Efficient Performance: Equipped with a dual-channel H-bridge driver, this motor driver board ensures high efficiency. It features a large capacity filter capacitance and afterflow protection diode, enhancing stability and reliability for various applications. Enhanced Heat Dissipation: This upgraded motor driver module includes a heat sink to improve heat management. Additionally, it incorporates a current detection circuit to facilitate a perfect PID closed-loop design, optimizing performance. High-Speed Switching Capability: Designed to meet the demands of general motors which require a 60kHz PWM frequency, this board boasts a 200kHz high-speed switch, making it ideal for high-performance motor control. Versatile Usage: This motor driver board is versatile enough for controlling toy car motors, semiconductor refrigeration, DC motors, and electromagnetic deflection coil control, making it a suitable choice for various electronic projects. Adaptable Voltage Range: Capable of handling high current overloads, this board includes a brake function for quick motor stops. It operates effectively with a single power source input voltage range from 3 to 15V, maintaining functionality even when a 12V battery's voltage drops as low as 3V. Rated voltage: 5-12 V/DC (14.6V max.) Quiescent Current: 0026 ; 30mA ± 5mA Operating current: 0A-30A per channel Max. Internal (per channel): 12mΩ Loading impedance: 200kHz PWM Control Duty Cycle: 0% ~ 98% Recommended Frequency: 1. Normal Motor: 16 KHZ 2. motor: 80 KHZ 3. Semi-conductor Cooling: 500hz ~ 80kHz Input voltage: 1. Lowest voltage level: 0 to 5V 2. Highest voltage level: 2.5-13 V (the board supports typical 3.3 V, 5 V, 12 V) Sampled output current: Current output current sampling for single chip microcontrollers sampling to do processing current limiting. CT Output voltage (V) = Current (A) x 0.155 Size: 7.2 x 5.7 x 2 cm/2.83 x 2.24 x 0.78 " Color: As Shown Material: PCB Package Contents: 1 x Motor Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.