STEPPER motor CONTROLLER, 2.65 A, PSIP12 Aluminum Polymer Radial Lead Capacitor; Capacitance: 1800uF; Voltage: 2.5V; Case Size: 8x9 mm; Packaging: Bulk 两相步进电机驱动器(方波驱动)输出电流:1.8 Unipolar Fixed-Current Chopper (Self-Excited PWM) Scheme and Built-in phase Signal Distribution ic Two-phase Stepping motor driver (Square Wave drive) Output Current: 1.8 A