![]() ![]() If "No" is checked, the castellated holes will still be made but with the ordinary process, so the quality is not promised (e.g. If "Yes" is checked, the castellated holes will be made with a special process and extra cost will be charged.Ģ. Mechanical/Outline layer (GML/GKO): The outline should cross the drill hole.ġ. ![]() Drill layer (TXT/DRL): A drill hole for each castellated hole. Solder mask layers (GTS and GBS): Solder mask openings on both sides. Copper layers (GTL and GBL): Copper pads on both top and bottom copper layers for each castellated hole. Please make sure a via or plated hole is added directly on the outline of the boards where the plated half hole is required.Įnsure that half of the via is on the board and half is on the outside of the outline.īTW the following rules should be followed: How to make castellated holes in your design? Generally, it is used for mounting a PCB to another one. Castellated holes is PTH holes or via that are cut through to create a partial or half holes to form an opening into the side of the hole barrel.
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