====== KiCad and JLCPCB ======

===== Impedance Control Stackup =====

KiCad board stackup editor parameters for JLCPCB, with dielectric constants and thicknesses reverse-engineered from the SI9000 field solver inputs embedded in the JLCPCB impedance calculator.

==== JLCPCB JLC0216 (2-Layer, 1.6mm) ====

^ Id  ^ Type  ^ Material  ^ Thickness  ^ Color  ^ Epsilon R ^ Loss Tan ^
| F.Silkscreen | Top Silk Screen  | Not specified  |   | Not specified |   |   |
| F.Paste  | Top Solder Paste  |   |   |   |   |   |
| F.Mask  | Top Solder Mask  | Not specified  | 0.02032 mm  | Not specified | 3.8  | 0  |
| F.Cu  | Copper  |   | 0.03556 mm  |   |   |   |
| Dielectric 1 | Core  | FR4  | 1.48824 mm  | Not specified | 4.05  | 0.02  |
| B.Cu  | Copper  |   | 0.03556 mm  |   |   |   |
| B.Mask  | Bottom Solder Mask  | Not specified  | 0.02032 mm  | Not specified | 3.8  | 0  |
| B.Paste  | Bottom Solder Paste |   |   |   |   |   |
| B.Silkscreen | Bottom Silk Screen | Not specified  |   | Not specified |   |   |