KEA128-3-Phase Sensorless BLDC

Engineered for motor control using a six-step commutation process

概述

KEA128BLDC reference design
6-step communication BLDC motor control algorithm concept.
6-step communication BLDC motor control algorithm concept.

6-step communication BLDC motor control algorithm concept.

框图 类别 产品 特性
6-step communication BLDC motor control algorithm concept.
MCU
KEA: 超高可靠性KEA汽车微控制器(MCU)，基于Arm® Cortex®-M0+内核

Excellent EMC/ESD, high temperature, and low radiated emissions Scalable, highly robust performance solution for cost-sensitive automotive applications
Motor Driver
MC33937: 3相场效应晶体管预驱动器 Field Effect Transistor (FET) pre-driver designed for 3-phase motor control applications. The IC contains three High Side FET pre-drivers and three Low Side FET pre-drivers
MC33903: 第二代SBC带高速CAN和LIN Works as an advanced power management unit for the MCU and additional ICs.

Technical and Functional Specifications

KEA128

  • MCU with low-power Arm Cortex-M0+ core and 8–128 KB of embedded flash, excellent EMC/ESD, high temperature, and low radiated emissions.

MC33937

  • Field Effect Transistor (FET) pre-driver designed for three phase motor control. Contains 3 high side FET pre-driver ans 3 low side FET pre-drivers. Both 5.0 and 3.0 logic level inputs are accepted.

MC33903

  • Advanced power management unit for the MCU and additional integrated circuits such as sensors and CAN transceivers

Functionality

  • Sensorless control using the back-EMF zero-crossing detection.
  • Closed-loop speed control.
  • Dynamic motor current limitation.
  • DC-bus overvoltage, undervoltage, and overcurrent fault detection.

Interfaces

  • LIN & CAN connectivity support

Debugging

  • OpenSDA debug interface (including USB to UART bridge)

Application

  • Application built upon the functions provided by Automotive Math and Motor Control Library Set.
  • Integrated FreeMASTER run-time debugging tool for instrumentation/visualization.

购买

  • KEA128BLDCRD   Development

  • KEA128 Development Board for 3-phase sensorless BLDC
    • KEA128BLDCRD
    • 1 @ US
    • $199.00
    • 直接购买
    • 代理商

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