1 files changed, 28 insertions, 0 deletions
diff --git a/tables/pcb-board-stackup.typ b/tables/pcb-board-stackup.typ
new file mode 100644
index 0000000..c8cdc22
--- /dev/null
+++ b/tables/pcb-board-stackup.typ
@@ -0,0 +1,28 @@
+#import "../lib/unify.typ": qty
+
+#figure(
+  table(
+    columns: 4,
+    table.header([Layer], [Function], [Copper weight], [Notes]),
+    [L1 (top)],
+    [Signal + components],
+    [$qty(1, "oz")$ ($qty(35, "um")$)],
+    [Component side faces right (toward U-channel)],
+
+    [L2 (inner 1)],
+    [Ground plane],
+    [$qty(1, "oz")$ ($qty(35, "um")$)],
+    [Continuous AGND plane, split for DGND if needed],
+
+    [L3 (inner 2)],
+    [Power plane],
+    [$qty(1, "oz")$ ($qty(35, "um")$)],
+    [Split for $plus.minus qty(15, "V")$, $plus.minus qty(5, "V")$ rails],
+
+    [L4 (bottom)],
+    [Signal + earth ring],
+    [$qty(1, "oz")$ ($qty(35, "um")$)],
+    [Faces left wall (mounting side), digital traces if needed],
+  ),
+  caption: [PCB board stackup],
+) <table-pcb-board-stackup>