Confused about sinking and sourcing when using digital I/O in DC circuits? 

Judging by the response to our past blog posts on this issue, many people are. So we've pulled together a lot of practical information and put it into a short new technical note.

The tech note:

• Defines sinking and sourcing
• Shows system wiring examples  
• Gives you a little historical background on PNP and NPN devices
• Describes when and why to choose sinking over sourcing, or vice versa
• Includes wiring diagrams

Get the Sinking or Sourcing Technical Note, and get your questions answered.