sch: document nMOS on power output
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usb_hub.sch
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usb_hub.sch
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@ -920,12 +920,11 @@ description=transistor, MOSFET, p-channel, >=40V, >=5A
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T 27600 30500 5 10 0 1 0 0 1
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T 27600 30500 5 10 0 1 0 0 1
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value=AP40P05
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value=AP40P05
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}
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}
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N 24100 29300 25900 29300 4
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N 23900 29300 25900 29300 4
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C 26800 28700 1 0 0 GND.sym
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C 26800 28700 1 0 0 GND.sym
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C 24200 28200 1 0 0 GND.sym
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N 22300 29300 23000 29300 4
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N 22500 29300 23200 29300 4
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{
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{
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T 22600 29300 5 10 1 1 0 0 1
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T 22400 29300 5 10 1 1 0 0 1
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netname=PWR1
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netname=PWR1
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}
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}
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C 28400 31000 1 0 0 5V.sym
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C 28400 31000 1 0 0 5V.sym
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@ -936,7 +935,7 @@ C 25700 26500 1 0 0 BSS138.sym
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{
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{
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T 25700 26500 5 8 0 0 0 0 1
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T 25700 26500 5 8 0 0 0 0 1
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footprint=SOT95P237X112-3N.lht
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footprint=SOT95P237X112-3N.lht
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T 26040 27260 5 10 1 1 0 6 1
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T 26140 27360 5 10 1 1 0 6 1
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refdes=Q103
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refdes=Q103
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T 26540 26740 5 10 1 1 0 8 1
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T 26540 26740 5 10 1 1 0 8 1
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device=BSS138
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device=BSS138
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@ -966,9 +965,11 @@ N 28600 28100 28600 28600 4
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N 26900 30100 27600 30100 4
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N 26900 30100 27600 30100 4
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T 20600 25200 9 10 1 0 90 0 1
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T 20600 25200 9 10 1 0 90 0 1
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active high
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active high
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T 24100 30000 9 10 1 0 0 0 2
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T 24500 26500 9 10 1 0 0 0 4
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to invert power control signal
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invert power
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and handle higher voltage
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control signal
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and handle
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higher voltage
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C 13900 19900 1 0 0 USB2517.sym
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C 13900 19900 1 0 0 USB2517.sym
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{
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{
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T 13900 19900 5 8 0 0 0 0 1
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T 13900 19900 5 8 0 0 0 0 1
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@ -1003,13 +1004,13 @@ description=switch, vertical, SPDT, through hole
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T 24600 27600 5 10 0 0 0 0 1
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T 24600 27600 5 10 0 0 0 0 1
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value=SS12F44G5
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value=SS12F44G5
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}
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}
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N 24600 26900 24600 29300 4
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N 24000 26900 24000 29300 4
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C 25400 27400 1 0 0 GND.sym
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C 25400 27400 1 0 0 GND.sym
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N 24600 26900 25700 26900 4
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N 24000 26900 25700 26900 4
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T 24600 27300 9 10 1 0 0 0 3
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T 24100 28700 9 10 1 0 0 0 3
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override
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power off
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switch
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switch
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can force
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power off
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C 26400 28400 1 0 0 nc-right-1.sym
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C 26400 28400 1 0 0 nc-right-1.sym
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{
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{
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T 26500 28900 5 10 0 0 0 0 1
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T 26500 28900 5 10 0 0 0 0 1
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@ -1277,34 +1278,19 @@ T 21100 23600 9 10 1 0 90 0 3
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USB speed
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USB speed
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indication
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indication
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mode used
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mode used
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C 23200 29200 1 0 0 resistor-1.sym
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C 23000 29200 1 0 0 resistor-1.sym
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{
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{
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T 23500 29600 5 10 0 0 0 0 1
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T 23300 29600 5 10 0 0 0 0 1
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device=RESISTOR
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device=RESISTOR
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T 23400 29700 5 10 1 1 0 0 1
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T 23200 29700 5 10 1 1 0 0 1
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refdes=R101
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refdes=R101
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T 23400 29500 5 10 1 1 0 0 1
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T 23200 29500 5 10 1 1 0 0 1
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value=1k
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value=1k
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T 23400 29700 5 10 0 1 0 0 1
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T 23200 29700 5 10 0 1 0 0 1
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footprint=RESC1608X55N.lht
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footprint=RESC1608X55N.lht
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T 23400 29900 5 10 0 0 0 0 1
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T 23200 29900 5 10 0 0 0 0 1
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symversion=0.1
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symversion=0.1
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T 23500 29300 5 10 0 1 0 0 1
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T 23300 29300 5 10 0 1 0 0 1
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description=resistor, chip, 0603, >=0.1W, <=5%
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}
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C 24400 28400 1 90 0 resistor-1.sym
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{
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T 24000 28700 5 10 0 0 90 0 1
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device=RESISTOR
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T 24100 28900 5 10 1 1 0 6 1
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refdes=R102
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T 24100 28700 5 10 1 1 0 6 1
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value=100k
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T 23900 28600 5 10 0 1 90 0 1
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footprint=RESC1608X55N.lht
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T 23700 28600 5 10 0 0 90 0 1
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symversion=0.1
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T 24300 28700 5 10 0 1 90 0 1
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description=resistor, chip, 0603, >=0.1W, <=5%
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description=resistor, chip, 0603, >=0.1W, <=5%
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}
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}
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C 27700 30100 1 90 0 resistor-1.sym
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C 27700 30100 1 90 0 resistor-1.sym
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@ -4534,3 +4520,27 @@ N 19600 26700 20300 26700 4
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T 19800 26700 5 10 1 1 0 0 1
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T 19800 26700 5 10 1 1 0 0 1
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netname=DM7
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netname=DM7
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}
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}
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T 27100 28700 9 10 1 0 0 0 2
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voltage divider
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for Vgs limit
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N 24600 28500 24000 28500 4
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T 30500 29700 9 10 1 0 0 0 3
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prevent
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5V
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feedback
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C 24100 27600 1 270 1 resistor-1.sym
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{
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T 24400 28100 5 10 1 1 0 0 1
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refdes=R102
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T 24500 27900 5 10 0 0 90 2 1
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device=RESISTOR
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T 24400 27900 5 10 1 1 0 0 1
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value=100k
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T 24600 27800 5 10 0 1 90 2 1
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footprint=RESC1608X55N.lht
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T 24800 27800 5 10 0 0 90 2 1
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symversion=0.1
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T 24200 27900 5 10 0 1 90 2 1
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description=resistor, chip, 0603, >=0.1W, <=5%
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}
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C 24100 27400 1 0 0 GND.sym
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