Technical summary
BTS7960 H-Bridge 43A High-Power Motor Driver Module
Overview : this driver uses BTS7960 chips making up a fully driven high-power H-bridge driver module with thermal overcurrent protection. BTS7960 dual H-bridge control circuit, with powerful drive and braking, effectively isolating the microcontroller from the motor driver! High current 43A
Specifications:
BTS7960 high-current dual H-bridge driver (43A);
5V isolation from the MCU and effective MCU protection;
5V power indicator on the board;
Indication of the speed controller output end voltage;
Can solder a heatsink; pin
Definition:
1. RPWM: clockwise rotation pwm
2. lpwm: counterclockwise rotation pwm
3. r_en: clockwise rotation enable (active high)
4. l_fr: counterclockwise rotation enable (active high)
5. r_is: clockwise turn current warning (can be left floating)
6. l_is: counterclockwise turn current warning (can be left floating)
7. vcc: (5V)
8. GROUND
connections:
Method 1:
VCC: 5V from the microcontroller (MCU)
GND: microcontroller (MCU) ground
L_pwm: pwm or 5V from the microcontroller (MCU) to ccw (cw) turns
R_pwm: pwm or 5V from the microcontroller (MCU) to cw (ccw) turns
R_en and l_en: 5V from the microcontroller (MCU)
Method 2:
VCC: 5V from the microcontroller (MCU)
GND: microcontroller (MCU) ground
L_pwm: 5V between the microcontroller (MCU) and the ccw (cw) turns
R_pwm: 5V between the microcontroller (MCU) and the cw (ccw) turns
R_en and l_en: pwm from the microcontroller (MCU)
Only four MCU lines are needed for the driver module (gnd. 5V. PWM1. PWM2);
5V supply for the isolation chip (can be shared with the MCU 5V);
Size: 4*5*1.2cm;
Able to reverse the motor forward run, two PWM input frequencies up to 25 kHz;
Two heat flows through an error signal output;
5V supply isolated by chip (can be shared with the MCU 5V), can also use a built-in 5V supply;
The supply voltage 5.5V to 27V;
