空置的镀通孔与过孔沾锡要求一样，见IPC-A-610E 7.3.5.11。本要求无缺陷条件。



Will Zhao 赵文彬

Certification & Training Instructor培训与认证讲师

IPC China

上海市谈家渡路28号盛泉大厦16AB

Suite 16AB，#28 Tan Jiadu Rd., Shanghai 200063 PRC

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[cid:[log in to unmask]]



发件人: TGAsia [mailto:[log in to unmask]] 代表 Justin Wu

发送时间: 2013年1月4日 10:40

收件人: TGAsia

主题: Re: [TGAsia] Consultation



Hi All,



Happy New Year!



可否有人帮忙给予宝贵的意见?另外,对于PCB板上的空置的镀通孔沾锡问题(见附件),似乎找不到相应地标准条款进行判定.

Thanks and best regards,



Justin



From: Justin Wu [mailto:[log in to unmask]]

Sent: Saturday, December 29, 2012 10:34 AM

To: [log in to unmask]

Subject: RE: Consultation



Hi All,



按IPC-A-600中2.9.6的论述:这些不良出现在非工作区，是符合可以接受1,2,3级。



[cid:[log in to unmask]]



What’s your comment?



Thanks in advance!



Best regards,



Justin







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