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Since heavy copper PCBs can withstand high current and have good heat dissipation, it has been better meeting the needs of the market of power convertion module boards which is used in automobile electronics and electric equipment. |
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Features: |
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the copper weight of the track ≥102.9μm |
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The most designs are plane winding coil of wire |
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Curently our heavy copper PCBs is mainly 6-12 layers; Copper weight ranging from 102.9 to 205.7μm |
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HEAVY COPPER PCB's (inner layer and out layer) |
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| Volume production |
3oz |
| Small volume |
4oz |
| Prototype |
6oz |
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Minimum distance from drill to track |
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| Measrued in mils |
4-6 L |
8-12 L |
14-20 L |
22-32 L |
| Volume production |
10 |
12 |
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| Small volume |
8 |
10 |
14 |
18 |
| Prototype |
6 |
8 |
12 |
14 |
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Minimum track and spacing |
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| Measrued in mils |
Hoz |
1oz |
2oz |
3oz |
4oz |
5oz |
6oz |
| Volume production |
5/5 |
5/4 |
7/9 |
9/11 |
13/13 |
14/15 |
15/16 |
| Small volume |
4/4 |
4/4 |
6/8 |
8/10 |
12/12 |
13/14 |
14/15 |
| Prototype |
3/3.5 |
3/4 |
6/7 |
8/9 |
12/11 |
13/12 |
14/14 |
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16 layer 5oz copper blind vias，secondary electric power supply |
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