From 9bfda7371940d045c695c2a440ae4ec98808a043 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?King=20K=C3=A9vin?= <kingkevin@cuvoodoo.info>
Date: Wed, 23 Mar 2022 10:46:51 +0100
Subject: [PATCH] sch: first completed design

---
 pd_blocker.sch | 638 ++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 636 insertions(+), 2 deletions(-)

diff --git a/pd_blocker.sch b/pd_blocker.sch
index 656af16..244bf02 100644
--- a/pd_blocker.sch
+++ b/pd_blocker.sch
@@ -1,4 +1,4 @@
-v 20210626 2
+v 20211219 2
 C 0 0 1 0 0 title.sym
 {
 T 1000 700 5 10 1 1 0 0 1
@@ -8,7 +8,7 @@ org=CuVoodoo
 T 4300 400 5 10 1 1 0 0 1
 authors=King Kévin
 T 3000 1200 5 14 1 1 0 4 1
-title=TITLE
+title=USB-C Power Delivery blocker
 T 1000 400 5 10 1 1 0 0 1
 version=$version$
 T 1000 100 5 10 1 1 0 0 1
@@ -20,3 +20,637 @@ device=none
 T 0 2000 5 10 0 0 0 0 1
 footprint=none
 }
+C 3500 1900 1 0 0 chassis.sym
+C -3300 1900 1 0 0 chassis.sym
+C -4400 1900 1 0 0 GND.sym
+N -4300 2100 -4300 2300 4
+N -4100 2100 -4100 2300 4
+N -3900 2100 -3900 2300 4
+N -3700 2100 -3700 2300 4
+C 2000 1900 1 0 0 GND.sym
+N 2100 2100 2100 2300 4
+N 2300 2100 2300 2300 4
+N 2500 2100 2500 2300 4
+N 2700 2100 2700 2300 4
+N 2800 5500 2800 5300 4
+N 3200 5500 3200 5300 4
+N 3700 2200 3700 2300 4
+N 2600 5500 2600 5300 4
+N -4000 5500 -4000 5300 4
+N -4000 5500 -3400 5500 4
+{
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+netname=VBUS1
+}
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+N -3600 5500 -3600 5300 4
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+N 2600 5500 3200 5500 4
+{
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+netname=VBUS2
+}
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+}
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+}
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+}
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+}
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+footprint=CAPC1608X92N.lht
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+device=C0603
+T -4700 1000 5 10 1 1 0 0 1
+value=100nF
+}
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+device=C0603
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+value=100nF
+}
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+C -5800 800 1 0 0 GND.sym
+N -4900 1400 -4900 1900 4
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+}
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+{
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+netname=CC1
+}
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+capacitors block PD communication
+by smoothing out the 300 Kpbs signal,
+but still permits Rx identification
+C -1400 6100 1 0 0 LM393D_part-1-2-COMP1.sym
+{
+T -1400 6100 5 8 0 0 0 0 1
+footprint=SOIC127P600X175-8N.lht
+T -1000 7420 5 10 1 1 0 0 1
+refdes=U1
+T -200 7360 5 10 1 1 0 0 1
+device=LM393D
+T -1400 6100 5 10 0 1 0 0 1
+lcsc=C2977085
+}
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+{
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+footprint=SOIC127P600X175-8N.lht
+T 4400 7420 5 10 1 1 0 6 1
+refdes=U1
+T 3600 7360 5 10 1 1 0 6 1
+device=LM393D
+T 4800 6100 5 10 0 1 0 0 1
+lcsc=C2977085
+}
+C 400 7800 1 270 1 40P05.sym
+{
+T 400 7800 5 8 0 0 90 2 1
+footprint=SOT95P237X112-3N.lht
+T 460 8860 5 10 1 1 180 8 1
+refdes=Q1
+T 1340 8860 5 10 1 1 0 6 1
+device=40P05
+T 400 7800 5 10 0 0 0 0 1
+lcsc=C2886385
+}
+C 600 8100 1 90 0 ZENER.sym
+{
+T 600 8100 5 8 0 0 90 0 1
+footprint=SODFL1608X65N.lht
+T 100 8400 5 10 1 1 0 3 1
+refdes=Z2
+T 600 8300 5 10 0 1 90 5 1
+device=ZENER
+T 200 8100 5 10 1 1 0 6 1
+value=16V
+T 600 8100 5 8 0 0 90 0 1
+description=diode, zener
+T 600 8100 5 10 0 1 0 0 1
+lcsc=C2832584
+}
+C 700 7800 1 270 0 resistor-1.sym
+{
+T 1100 7500 5 10 0 0 270 0 1
+device=RESISTOR
+T 1000 7400 5 10 1 1 0 0 1
+refdes=R4
+T 1000 7100 5 10 1 1 0 0 1
+value=100k
+T 1200 7600 5 10 0 1 270 0 1
+footprint=UC1608X55N.lht
+T 700 7800 5 10 0 1 0 0 1
+description=resistor, chip, 0603 (metric 1608), 1%
+}
+C -400 5900 1 0 0 GND.sym
+N -2000 8800 400 8800 4
+{
+T -2000 8800 5 10 1 1 0 0 1
+netname=VBUS1
+}
+N 400 8100 400 7800 4
+N 400 7800 800 7800 4
+N 400 8500 400 8800 4
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+{
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+footprint=SODFL1608X65N.lht
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+T -1800 6400 5 10 0 1 90 3 1
+device=ZENER
+T -1400 6200 5 10 1 1 0 0 1
+value=4.7V
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+}
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+N -1600 6600 -1600 7500 4
+N -1400 6800 -1600 6800 4
+{
+T -1800 6800 5 10 1 1 0 0 1
+netname=VREF1
+}
+T -6400 6500 9 10 1 0 0 0 2
+R3 ≤ (Vsupply_min - Vzener) / Ileakage 
+R3 ≤ (4.75 - 4.7) / 2E-6 = 25k
+C -1700 8400 1 270 0 resistor-1.sym
+{
+T -1300 8100 5 10 0 0 270 0 1
+device=RESISTOR
+T -1400 8000 5 10 1 1 0 0 1
+refdes=R3
+T -1400 7700 5 10 1 1 0 0 1
+value=20k
+T -1200 8200 5 10 0 1 270 0 1
+footprint=UC1608X55N.lht
+T -1700 8400 5 10 0 1 0 0 1
+description=resistor, chip, 0603 (metric 1608), 1%
+}
+N -1600 8400 -1600 8800 4
+T -6400 8100 9 10 1 0 0 0 1
+Vgs ≤ ±20V
+T -6400 7500 9 10 1 0 0 0 2
+divider_ratio = Vref / Vover
+divider_ratio = 4.7 / 5.5 = 0.8545
+C -2100 8400 1 270 0 resistor-1.sym
+{
+T -1700 8100 5 10 0 0 270 0 1
+device=RESISTOR
+T -2200 8000 5 10 1 1 0 6 1
+refdes=R1
+T -2200 7700 5 10 1 1 0 6 1
+value=5k1
+T -1600 8200 5 10 0 1 270 0 1
+footprint=UC1608X55N.lht
+T -2100 8400 5 10 0 1 0 0 1
+description=resistor, chip, 0603 (metric 1608), 1%
+}
+C -2100 7000 1 270 0 resistor-1.sym
+{
+T -1700 6700 5 10 0 0 270 0 1
+device=RESISTOR
+T -2200 6600 5 10 1 1 0 6 1
+refdes=R2
+T -2200 6300 5 10 1 1 0 6 1
+value=30k
+T -1600 6800 5 10 0 1 270 0 1
+footprint=UC1608X55N.lht
+T -2100 7000 5 10 0 1 0 0 1
+description=resistor, chip, 0603 (metric 1608), 1%
+}
+T -6400 7100 9 10 1 0 0 0 1
+R2/(R1+R2) = 30/(5.1+30) = 0.8547
+C -2100 5900 1 0 0 GND.sym
+N -2000 7500 -2000 7000 4
+N -1400 7000 -2000 7000 4
+{
+T -1200 7000 5 10 1 1 0 6 1
+netname=VOVER1
+}
+N -2000 8800 -2000 8400 4
+C 3000 7800 1 90 0 40P05.sym
+{
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+footprint=SOT95P237X112-3N.lht
+T 2940 8860 5 10 1 1 180 2 1
+refdes=Q2
+T 2060 8860 5 10 1 1 0 0 1
+device=40P05
+T 3000 7800 5 10 0 0 0 0 1
+lcsc=C2886385
+}
+C 2800 8100 1 270 1 ZENER.sym
+{
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+footprint=SODFL1608X65N.lht
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+device=ZENER
+T 3300 8400 5 10 1 1 0 3 1
+refdes=Z3
+T 3200 8100 5 10 1 1 0 0 1
+value=16V
+T 2800 8100 5 8 0 0 90 2 1
+description=diode, zener
+T 2800 8100 5 10 0 1 0 0 1
+lcsc=C2832584
+}
+C 2700 7800 1 90 1 resistor-1.sym
+{
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+device=RESISTOR
+T 2200 7600 5 10 0 1 270 2 1
+footprint=UC1608X55N.lht
+T 2400 7400 5 10 1 1 0 6 1
+refdes=R5
+T 2400 7100 5 10 1 1 0 6 1
+value=100k
+T 2700 7800 5 10 0 1 0 0 1
+description=resistor, chip, 0603 (metric 1608), 1%
+}
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+N 5400 8800 3000 8800 4
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+netname=VBUS2
+}
+N 3000 8100 3000 7800 4
+N 3000 7800 2600 7800 4
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+T 5200 6200 5 10 0 1 0 0 1
+lcsc=C2832571
+T 4700 6500 5 10 1 1 0 3 1
+refdes=Z4
+T 4800 6200 5 10 1 1 0 6 1
+value=4.7V
+}
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+N 5000 6600 5000 7500 4
+N 4800 6800 5000 6800 4
+{
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+footprint=UC1608X55N.lht
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+refdes=R6
+T 4800 7700 5 10 1 1 0 6 1
+value=20k
+T 5100 8400 5 10 0 1 0 0 1
+description=resistor, chip, 0603 (metric 1608), 1%
+}
+N 5000 8400 5000 8800 4
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+{
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+T 5000 8200 5 10 0 1 270 2 1
+footprint=UC1608X55N.lht
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+refdes=R7
+T 5600 7700 5 10 1 1 0 0 1
+value=5k1
+T 5500 8400 5 10 0 1 0 0 1
+description=resistor, chip, 0603 (metric 1608), 1%
+}
+C 5500 7000 1 90 1 resistor-1.sym
+{
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+device=RESISTOR
+T 5000 6800 5 10 0 1 270 2 1
+footprint=UC1608X55N.lht
+T 5600 6600 5 10 1 1 0 0 1
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+T 5600 6300 5 10 1 1 0 0 1
+value=30k
+T 5500 7000 5 10 0 1 0 0 1
+description=resistor, chip, 0603 (metric 1608), 1%
+}
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+N 5400 7500 5400 7000 4
+N 4800 7000 5400 7000 4
+{
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+}
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+N 1600 8800 1800 8800 4
+{
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+netname=VBUS
+}
+T -6400 8500 9 10 1 0 0 0 2
+Over-Voltage protection with comparator circuit
+nased on Texas Instruments SNOAA20 design
+C -1000 0 1 0 0 HEADER-2.54-1x10.sym
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+T -2400 700 5 10 1 1 0 6 1
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+}
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+}
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+}
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+}
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+{
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+netname=VBUS2
+}
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+}
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+{
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+N -1000 1100 -1700 1100 4
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+}
+C 800 2300 1 0 0 XKB_U262-24XN-4BV60.sym
+{
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+footprint=CONNECTOR_XKB_U262-24XN-4BV60.lht
+T 1200 4960 5 10 1 1 0 0 1
+refdes=J2
+T 3760 2640 5 10 1 1 0 2 1
+device=XKB_U262-24XN-4BV60
+T 3300 5000 5 10 1 1 0 0 1
+value=USB-C receptacle
+T 3600 4000 5 10 0 1 0 0 1
+lcsc=C388659
+}
+C -500 8500 1 270 0 SCHOTTKY.sym
+{
+T -500 8500 5 8 0 0 270 0 1
+footprint=SODFL1608X65N.lht
+T -600 8360 5 10 1 1 0 3 1
+refdes=D1
+T -460 8300 5 10 0 1 270 5 1
+device=SCHOTTKY
+T -400 8300 5 10 0 1 270 0 1
+value=RB521S-30
+T -500 8500 5 10 0 0 270 0 1
+lcsc=C122862
+}
+C 3900 8500 1 90 1 SCHOTTKY.sym
+{
+T 3900 8500 5 8 0 0 270 2 1
+footprint=SODFL1608X65N.lht
+T 4000 8360 5 10 1 1 0 3 1
+refdes=D2
+T 3860 8300 5 10 0 1 270 3 1
+device=SCHOTTKY
+T 3800 8300 5 10 0 1 270 2 1
+value=RB521S-30
+T 3900 8500 5 10 0 0 270 2 1
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+}
+N -300 8100 -300 7700 4
+N -300 8500 -300 8800 4
+N 3700 8500 3700 8800 4
+N 3700 8100 3700 7700 4
+N -300 7900 200 7900 4
+N 200 7900 200 7600 4
+N 200 7600 3200 7600 4
+{
+T 1400 7600 5 10 1 1 0 0 1
+netname=V+
+}
+N 3200 7600 3200 7900 4
+N 3200 7900 3700 7900 4
+C -5600 2300 1 0 0 XKB_U261-24XN-4BC2LS.sym
+{
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+footprint=CONNECTOR_XKB_U261-24XN-4BC2LS.lht
+T -5200 4960 5 10 1 1 0 0 1
+refdes=J1
+T -3040 2640 5 10 1 1 0 2 1
+device=XKB_U261-24XN-4BC2LS
+T -5600 2300 5 10 0 0 0 0 1
+lcsc=C2880648
+T -3300 5000 5 10 1 1 0 0 1
+value=USB-C plug
+}