BLDC Kitchen Extractor ‒ Sine-wave Control -- HT66FM5230

BLDC Kitchen Extractor ‒ Sine-wave Control
HT66FM5230
Characteristics
 BLDCM ASSP Flash MCU : HT66FM5230
 Human Machine Interface : VR controls speed
 Input Power : AC 220V / 110V @ Max. 250W
 Solutions
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Power : AC 220V / 110V to DC 300V / 155V
Motor drive control : SVPWM Sine-wave Control Hall Sensor Solution
Motor speed control : VR stepless speed control
Speed : 700rpm ~ 2100rpm
 PCBA Solution
Motor : U, V, W
High Voltage IPM
Human Machine
VR Interface
Motor : U, V, W
HT66FM5230
AC 220V / 110V
300V / 155V to 15V
AC 220V / 110V to DC 300V / DC155V
System Block Diagram
Three Phase BLDC Hall Sensor Solutions
AC220V / 110V
L
N
+DC 300V / 155V
Bridge
Rectifier
VI
BUCK
VO
+15V
VI
GND
VO
+5V
GND
+15V
+5V
7805
+300V / 155V
Motor
VDD/AVDD
Hall O/P
VB Voltage Detect
Speed Control
Speed Out
C1+/HA/IO
C2+/HB/IO
C3+/HC/IO
AN0/IO
HT66FM5230
(20SSOP)
AT/IO
AB/IO
BT/IO
BB/IO
CT/IO
CB/IO
IPM
AN1/TCK/IO
SCK/IO
SDA/IO
IS/AN2/IO
VSS/AVSS
RS
Hall O/P (x3)
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