
IC MTR DRV BIPOLAR 3.3-5V 20SOIC
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The TMC222-SI, manufactured by TRINAMIC, is a bipolar stepper motor driver integrated circuit fabricated in a 20-pin SOIC package. This IC operates within a supply voltage range of 3.3V to 5V, facilitating integration into low-voltage embedded systems. It incorporates internal current regulation circuitry, enabling precise control of stepper motor winding current and minimizing external component requirements. The TMC222-SI utilizes a chopper-stabilized driver stage, allowing for high-efficiency motor operation. Protection features include overcurrent and overtemperature shutdown, enhancing system reliability. The device is designed for applications requiring smooth and quiet stepper motor control, such as laboratory automation and precision positioning systems.