Diode - LED Sheet.783 Sheet.784 Sheet.785 Sheet.786 Sheet.787 Darlington.651 Sheet.789 Darlington.254 Low Iq LDO Low Iq LDO Low Iq LDO Buck Regulator Buck Regulator Buck Regulator 12V 12V 12V Connector 1.160.802 12 V 12V 12V 12Volt 12V 12V Connector Arrow.811 Connector 1.160.814 400V 400V 400V Connector 1.832 Connector 1.833 Connector 1.834 Connector Line.835 Antenna Sheet.838 Sheet.839 Sheet.840 Sheet.841 Sheet.842 Connected signals line 3.6V/280mAmax 3.6V/280mAmax 3.6V/280mAmax Bluetooth Low Energy + Wi-Fi Module Bluetooth Low Energy + Wi-Fi Module Bluetooth Low Energy + Wi-Fi Module Connector Line.847 Connector 1.853 12V.854 400V VDC 400V VDC Connector Arrow.855 Connector 1.856 Capacitor Polaized Sheet.864 Sheet.865 Sheet.866 Sheet.867 Connector Line.868 Ground.869 Sheet.870 Sheet.871 22µF 22µF 400V 22µF400V Sheet.897 Sheet.892 Bridge Rectifier Sheet.874 Sheet.875 Sheet.876 Sheet.877 Sheet.878 Sheet.879 Sheet.880 Sheet.881 Sheet.882 Sheet.883 Sheet.884 Sheet.885 Sheet.886 Sheet.887 Sheet.888 Sheet.889 Connector Line.890 Connector 1.160 Ground.893 Sheet.894 Sheet.895 Connector 1.160 Connector Line.898 Connector 1.160 240V 240V AC 240VAC Sheet.910 Fuse Sheet.912 Sheet.913 Sheet.914
Exiting Interactive Block Diagram