![ULN2003 five lines and four-phase stepper motor driver module driver board ULN2003 five lines and four-phase stepper motor driver module driver board](https://www.bifelectronic.com/2570-large_default/uln2003-five-lines-and-four-phase-stepper-motor-driver-module-driver-board.jpg)
ULN2003 five lines and four-phase stepper motor driver module driver board
1.On board ULN2003A motor driver chip.
2.Chip commonly used pin has led, convenient connection to use.
3.Pin 5 to 12 v power supply.
4.On board four-way signal lamp 4, the onboard XH - 5 p socket, can be connected directly to 28 byj - 48 models of stepper motor.
5.PCB board size: 21(mm) x15.5 (mm).