how's the pin configuration of the dc jack?

[MyMelon]

**broken link removed**

how's the pin configuration of the dc jack?
My input is 6-12v and i want to supply the breadboard with it. what pin i'm gonna use the positive and negative pins of jack. tnx

 

[Genovator]

Both negative pins disconnects when a jack is inserted. Pin 1 is negative....
see this..

http://www.escol.com.my/Datasheets_specs/DC Plug-Jack-dim.jpg

 

[manishanand14]

Below link gives you the datasheet of this type of connector.
https://www.sparkfun.com/products/119
Hope it helps.