Category:PCB PCB Pad

Group Administrators: 1 | Group Member: 21 | Group Threads: 20

Pad cratering is a mechanically induced fracture in the resin between copper foil and outermost layer of fiberglass of a printed circuit board (PCB). It may be within the resin or at the resin to fiberglass interface. Do you have ever problems about pcb pads? please talk here.

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Lead Free Delta T (reflow 7 zones) Reply 2017-02-01 22:52:23
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izzetulus

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Please advice how can we reduce a delta T of 40 degres between pads with a seven zones reflow for a LF Assy. max 255 min 215 board size 3x5 inches.

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Reply 2017-02-01 22:52:23
Statement: This post is only the personal view of the author and does not represent the opinions of ALLPCB.com.

Sebastien CRETENET

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The article has really peaked my interest.Hope you can write again soon.
Reply With Quote 2017-02-03 22:52:23

tony165

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It help me a lot. Thank you.
Reply With Quote 2017-02-03 22:52:23

sam adnan

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Remarkable.It help me a lot. Thank you.
Reply With Quote 2017-02-03 22:52:23

Stefano Vittorio

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Very impressive posting. Thank you for your efforts.
Reply With Quote 2017-02-03 22:52:23
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