PES331
3-Phase Brushless DC Motor Controller
10F-2, No. 1, Sec. 2, Dong-Da Road, Hsin-Chu 300, Taiwan, R.O.C.
TEL: 886-3-532-7598 +
Key Features:
Support 3-Phase Brushless DC motor with hall IC interface
Applications for electric screwdriver, electric drill and electric tooling Programmable motor phase sequence Automatically stop after lockup Re-lockup protection Over current protection
5V operating voltage
Pin Diagram and Pin Description
PWM_BH DIR_IN PWM_AL PWM_CL AVDD VDD HALL_A HALL_C NC2
PWM_CH PWM_BL PWM_AL START_IN
GND VBus AGND CUR_SEN
T_CMD NC1
HALL_B PES331(SSOP20-150mil)
Pin No. Pin Name I/O Description
1 PWM_CH Output C output signal to control the high side of motor driver
2 PWM_AL Output A output signal to control the low side of motor driver
3 PWM_BL Output B output signal to control the low side of motor driver 4
START_IN
Input
Start to operate
5 GND - Ground
6 AGND - Analog Ground
7 T_CMD Input Clutch signal Input to set the required torque 8
CUR_SEN
Input
Analog input to sense motor current
PES331
3-Phase Brushless DC Motor Controller
10F-2, No. 1, Sec. 2, Dong-Da Road, Hsin-Chu 300, Taiwan, R.O.C.
TEL: 886-3-532-7598 +
9
VBus
Input
Analog input to sense voltage
10 NC1 - No Connection 11 NC2 - No Connection 12 HALL_C Input Analog input to sense motor position C 13 HALL_B Input
Analog input to sense motor position B 14
HALL_A
Input
Analog input to sense motor position A
15 AVDD - Analog Power 16 VDD - Power 17 PWM_CL Output C output signal to control the low side of motor driver 18 DIR_IN Input Selection for clockwise or counterclockwise
19 PWM_AH Output A output signal to control the high side of motor driver 20 PWM_BH
Output
B output signal to control the high side of motor driver
Typical Application:。