![STMicroelectronics - ULN2003A Darlington Transistor Array, NPN, 8, 50V, DIP (10 pieces): Amazon.com: Industrial & Scientific STMicroelectronics - ULN2003A Darlington Transistor Array, NPN, 8, 50V, DIP (10 pieces): Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/41S1slCYC-L._AC_UF1000,1000_QL80_.jpg)
STMicroelectronics - ULN2003A Darlington Transistor Array, NPN, 8, 50V, DIP (10 pieces): Amazon.com: Industrial & Scientific
![The standard ULN2003A darlington transistor array for the 28byj-48 stepper motor only uses 4 pins of the seven available on the ULN2003A can I use two ULN2003A to drive three stepper motors? The standard ULN2003A darlington transistor array for the 28byj-48 stepper motor only uses 4 pins of the seven available on the ULN2003A can I use two ULN2003A to drive three stepper motors?](https://preview.redd.it/the-standard-uln2003a-darlington-transistor-array-for-the-v0-p5jbw6jiu4fa1.png?width=260&format=png&auto=webp&s=f0019850c743e7cd4d26e5524e4b0022b46ec2eb)
The standard ULN2003A darlington transistor array for the 28byj-48 stepper motor only uses 4 pins of the seven available on the ULN2003A can I use two ULN2003A to drive three stepper motors?
![Uln2803a Module High-voltage Outputs High-current Darlington Transistor Array Module Board - Replacement Parts - AliExpress Uln2803a Module High-voltage Outputs High-current Darlington Transistor Array Module Board - Replacement Parts - AliExpress](https://ae01.alicdn.com/kf/Hba3644b507104e86b89e92aba0e94673B/ULN2803A-module-high-voltage-outputs-high-current-Darlington-Transistor-Array-module-board.jpg)