IPC-A-600H-2010 中文版 印制板的可接受性 (1).pdf - 第131页

When copper cap plating of filled holes is specified by the master drawing the following shall apply. 当 布 设 总 图规定用 铜 盖覆 电镀 填 塞 孔 时, 应当 采用以下要求。 T arget Condition - Class 1,2,3 (⽬标条件 - 1,2,3级) • Copper surface is planar wi…

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Acceptable - Class 1(可接受条件 - 1级)
Buried vias completely void of fill material.
完全没有材料。
Nonconforming - Class 1,2,3(不符合条件 - 1,2,3级)
Defects either do not meet or exceed above criteria.
缺陷不符合或出上述要求。
Note: Through hole fill requirements are AABUS.
注:
要求由供需双方协商确定。
3316c
3.3 PLATED-THROUGH HOLES – GENERAL(镀覆孔 则)
3.3.16 Material Fill of Blind and Buried Vias (cont.)/导通孔的材料填塞(续)
Visual observations made on cross-sections only.对显微切片进行目检观察。
122 IPC-A-600H-201020104
When copper cap plating of filled holes is specified by the master drawing the following shall apply.
图规定用盖覆电镀时,应当采用以下要求。
Target Condition - Class 1,2,3(⽬标条件 - 1,2,3级)
Copper surface is planar with no protrusion (bump) and/or depression
(dimple)
表面无凸起(凸块)和陷(
Acceptable - Class 1,2,3(可接受条件 - 1,2,3级)
Separation of copper cap to fill material.
No separation of the cap plating to underlying plating.
Cap protrusion (bump) and/or depression (dimple) meets the dimen-
sional requirements in IPC-6012.
Fill material within the blind via shall be planar with the surface within
± 0.076 mm [0.003 in] unless otherwise specified.
When cap plating is specified, fill material within the blind via shall
meet the dimple/bump requirements of IPC-6012.
No voids in the cap plating over the resin fill.
允许铜盖覆材料的分
盖覆镀层层镀层没有分
盖覆的起(凸块)和陷(IPC-6012中的尺寸要求。
有规定,内的材料与表面的整度应当在
+/-0.076mm[0.003in]以内。
当规定盖覆电镀时,内的材料应当IPC-6012中的
陷和起要求。
树脂上的盖覆镀层空洞。
3317b
3317a
3.3 PLATED-THROUGH HOLES – GENERAL(镀覆孔 则)
3.3.17 Cap Plating of Filled Holes(填塞孔的盖覆电镀)
Visual observations made on cross-sections only.对显微切片进行目检观察。
123IPC-A-600H-2010 20104
Nonconforming - Class 1,2,3(不符合条件 - 1,2,3级)
Defects either do not meet or exceed above criteria.
缺陷不符合或出上述要求。
3317c
3.3 PLATED-THROUGH HOLES – GENERAL(镀覆孔 则)
3.3.17 Cap Plating of Filled Holes (cont.)(填塞孔的盖覆电镀(续)
Visual observations made on cross-sections only.对显微切片进行目检观察。
124 IPC-A-600H-201020104