我们在焊接TMS320DM642AZNZ时采用无铅焊接曲线,熔点温度217,校正多次锡球还是融化不好,造成虚焊,求助该芯片的焊接曲线,谢谢
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我们在焊接TMS320DM642AZNZ时采用无铅焊接曲线,熔点温度217,校正多次锡球还是融化不好,造成虚焊,求助该芯片的焊接曲线,谢谢
供参考
http://www.ti.com/general/docs/lit/getliterature.tsp?baseLiteratureNumber=spru811&track=no
你确定就是温度的问题吗,会不会板子有变形的情况