The ULN2003 Arrary contains 7 darlington transistors connected with common emitter.
There is even a base resistor included. You could choose which voltage level you desire, such as ULN2002, 2003 or 2004
The ULN2003 Arrary contains 7 darlington transistors connected with common emitter.
There is even a base resistor included. You could choose which voltage level you desire, such as ULN2002, 2003 or 2004