Hi Jackson,

  Using SACX0807, will this become best choice to replace SN100C in terms of 
both
  1)Pricing
  2)Joint finishing compare to SAC305

  Appreciate your sharing on the above matter.

  Rgds,
  Balan

  ----- Original Message ----- 
  From: "Jackson Chan" <[log in to unmask]>
  To: <[log in to unmask]>
  Sent: Sunday, July 27, 2008 6:04 PM
  Subject: Re: [TGA] Immersion gold thickness enquiry


  > Hi Patricia,
  >
  > You can find it on IPC-4552 (spec for ENIG for PCBs).  It is min. 2 u" 
for
  > gold.  118 to 236 u" for Nickel
  >
  > Jackson Chan
  > Technical Services Manager
  > Cookson Electronics - Alpha Metals (Hong Kong)
  >
  > Low cost, reliable alloy SACX0807
  >
  >
  >
  >
  >             Patricia Lui
  >             <[log in to unmask]
  >             .SG> 
To
  >             Sent by: TGAsia           [log in to unmask]
  >             <[log in to unmask]> 
cc
  >
  > 
Subject
  >             2008/07/25 下午           [TGA] Immersion gold thickness
  >             04:04                     enquiry
  >
  >
  >             Please respond to
  >               Asia Committe
  >             Task Group Forum
  >             <[log in to unmask]>;
  >             Please respond to
  >               Patricia Lui
  >             <[log in to unmask]
  >                   .SG>
  >
  >
  >
  >
  >
  >
  > Dear Friend,
  >
  > Did IPC indicate that immersion gold thickness have to be minimum 2u" 
gold?
  > This 2u" thickness is referring to the gold thickness only or it is the
  > total thickness which includes the nickel too? Which IPC documents
  > indicates this?
  >
  > Hope to have your expertise advise.
  >
  >
  > Thanks & Best Regards
  > Patricia Lui
  > Xuan Technology LLP.
  > email: [log in to unmask]
  >
  >
  >
  >
  >
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