Second Generation BLDC Development Board -- HT66FM5230

Second Generation BLDC Development Board
HT66FM5230
Characteristics
 BLDCM Flash MCU : HT66FM5230 / HT66FM5240
 Human Machine Interface : VR stepless speed control / PWM CMD speed
control
 Input Power
◆
◆
DC 18V ~ 48V
AC 85V ~ 230V at Max. 200W
 Square wave Hall Sensor / Square wave Hall Sensorless / Sine-wave Hall
Sensor Solutions
 Over Current, Over Voltage, Motor Stall Protection, etc
 PCB Solution : Combination of three boards ‒ Power board, MCU board and
Sensorless board
MCU Board
Power Circuit
MCU Interface
Driving Circuit
Hall sensor or Hall
Sensorless Selection
Three sets of high
voltage IGBTs
Sensorless
Board
AC 85V ~ 230V,
DC 18V ~ 48V
Motor : U, V, W
System Block Diagram
Three Phase BLDC Hall Sensor Solution (VB=24V)
Motor
U/V/W
Three Phase BLDC Sensorless Solution (VB=24V)