尹工：

关于这一点，IPC没有规定次数。7711/21里的明确说法是没有限制。





Best Regards,



James Liu 刘春光

Director, Industry Programs 工业项目总监

IPC China

上海市长宁区延安西路1088号2303室

Suite 2303，#1088 West Yan'an Rd., Changning, Shanghai 200052 PRC

Tel:   +86 21 5497 3435

Fax:  +86 21 5497 3437

MP:   +86 136 0133 3491

[log in to unmask]

www.ipc.org.cn



-----邮件原件-----

发件人: YIN Zhaohong [mailto:[log in to unmask]] 

发送时间: 2010年5月28日 10:32

收件人: Listserv TGAsia; James Liu

主题: 答复: [TGAsia] 答复: 放大镜的照度要求



James 你好



我想知道：集成电路芯片能承受焊接的最多次数是多少？ IPC有没有相关文件说明？





尹朝洪

 

021-58541240-7013

 

公共能力中心

上海贝尔股份有限公司

 

 

 





-----邮件原件-----

发件人: TGAsia [mailto:[log in to unmask]] 代表 James Liu

发送时间: 2010年5月27日 22:00

收件人: [log in to unmask]

主题: [TGAsia] 答复: 放大镜的照度要求





1000流明的照度。





Best Regards,



James Liu 刘春光

Director, Industry Programs 工业项目总监

IPC China

上海市长宁区延安西路1088号2303室

Suite 2303，#1088 West Yan'an Rd., Changning, Shanghai 200052 PRC

Tel:   +86 21 5497 3435

Fax:  +86 21 5497 3437

MP:   +86 136 0133 3491

[log in to unmask]<mailto:[log in to unmask]>

www.ipc.org.cn<http://www.ipc.org.cn>



发件人: TGAsia [mailto:[log in to unmask]] 代表 Frank Lan

发送时间: 2010年5月27日 14:15

收件人: Listserv TGAsia

主题: [TGAsia] 放大镜的照度要求



Hi all,



IPC610中规定了放大镜的使用，并要求照度能满足要求。请问照度要求的具体数值应该是多少？



Best regards,

Frank Lan

Ext. 6889



[cid:[log in to unmask]]









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