1. PWM Control: Supports pulse width modulation interface for precise speed and power control 2. Wide Application: Can be used in printers, industrial equipment, and mechatronic systems 3. Sensorless Current Regulation: Current can be adjusted without external resistors, simplifying design and enhancing stability 4. Multiple Protections: Built-in overcurrent, short-circuit, undervoltage, and overheat protection safe and stable operation of the equipment 5. Multi-Functional Drive: Suitable for DC motors, stepper motor windings, and other loads, meeting diverse application requirements Parameter: Operating voltage: DC 6.5-45V Control level: 3.3/5V Single H-bridge output current: 3.6A (default current threshold 2A) Typical RDS(on) (HS+): 565 m Product dimensions: 25.2 x 21.7 x 10 mm Module interface: 2.54 mm pitch solder holes Precautions: 1. Do not reverse the power supply, otherwise there is a risk of burning out the chip. 2. After receiving the module, please test that it is functioning properly before soldering. Color:As Shown Material:PCB Package Contents: 5 * 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.