v 20211219 2
C 0 -700 1 0 0 title.sym
{
T 1000 0 5 10 1 1 0 0 1
date=$date$
T 4300 0 5 10 1 1 0 0 1
org=CuVoodoo
T 4300 -300 5 10 1 1 0 0 1
authors=King Kévin
T 3000 500 5 14 1 1 0 4 1
title=USB-C Power Delivery blocker
T 1000 -300 5 10 1 1 0 0 1
version=$version$
T 1000 -600 5 10 1 1 0 0 1
revision=$revision$
T 4300 -600 5 10 1 1 0 0 1
licence=CERN-OHL-S
T 0 1100 5 10 0 0 0 0 1
device=none
T 0 1300 5 10 0 0 0 0 1
footprint=none
}
C 3500 1900 1 0 0 chassis.sym
C -2900 1800 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 -3800 5500 -3800 5300 4
N -3800 5500 -3200 5500 4
{
T -3800 5500 5 10 1 1 0 0 1
netname=VBUS1
}
N -3600 5500 -3600 5300 4
N -3400 5500 -3400 5300 4
N -3200 5500 -3200 5300 4
N 2600 5500 3200 5500 4
{
T 2600 5500 5 10 1 1 0 0 1
netname=VBUS2
}
N 3000 5500 3000 5300 4
N -4300 2100 -3700 2100 4
N -3300 2100 -2700 2100 4
N -3300 2100 -3300 2300 4
N 2100 2100 2700 2100 4
N 3100 2300 3100 2200 4
N 3100 2200 3700 2200 4
N 3500 2300 3500 2200 4
N 3300 2300 3300 2200 4
N -1400 4500 -600 4500 4
{
T -1100 4500 5 10 1 1 0 0 1
netname=RX1+
}
N -1400 4300 -600 4300 4
{
T -1100 4300 5 10 1 1 0 0 1
netname=RX1-
}
N -1400 4100 -600 4100 4
{
T -1100 4100 5 10 1 1 0 0 1
netname=SBU2
}
N -1400 3900 -600 3900 4
{
T -1100 3900 5 10 1 1 0 0 1
netname=D-B
}
N -1400 3700 -600 3700 4
{
T -1100 3700 5 10 1 1 0 0 1
netname=D+B
}
N -1400 3500 -600 3500 4
{
T -1100 3500 5 10 1 1 0 0 1
netname=CC2
}
N -1400 3300 -600 3300 4
{
T -1100 3300 5 10 1 1 0 0 1
netname=TX2-
}
N -1400 3100 -600 3100 4
{
T -1100 3100 5 10 1 1 0 0 1
netname=TX2+
}
N -5600 4500 -6400 4500 4
{
T -5900 4500 5 10 1 1 0 6 1
netname=TX1+
}
N -5600 4300 -6400 4300 4
{
T -5900 4300 5 10 1 1 0 6 1
netname=TX1-
}
N -5600 4100 -6400 4100 4
{
T -5900 4100 5 10 1 1 0 6 1
netname=CC1
}
N -5600 3900 -6400 3900 4
{
T -5900 3900 5 10 1 1 0 6 1
netname=D+A
}
N -5600 3700 -6400 3700 4
{
T -5900 3700 5 10 1 1 0 6 1
netname=D-A
}
N -5600 3500 -6400 3500 4
{
T -5900 3500 5 10 1 1 0 6 1
netname=SBU1
}
N -5600 3300 -6400 3300 4
{
T -5900 3300 5 10 1 1 0 6 1
netname=RX2-
}
N -5600 3100 -6400 3100 4
{
T -5900 3100 5 10 1 1 0 6 1
netname=RX2+
}
N 5000 4500 5800 4500 4
{
T 5300 4500 5 10 1 1 0 0 1
netname=RX1+
}
N 5000 4300 5800 4300 4
{
T 5300 4300 5 10 1 1 0 0 1
netname=RX1-
}
N 5000 4100 5800 4100 4
{
T 5300 4100 5 10 1 1 0 0 1
netname=SBU2
}
N 5000 3900 5800 3900 4
{
T 5300 3900 5 10 1 1 0 0 1
netname=D-B
}
N 5000 3700 5800 3700 4
{
T 5300 3700 5 10 1 1 0 0 1
netname=D+B
}
N 5000 3500 5800 3500 4
{
T 5300 3500 5 10 1 1 0 0 1
netname=CC2
}
N 5000 3300 5800 3300 4
{
T 5300 3300 5 10 1 1 0 0 1
netname=TX2-
}
N 5000 3100 5800 3100 4
{
T 5300 3100 5 10 1 1 0 0 1
netname=TX2+
}
N 800 4500 0 4500 4
{
T 500 4500 5 10 1 1 0 6 1
netname=TX1+
}
N 800 4300 0 4300 4
{
T 500 4300 5 10 1 1 0 6 1
netname=TX1-
}
N 800 4100 0 4100 4
{
T 500 4100 5 10 1 1 0 6 1
netname=CC1
}
N 800 3900 0 3900 4
{
T 500 3900 5 10 1 1 0 6 1
netname=D+A
}
N 800 3700 0 3700 4
{
T 500 3700 5 10 1 1 0 6 1
netname=D-A
}
N 800 3500 0 3500 4
{
T 500 3500 5 10 1 1 0 6 1
netname=SBU1
}
N 800 3300 0 3300 4
{
T 500 3300 5 10 1 1 0 6 1
netname=RX2-
}
N 800 3100 0 3100 4
{
T 500 3100 5 10 1 1 0 6 1
netname=RX2+
}
C -5200 400 1 270 1 C0603.sym
{
T -5200 400 5 8 0 0 90 2 1
footprint=CAPC1608X92N.lht
T -4600 720 5 10 1 1 0 3 1
refdes=C2
T -5120 600 5 10 0 1 90 3 1
device=C0603
T -4700 400 5 10 1 1 0 0 1
value=100nF
}
C -5400 400 1 90 0 C0603.sym
{
T -5400 400 5 8 0 0 90 0 1
footprint=CAPC1608X92N.lht
T -6000 720 5 10 1 1 0 3 1
refdes=C1
T -5480 600 5 10 0 1 90 5 1
device=C0603
T -5800 400 5 10 1 1 0 6 1
value=100nF
}
C -5000 200 1 0 0 GND.sym
C -5800 200 1 0 0 GND.sym
N -4900 800 -4900 1300 4
{
T -4900 900 5 10 1 1 90 0 1
netname=CC2
}
N -5700 800 -5700 1300 4
{
T -5700 900 5 10 1 1 90 0 1
netname=CC1
}
T -6400 -600 9 10 1 0 0 0 3
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
}
C 4800 6100 1 0 1 LM393D_part-2-2-COMP2.sym
{
T 4800 6100 5 8 0 0 0 6 1
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
C -1800 6200 1 270 1 ZENER.sym
{
T -1800 6200 5 8 0 0 90 2 1
footprint=SODFL1608X65N.lht
T -1300 6500 5 10 1 1 0 3 1
refdes=Z1
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
T -1800 6200 5 10 0 1 0 6 1
lcsc=C2832571
}
C -1700 5900 1 0 0 GND.sym
N -1600 6100 -1600 6200 4
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 -6500 6300 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 -6500 8700 9 10 1 0 0 0 2
Vgs limit (± 20V) never reached because
pulled low only when VBUS ≤ 5.5V
T -6500 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 -6500 7200 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
{
T 3000 7800 5 8 0 0 90 0 1
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
{
T 2800 8100 5 8 0 0 90 2 1
footprint=SODFL1608X65N.lht
T 2800 8300 5 10 0 1 90 3 1
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
{
T 2300 7500 5 10 0 0 270 2 1
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%
}
C 3800 5900 1 0 1 GND.sym
N 5400 8800 3000 8800 4
{
T 5400 8800 5 10 1 1 0 6 1
netname=VBUS2
}
N 3000 8100 3000 7800 4
N 3000 7800 2600 7800 4
N 3000 8500 3000 8800 4
C 5200 6200 1 90 0 ZENER.sym
{
T 5200 6200 5 8 0 0 90 0 1
footprint=SODFL1608X65N.lht
T 5200 6400 5 10 0 1 90 5 1
device=ZENER
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
}
C 5100 5900 1 0 1 GND.sym
N 5000 6100 5000 6200 4
N 5000 6600 5000 7500 4
N 4800 6800 5000 6800 4
{
T 5200 6800 5 10 1 1 0 6 1
netname=VREF2
}
C 5100 8400 1 90 1 resistor-1.sym
{
T 4700 8100 5 10 0 0 270 2 1
device=RESISTOR
T 4600 8200 5 10 0 1 270 2 1
footprint=UC1608X55N.lht
T 4800 8000 5 10 1 1 0 6 1
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
C 5500 8400 1 90 1 resistor-1.sym
{
T 5100 8100 5 10 0 0 270 2 1
device=RESISTOR
T 5000 8200 5 10 0 1 270 2 1
footprint=UC1608X55N.lht
T 5600 8000 5 10 1 1 0 0 1
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
{
T 5100 6700 5 10 0 0 270 2 1
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
refdes=R8
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%
}
C 5500 5900 1 0 1 GND.sym
N 5400 7500 5400 7000 4
N 4800 7000 5400 7000 4
{
T 4600 7000 5 10 1 1 0 0 1
netname=VOVER2
}
N 5400 8800 5400 8400 4
N 1600 8800 1800 8800 4
{
T 1500 8800 5 10 1 1 0 0 1
netname=VBUS
}
C -1200 -800 1 0 0 HEADER-2.54-1x10.sym
{
T -1200 -800 5 8 0 0 0 0 1
footprint=CONNECTOR_HEADER-2.54-1X10.lht
T -600 1560 5 10 1 1 0 3 1
refdes=J3
T -600 -760 5 10 0 1 0 5 1
device=HEADER-2.54-1x10
T -900 -700 5 10 1 1 0 6 1
value=DEBUG
}
C -1400 1400 1 270 0 GND.sym
N -1200 1100 -1900 1100 4
{
T -1200 1100 5 10 1 1 0 6 1
netname=VBUS1
}
N -1200 900 -1900 900 4
{
T -1200 900 5 10 1 1 0 6 1
netname=VREF1
}
N -1200 500 -1900 500 4
{
T -1200 500 5 10 1 1 0 6 1
netname=CC2
}
N -1200 700 -1900 700 4
{
T -1200 700 5 10 1 1 0 6 1
netname=VOVER1
}
N -1200 -500 -1900 -500 4
{
T -1200 -500 5 10 1 1 0 6 1
netname=VBUS2
}
N -1200 100 -1900 100 4
{
T -1200 100 5 10 1 1 0 6 1
netname=CC1
}
N -1200 -100 -1900 -100 4
{
T -1200 -100 5 10 1 1 0 6 1
netname=VOVER2
}
N -1200 -300 -1900 -300 4
{
T -1200 -300 5 10 1 1 0 6 1
netname=VREF2
}
N -1200 300 -1900 300 4
{
T -1200 300 5 10 1 1 0 6 1
netname=VBUS
}
C 800 2300 1 0 0 XKB_U262-24XN-4BV60.sym
{
T 800 2300 5 8 0 0 0 0 1
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 -5600 2300 1 0 0 XKB_U261-24XN-4BC2LS.sym
{
T -5600 2300 5 8 0 0 0 0 1
footprint=CONNECTOR_XKB_U261-24XN-4BC2LS.lht
T -5200 4960 5 10 1 1 0 0 1
refdes=J1
T -2540 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 -3000 5000 5 10 1 1 0 0 1
value=USB-C plug
}
N -2700 2100 -2700 2300 4
N -2900 2100 -2900 2300 4
N -3100 2100 -3100 2300 4
T -6500 9900 9 10 1 0 0 0 1
over-voltage protection
T -6500 1500 9 10 1 0 0 0 1
communication protection
T -6500 9300 9 10 1 0 0 0 2
two pMOS are required to
block VBUS in both direction
C -1300 9700 1 0 0 BAV74_part-1-2-D1.sym
{
T -1300 9700 5 8 0 0 0 0 1
footprint=SOT95P237X112-3N.lht
T -1100 10060 5 10 1 1 0 3 1
refdes=D1
T -1100 9740 5 10 1 1 0 5 1
device=BAV74
}
C -100 9700 1 0 1 BAV74_part-2-2-D2.sym
{
T -100 9700 5 8 0 0 0 6 1
footprint=SOT95P237X112-3N.lht
T -300 10060 5 10 1 1 0 3 1
refdes=D1
T -300 9740 5 10 1 1 0 5 1
device=BAV74
}
T -6500 8100 9 10 1 0 0 0 2
diodes prevent VBUS
cross-leakage
C -900 9900 1 0 0 VCC.sym
N -1300 9900 -2000 9900 4
{
T -1300 9900 5 10 1 1 0 6 1
netname=VBUS1
}
N -900 9900 -500 9900 4
N -100 9900 600 9900 4
{
T -100 9900 5 10 1 1 0 0 1
netname=VBUS2
}
C 3500 7700 1 0 0 VCC.sym
C -500 7700 1 0 0 VCC.sym