To a high degree better

Inge


----- Original Message ----- 
From: "John Burke" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Thursday, August 14, 2008 10:27 AM
Subject: Re: [TN] TG 130 or Tg 170 for ENIG


>I agree
>
>
>
> John Burke
>
> (408) 515 4992
> -----Original Message-----
> From: TechNet [mailto:[log in to unmask]] On Behalf Of Douglas O. Pauls
> Sent: Thursday, August 14, 2008 9:23 AM
> To: [log in to unmask]
> Subject: Re: [TN] TG 130 or Tg 170 for ENIG
>
> I don't know if it is a "standard practice", but I would certainly
> recommend it.  You need the extra margin that the higher Tg gives.
>
> Doug Pauls
>
>
>
>
> Lenny Carter <[log in to unmask]>
> Sent by: TechNet <[log in to unmask]>
> 08/14/2008 11:19 AM
> Please respond to
> TechNet E-Mail Forum <[log in to unmask]>; Please respond to
> Lenny Carter <[log in to unmask]>
>
>
> To
> [log in to unmask]
> cc
>
> Subject
> [TN] TG 130 or Tg 170 for ENIG
>
>
>
>
>
>
> Hey technetters- We adopted the ENIG finish for our RoHS compliant parts 2
> years ago.  We recently had discussions with our primary pcb vendor and
> they
> recommended we switch to a Tg170 FR4 material for our pcbs instead of our
> standard Tg130 we have been using for years.
> This recommendation was made because of the higher reflow temperatures
> necessary for the lead free process.
>
> Is this standard practice?  we are a little hesitant to make the switch as
> it would mean an approximate 5%price increase on all our pcbs.
>
> Any input is appreciated.
>
> thanks, Lenny Carter  ERG, Inc.   www.ergpower.com
>
>
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