From 27b4bab680955481e1fa3431ba965472ad138c2c Mon Sep 17 00:00:00 2001 From: Michael Ossmann Date: Tue, 16 Oct 2012 20:00:23 -0600 Subject: [PATCH] updated PCB specs to match sunstone --- hardware/jawbreaker/README | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-) diff --git a/hardware/jawbreaker/README b/hardware/jawbreaker/README index 52906625..47f3fe3b 100644 --- a/hardware/jawbreaker/README +++ b/hardware/jawbreaker/README @@ -27,20 +27,20 @@ Schematic and layout files were designed in KiCad, an open source electronic design automation package. order of copper layers: - Front - Inner3 - Inner2 - Back + Copper 1: Front + Copper 2: Inner3 + Copper 3: Inner2 + Copper 4: Back -PCB description: 4 layer PCB 1.6 mm - Copper 1 35 um - Dielectric 1-2 0.35 mm - Copper 2 18 um - Dielectric 2-3 0.76 mm - Copper 3 18 um - Dielectric 3-4 0.35 mm - Copper 4 35 um -DE104iML or equivalent substrate (Er=4.42@2.4GHz TanD=0.016) +PCB description: 4 layer PCB 0.062 in + Copper 1 0.5 oz foil plated to approximately 0.0017 in + Dielectric 1-2 0.0119 in + Copper 2 1 oz foil (0.0014 in) + Dielectric 2-3 0.0280 in + Copper 3 1 oz foil (0.0014 in) + Dielectric 3-4 0.0119 in + Copper 4 0.5 oz foil plated to approximately 0.0017 in +FR4 or similar substrate with Er=4.5 (+/- 0.1) double side solder mask black double side silkscreen white 6 mil min trace width and