Don't forget VOLTAGE dictates trace spacing and AMPERAGE dictates trace width. You are on the
right track.

IDKitty6 wrote:

> Hello,
> I'm hoping someone can verify this for me.  In order to prevent arcing on a
> board  running 12-16vdc, 23 amps, to be used in external weather conditions,
> 95% humidity ( I don't know the temperature above ambient ), what should the
> minimun conductor width and spacing be?  According to IPC-D-275, the minimun
> conductor spacing should be 25 mils.  This seems so small to me, especially if
> the conductor width minimum is somewhere between 140-300 mils.  Can anyone
> give me a good guess on what to use?  Is 25 mils enough to prevent arcing
> here?
> Thank You So Much,
> Kitty Hines
>
> ################################################################
> DesignerCouncil E-Mail Forum provided as a free service by IPC using LISTSERV 1.8c
> ################################################################
> To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body:
> To subscribe:   SUBSCRIBE DesignerCouncil <your full name>
> To unsubscribe:   SIGNOFF DesignerCouncil
> ################################################################
> Please visit IPC web site (http://jefry.ipc.org/forum.htm) for additional information.
> For the technical support contact Dmitriy Sklyar at [log in to unmask] or 847-509-9700 ext.311
> ################################################################



--
Scott Buscomb, Senior Designer
[log in to unmask]
Techsonic Industries
1111 Alderman Dr. Ste. 250
Alpharetta, GA 30005
770 475-3020 ext.1032

################################################################
DesignerCouncil E-Mail Forum provided as a free service by IPC using LISTSERV 1.8c
################################################################
To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body:
To subscribe:   SUBSCRIBE DesignerCouncil <your full name>
To unsubscribe:   SIGNOFF DesignerCouncil 
################################################################
Please visit IPC web site (http://jefry.ipc.org/forum.htm) for additional information.
For the technical support contact Dmitriy Sklyar at [log in to unmask] or 847-509-9700 ext.311
################################################################