sch: replace comparator
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af77464f16
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3ca4984dbb
104
pd_blocker.sch
104
pd_blocker.sch
@ -257,28 +257,6 @@ T -6400 -600 9 10 1 0 0 0 3
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capacitors block PD communication
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by smoothing out the 300 Kpbs signal,
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but still permits Rx identification
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C -1400 6900 1 0 0 LM393D_part-1-2-COMP1.sym
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{
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T -1400 6900 5 8 0 0 0 0 1
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footprint=SOIC127P600X175-8N.lht
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T -1000 8220 5 10 1 1 0 0 1
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refdes=U1
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T -200 8160 5 10 1 1 0 0 1
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device=LM393D
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T -1400 6900 5 10 0 1 0 0 1
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lcsc=C2977085
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}
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C 4800 6900 1 0 1 LM393D_part-2-2-COMP2.sym
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{
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T 4800 6900 5 8 0 0 0 6 1
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footprint=SOIC127P600X175-8N.lht
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T 4400 8220 5 10 1 1 0 6 1
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refdes=U1
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T 3600 8160 5 10 1 1 0 6 1
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device=LM393D
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T 4800 6900 5 10 0 1 0 0 1
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lcsc=C2977085
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}
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C 400 8600 1 270 1 40P05.sym
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{
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T 400 8600 5 8 0 0 90 2 1
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@ -290,15 +268,15 @@ device=40P05
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T 400 8600 5 10 0 0 0 0 1
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lcsc=C2886385
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}
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C -400 6700 1 0 0 GND.sym
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C -400 6500 1 0 0 GND.sym
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N -2000 9600 400 9600 4
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{
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T -2000 9600 5 10 1 1 0 0 1
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netname=VBUS1
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}
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N -1400 7600 -1600 7600 4
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N -1400 7500 -1600 7500 4
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{
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T -1800 7600 5 10 1 1 0 0 1
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T -1800 7500 5 10 1 1 0 0 1
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netname=VREF
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}
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T 1900 10000 9 10 1 0 0 0 2
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@ -317,27 +295,27 @@ footprint=UC1608X55N.lht
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T -2100 9200 5 10 0 1 0 0 1
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description=resistor, chip, 0603 (metric 1608), 1%
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}
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C -2100 7800 1 270 0 resistor-1.sym
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C -2100 7700 1 270 0 resistor-1.sym
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{
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T -1700 7500 5 10 0 0 270 0 1
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T -1700 7400 5 10 0 0 270 0 1
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device=RESISTOR
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T -2200 7400 5 10 1 1 0 6 1
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T -2200 7300 5 10 1 1 0 6 1
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refdes=R2
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T -2200 7100 5 10 1 1 0 6 1
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T -2200 7000 5 10 1 1 0 6 1
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value=21k
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T -1600 7600 5 10 0 1 270 0 1
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T -1600 7500 5 10 0 1 270 0 1
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footprint=UC1608X55N.lht
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T -2100 7800 5 10 0 1 0 0 1
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T -2100 7700 5 10 0 1 0 0 1
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description=resistor, chip, 0603 (metric 1608), 1%
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}
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T -2700 7000 9 10 1 0 90 0 2
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Vref = R2/(R1+R2) * Vover
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2.1 = 21/(34+21) *5.5
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C -2100 6700 1 0 0 GND.sym
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N -2000 8300 -2000 7800 4
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N -1400 7800 -2000 7800 4
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C -2100 6600 1 0 0 GND.sym
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N -2000 8300 -2000 7700 4
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N -1400 7700 -2000 7700 4
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{
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T -1200 7800 5 10 1 1 0 6 1
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T -1200 7700 5 10 1 1 0 6 1
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netname=VOVER1
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}
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N -2000 9600 -2000 9200 4
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@ -352,15 +330,15 @@ device=40P05
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T 3000 8600 5 10 0 0 0 0 1
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lcsc=C2886385
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}
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C 3800 6700 1 0 1 GND.sym
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C 3800 6500 1 0 1 GND.sym
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N 5400 9600 3000 9600 4
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{
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T 5400 9600 5 10 1 1 0 6 1
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netname=VBUS2
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}
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N 4800 7600 5000 7600 4
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N 4800 7500 5000 7500 4
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{
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T 5200 7600 5 10 1 1 0 6 1
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T 5200 7500 5 10 1 1 0 6 1
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netname=VREF
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}
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C 5500 9200 1 90 1 resistor-1.sym
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@ -376,24 +354,24 @@ value=34k
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T 5500 9200 5 10 0 1 0 0 1
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description=resistor, chip, 0603 (metric 1608), 1%
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}
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C 5500 7800 1 90 1 resistor-1.sym
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C 5500 7700 1 90 1 resistor-1.sym
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{
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T 5100 7500 5 10 0 0 270 2 1
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T 5100 7400 5 10 0 0 270 2 1
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device=RESISTOR
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T 5000 7600 5 10 0 1 270 2 1
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T 5000 7500 5 10 0 1 270 2 1
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footprint=UC1608X55N.lht
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T 5600 7400 5 10 1 1 0 0 1
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T 5600 7300 5 10 1 1 0 0 1
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refdes=R6
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T 5600 7100 5 10 1 1 0 0 1
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T 5600 7000 5 10 1 1 0 0 1
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value=21k
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T 5500 7800 5 10 0 1 0 0 1
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T 5500 7700 5 10 0 1 0 0 1
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description=resistor, chip, 0603 (metric 1608), 1%
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}
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C 5500 6700 1 0 1 GND.sym
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N 5400 8300 5400 7800 4
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N 4800 7800 5400 7800 4
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C 5500 6600 1 0 1 GND.sym
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N 5400 8300 5400 7700 4
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N 4800 7700 5400 7700 4
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{
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T 4600 7800 5 10 1 1 0 0 1
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T 4600 7700 5 10 1 1 0 0 1
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netname=VOVER2
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}
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N 5400 9600 5400 9200 4
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@ -543,7 +521,6 @@ footprint=UC1608X55N.lht
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T 500 9600 5 10 0 1 0 6 1
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description=resistor, chip, 0603 (metric 1608), 1%
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}
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N 400 8700 400 8600 4
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N 400 8600 800 8600 4
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C 2900 9600 1 270 0 resistor-1.sym
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{
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@ -558,17 +535,16 @@ value=100k
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T 2900 9600 5 10 0 1 0 6 1
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description=resistor, chip, 0603 (metric 1608), 1%
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}
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N 3000 8700 3000 8600 4
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N 2600 8600 3000 8600 4
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N 800 8600 800 7700 4
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N 800 8600 800 7600 4
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T 700 7400 9 10 1 0 0 0 1
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open-collector output
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C -6400 7100 1 0 0 HT75xx-3.sym
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{
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T -6400 7100 5 8 0 0 0 0 1
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footprint=SOT95P280X145-5N.fp
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footprint=SOT95P280X145-5N.lht
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T -5850 8260 5 10 1 1 0 3 1
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refdes=U2
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refdes=U1
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T -5340 7440 5 10 0 1 0 2 1
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device=HT75xx-3
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T -5500 8300 5 10 1 1 0 0 1
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@ -584,4 +560,24 @@ N -4300 8000 -3700 8000 4
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T -4200 8000 5 10 1 1 0 0 1
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netname=VREF
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}
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N 2600 7700 2600 8600 4
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N 2600 7600 2600 8600 4
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C -1400 6700 1 0 0 LM339PW_part-1-4-COMP1.sym
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{
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T -1400 6700 5 8 0 0 0 0 1
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footprint=SOP65P640X120-14N.lht
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T -1000 8120 5 10 1 1 0 0 1
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refdes=U2
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T -200 6860 5 10 1 1 0 0 1
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device=LM339PW
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}
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C 4800 6700 1 0 1 LM339PW_part-3-4-COMP3.sym
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{
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T 4800 6700 5 8 0 0 0 6 1
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footprint=SOP65P640X120-14N.lht
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T 3200 8120 5 10 1 1 0 6 1
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refdes=U2
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T 4800 6860 5 10 1 1 0 6 1
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device=LM339PW
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}
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N 400 8700 400 8600 4
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N 3000 8700 3000 8600 4
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