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The issue of PTH in four-layer boards

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The issue of PTH in four-layer boards

58*******1A

2023-08-29 10:09 AM

If we can't do blind vias, only PTH in four-layer boards. How can the mid layers of the board be connected?

JLCPCB

2023-12-02 09:34 AM

When put copper connect the PTH in both inner layers and outer layers, then the PTH will connect the different layers of the boards.

JLCPCB

2023-12-02 09:34 AM

When put copper connect the PTH in both inner layers and outer layers, then the PTH will connect the different layers of the boards.