Is it possible to use ULN2003 to drive a big common cathode 7-segment?

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kevin_rimer

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Is it possible to use ULN2003 to drive a big common cathode 7-segment?
I am using a 12 volt big seven segment common cathode display. Can anyone help me? Thanks!
 
kevin_rimer said:
Is it possible to use ULN2003 to drive a big common cathode 7-segment?
I am using a 12 volt big seven segment common cathode display. Can anyone help me? Thanks!
Click to expand...

hi,

How are you driving the anodes of the individual LED's.
 
kevin_rimer said:
Is it possible to use ULN2003 to drive a big common cathode 7-segment?
I am using a 12 volt big seven segment common cathode display. Can anyone help me? Thanks!
Click to expand...

The ULN2003 is open-collector. You would need a 12V output to drive the LEDs unless you tied the cathode to a negative voltage source.
 
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