PCB常见工程咨询中英文对照总结

常见工程咨询中英文对照

问题：客户未告知采用什么标准进行制作与检查。

建议：我们按IPC-6012B Class2与IPC-A-600G Class2 做。

Question 1: Customer doesn’t tell us what standards we should take to manufacture and inspect. Suggestion: We will follow IPC-6012B Class2 &IPC-A-600G Class2.

问题：客户未告知板料类型。

建议：我们将使用FR4．

Question: Customer doesn’t tell us material type.

Suggestion: We will use FR4.

问题：客户要求成品厚度为1.60+/-0.10mm，此公差对六层板而言太紧，难以控制。

建议: 将公差放松到+/-0.15mm.

Question: Customer requires “1.60+/-0.10mm” finished board thickness, the tolerance is too tight for six -layer board., it’s hard to control for us.

Suggestion: Relax the tolerance to be +/-0.15mm.

问题：客户未规定使用何种类型的阻焊油及颜色。

建议: 我们采用普通感光绿色湿油.

Question: Customer doesn’t specify solder mask type and color.

Suggestion: We use normal green LPI.

问题：客户未指定UL 标记与Date code加于何处及以何种方式显示。

建议：见下图，我们将其加于TOP面，以白字显示。

Question: Customer doesn’t specify where and by what display form we should add UL logo and date code.

Suggestion: See below picture, we add them on top side and display them by silk letters.

问题：客户要求线路表面油厚为30um min，线路拐角位为20um min，此要求太高。

建议: 线路油表面厚与线路拐角位油厚分别放松到15um min 与10um min.

Question: Solder mask is required to be 30um min over line and 20um min at corners, it’s too strict. Suggestion: Relax it to be 15um min over line and 10um min at corners,

问题：客户未规定镍金厚度要求。

建议：我们按镍厚2.54um min,金厚0.03—0.08um制作.

Question: Customer doesn’t specify thickness of Ni and gold.

Suggestion: Ni: 2.54um min and gold: 0.03---0.08um.

问题：客户未清楚指明层序。

建议：层序为：

Question: Customer doesn’t indicate layer sequence.

Suggestion: Layer sequence is

问题：客户未规定压板结构。

建议：按下图所示做。

Question: Customer doesn’t specify lay-up structure.

Suggestion: Follow below picture to do.

问题：客户未规定如何对电测试OK的板加注标记。

建议：A）板边划一条黑线。

B）板内盖白色的T印。

Question: Customer doesn’t specify how to take a mark for “E-Test OK” board.

Suggestion: A) Mark a black line at edge-board.

B) Take a white stamp on board.

问题：客户未指定V-CUT标准。

建议：V-CUT角度为30°±5°，余厚为0.40+/-0.10mm。

Question: Customer doesn’t specify V-cut standard.

Suggestion: V-cut angle: 30°±5°, residue thickness: 0.40+/-0.10mm。

问题：客户未指明斜边标准。

建议：按下图所示制作。

Question: Customer doesn’t specify bevel standard.

Suggestion: Follow below picture to do.

问题：请看下图，成品板四个角为直角，运输与包装过程中易造成板间擦伤。

建议：A）将直角改成R1.0mm的圆角。

B）不能更改。

Question: See below picture, four outer corners are rectangular, sharp corners will bring scratching between boards during transportation and packaging.

Suggestion: A) Change the rectangular corners into R1.0mm ones.

B) Take no change.

问题：板上P/N为ABCD，但客户资料上为EFG。

建议：A）将板上的P/N改为EFG.

B）将文件资料上的P/N改为ABCD。

C）不予理会。

Question: Part number is ABCD on board, but EFG in documents.

Suggestion: A) change ABCD into EFG on board.

B) change EFG into ABCD in documents.

C) Let them be.

问题：客户资料上版本为REV. A，但板上为REV.B。

建议：A）将板上版本改为REV. A。

B）将资料上版本改为REV. B.

C）不需做任何更改，允许版本不一致。

Question: Reversion No. is A in documents, but B on board.

Suggestion: A) Change A into B on board.

B) Change B into A in documents.

C) Not take any change, let them be.

钻孔部分

问题：客户未规定孔径公差。

建议：VIA Hole：+0.08/-0.40mm PTH：+/-0.08mm，NPTH：+/-0.05mm，Slot：width+0.08mm，length+/-0.10mm。

Question: Customer doesn’t specify tolerances for holes.