sensor.sch

EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 6 6
Title "MiniFeed"
Date "2021-02-25"
Rev "1.0"
Comp "SG-O"
Comment1 "©CC BY 4.0"
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L global:VCNT2020 U?
U 1 1 6049A459
P 2200 3000
AR Path="/6049A459" Ref="U?"  Part="1" 
AR Path="/6047D150/6049A459" Ref="U6"  Part="1" 
F 0 "U6" H 2200 3465 50  0000 C CNN
F 1 "VCNT2020" H 2200 3374 50  0000 C CNN
F 2 "global:vcnt2020" H 2200 3000 50  0001 C CNN
F 3 "" H 2200 3000 50  0001 C CNN
F 4 "VCNT2020" H 2200 3000 50  0001 C CNN "manf#"
	1    2200 3000
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR?
U 1 1 6049A45F
P 1500 2300
AR Path="/6049A45F" Ref="#PWR?"  Part="1" 
AR Path="/6047D150/6049A45F" Ref="#PWR029"  Part="1" 
F 0 "#PWR029" H 1500 2150 50  0001 C CNN
F 1 "+3.3V" H 1515 2473 50  0000 C CNN
F 2 "" H 1500 2300 50  0001 C CNN
F 3 "" H 1500 2300 50  0001 C CNN
	1    1500 2300
	1    0    0    -1  
$EndComp
$Comp
L Device:R R?
U 1 1 6049A467
P 1500 2550
AR Path="/6049A467" Ref="R?"  Part="1" 
AR Path="/6047D150/6049A467" Ref="R20"  Part="1" 
F 0 "R20" H 1570 2596 50  0000 L CNN
F 1 "150R" H 1570 2505 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 1430 2550 50  0001 C CNN
F 3 "~" H 1500 2550 50  0001 C CNN
F 4 "C217745" H 1500 2550 50  0001 C CNN "lcsc#"
F 5 "ARG03FTC1500" H 1500 2550 50  0001 C CNN "manf#"
	1    1500 2550
	1    0    0    -1  
$EndComp
Wire Wire Line
	1500 2700 1500 2800
Wire Wire Line
	1500 2800 1600 2800
Wire Wire Line
	1500 2300 1500 2400
$Comp
L power:GND #PWR?
U 1 1 6049A470
P 1500 3300
AR Path="/6049A470" Ref="#PWR?"  Part="1" 
AR Path="/6047D150/6049A470" Ref="#PWR037"  Part="1" 
F 0 "#PWR037" H 1500 3050 50  0001 C CNN
F 1 "GND" H 1505 3127 50  0000 C CNN
F 2 "" H 1500 3300 50  0001 C CNN
F 3 "" H 1500 3300 50  0001 C CNN
	1    1500 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	1500 3300 1500 3200
Wire Wire Line
	1500 3200 1600 3200
$Comp
L power:GND #PWR?
U 1 1 6049A478
P 2900 3300
AR Path="/6049A478" Ref="#PWR?"  Part="1" 
AR Path="/6047D150/6049A478" Ref="#PWR038"  Part="1" 
F 0 "#PWR038" H 2900 3050 50  0001 C CNN
F 1 "GND" H 2905 3127 50  0000 C CNN
F 2 "" H 2900 3300 50  0001 C CNN
F 3 "" H 2900 3300 50  0001 C CNN
	1    2900 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	2800 3200 2900 3200
Wire Wire Line
	2900 3200 2900 3300
$Comp
L power:+3.3V #PWR?
U 1 1 6049A480
P 2900 2300
AR Path="/6049A480" Ref="#PWR?"  Part="1" 
AR Path="/6047D150/6049A480" Ref="#PWR030"  Part="1" 
F 0 "#PWR030" H 2900 2150 50  0001 C CNN
F 1 "+3.3V" H 2915 2473 50  0000 C CNN
F 2 "" H 2900 2300 50  0001 C CNN
F 3 "" H 2900 2300 50  0001 C CNN
	1    2900 2300
	1    0    0    -1  
$EndComp
Wire Wire Line
	2900 2300 2900 2400
Wire Wire Line
	2900 2700 2900 2800
Wire Wire Line
	2900 2800 2800 2800
$Comp
L global:VCNT2020 U?
U 1 1 6049A48B
P 4400 3000
AR Path="/6049A48B" Ref="U?"  Part="1" 
AR Path="/6047D150/6049A48B" Ref="U7"  Part="1" 
F 0 "U7" H 4400 3465 50  0000 C CNN
F 1 "VCNT2020" H 4400 3374 50  0000 C CNN
F 2 "global:vcnt2020" H 4400 3000 50  0001 C CNN
F 3 "" H 4400 3000 50  0001 C CNN
F 4 "VCNT2020" H 4400 3000 50  0001 C CNN "manf#"
	1    4400 3000
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR?
U 1 1 6049A491
P 3700 2300
AR Path="/6049A491" Ref="#PWR?"  Part="1" 
AR Path="/6047D150/6049A491" Ref="#PWR031"  Part="1" 
F 0 "#PWR031" H 3700 2150 50  0001 C CNN
F 1 "+3.3V" H 3715 2473 50  0000 C CNN
F 2 "" H 3700 2300 50  0001 C CNN
F 3 "" H 3700 2300 50  0001 C CNN
	1    3700 2300
	1    0    0    -1  
$EndComp
$Comp
L Device:R R?
U 1 1 6049A499
P 3700 2550
AR Path="/6049A499" Ref="R?"  Part="1" 
AR Path="/6047D150/6049A499" Ref="R22"  Part="1" 
F 0 "R22" H 3770 2596 50  0000 L CNN
F 1 "150R" H 3770 2505 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 3630 2550 50  0001 C CNN
F 3 "~" H 3700 2550 50  0001 C CNN
F 4 "C217745" H 3700 2550 50  0001 C CNN "lcsc#"
F 5 "ARG03FTC1500" H 3700 2550 50  0001 C CNN "manf#"
	1    3700 2550
	1    0    0    -1  
$EndComp
Wire Wire Line
	3700 2700 3700 2800
Wire Wire Line
	3700 2800 3800 2800
Wire Wire Line
	3700 2300 3700 2400
$Comp
L power:GND #PWR?
U 1 1 6049A4A2
P 3700 3300
AR Path="/6049A4A2" Ref="#PWR?"  Part="1" 
AR Path="/6047D150/6049A4A2" Ref="#PWR039"  Part="1" 
F 0 "#PWR039" H 3700 3050 50  0001 C CNN
F 1 "GND" H 3705 3127 50  0000 C CNN
F 2 "" H 3700 3300 50  0001 C CNN
F 3 "" H 3700 3300 50  0001 C CNN
	1    3700 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	3700 3300 3700 3200
Wire Wire Line
	3700 3200 3800 3200
$Comp
L power:GND #PWR?
U 1 1 6049A4AA
P 5100 3300
AR Path="/6049A4AA" Ref="#PWR?"  Part="1" 
AR Path="/6047D150/6049A4AA" Ref="#PWR040"  Part="1" 
F 0 "#PWR040" H 5100 3050 50  0001 C CNN
F 1 "GND" H 5105 3127 50  0000 C CNN
F 2 "" H 5100 3300 50  0001 C CNN
F 3 "" H 5100 3300 50  0001 C CNN
	1    5100 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	5000 3200 5100 3200
Wire Wire Line
	5100 3200 5100 3300
$Comp
L Device:R R?
U 1 1 6049A4B4
P 5100 2550
AR Path="/6049A4B4" Ref="R?"  Part="1" 
AR Path="/6047D150/6049A4B4" Ref="R23"  Part="1" 
F 0 "R23" H 5170 2596 50  0000 L CNN
F 1 "4k7" H 5170 2505 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 5030 2550 50  0001 C CNN
F 3 "~" H 5100 2550 50  0001 C CNN
F 4 "C304093" H 5100 2550 50  0001 C CNN "lcsc#"
F 5 "AR03FTD4701" H 5100 2550 50  0001 C CNN "manf#"
	1    5100 2550
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR?
U 1 1 6049A4BA
P 5100 2300
AR Path="/6049A4BA" Ref="#PWR?"  Part="1" 
AR Path="/6047D150/6049A4BA" Ref="#PWR032"  Part="1" 
F 0 "#PWR032" H 5100 2150 50  0001 C CNN
F 1 "+3.3V" H 5115 2473 50  0000 C CNN
F 2 "" H 5100 2300 50  0001 C CNN
F 3 "" H 5100 2300 50  0001 C CNN
	1    5100 2300
	1    0    0    -1  
$EndComp
Wire Wire Line
	5100 2300 5100 2400
Wire Wire Line
	5100 2700 5100 2800
Wire Wire Line
	5100 2800 5000 2800
$Comp
L Device:R R?
U 1 1 6049A4C6
P 2900 2550
AR Path="/6049A4C6" Ref="R?"  Part="1" 
AR Path="/6047D150/6049A4C6" Ref="R21"  Part="1" 
F 0 "R21" H 2970 2596 50  0000 L CNN
F 1 "4k7" H 2970 2505 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 2830 2550 50  0001 C CNN
F 3 "~" H 2900 2550 50  0001 C CNN
F 4 "C304093" H 2900 2550 50  0001 C CNN "lcsc#"
F 5 "AR03FTD4701" H 2900 2550 50  0001 C CNN "manf#"
	1    2900 2550
	1    0    0    -1  
$EndComp
$Comp
L Device:C C?
U 1 1 6049A4CE
P 2900 3050
AR Path="/6049A4CE" Ref="C?"  Part="1" 
AR Path="/6047D150/6049A4CE" Ref="C26"  Part="1" 
F 0 "C26" H 3015 3096 50  0000 L CNN
F 1 "DNP" H 3015 3005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 2938 2900 50  0001 C CNN
F 3 "~" H 2900 3050 50  0001 C CNN
F 4 "DNP" H 2900 3050 50  0001 C CNN "DNP"
F 5 "dnp" H 2900 3050 50  0001 C CNN "Config"
	1    2900 3050
	1    0    0    -1  
$EndComp
Connection ~ 2900 3200
Wire Wire Line
	2900 2900 2900 2800
Connection ~ 2900 2800
$Comp
L Device:C C?
U 1 1 6049A4D9
P 5100 3050
AR Path="/6049A4D9" Ref="C?"  Part="1" 
AR Path="/6047D150/6049A4D9" Ref="C27"  Part="1" 
F 0 "C27" H 5215 3096 50  0000 L CNN
F 1 "DNP" H 5215 3005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 5138 2900 50  0001 C CNN
F 3 "~" H 5100 3050 50  0001 C CNN
F 4 "DNP" H 5100 3050 50  0001 C CNN "DNP"
F 5 "dnp" H 5100 3050 50  0001 C CNN "Config"
	1    5100 3050
	1    0    0    -1  
$EndComp
Wire Wire Line
	5100 2900 5100 2800
Connection ~ 5100 2800
Connection ~ 5100 3200
Text Notes 2100 2400 0    50   ~ 0
15mA
Text Notes 4300 2400 0    50   ~ 0
15mA
Text HLabel 3000 2800 2    50   Output ~ 0
Sensor_A
Text HLabel 5200 2800 2    50   Output ~ 0
Sensor_B
Wire Wire Line
	5200 2800 5100 2800
Wire Wire Line
	2900 2800 3000 2800
$Comp
L global:VCNT2020 U?
U 1 1 604EAEDD
P 6600 3000
AR Path="/604EAEDD" Ref="U?"  Part="1" 
AR Path="/6047D150/604EAEDD" Ref="U8"  Part="1" 
F 0 "U8" H 6600 3465 50  0000 C CNN
F 1 "VCNT2020" H 6600 3374 50  0000 C CNN
F 2 "global:vcnt2020" H 6600 3000 50  0001 C CNN
F 3 "" H 6600 3000 50  0001 C CNN
F 4 "VCNT2020" H 6600 3000 50  0001 C CNN "manf#"
	1    6600 3000
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR?
U 1 1 604EAEE7
P 5900 2300
AR Path="/604EAEE7" Ref="#PWR?"  Part="1" 
AR Path="/6047D150/604EAEE7" Ref="#PWR033"  Part="1" 
F 0 "#PWR033" H 5900 2150 50  0001 C CNN
F 1 "+3.3V" H 5915 2473 50  0000 C CNN
F 2 "" H 5900 2300 50  0001 C CNN
F 3 "" H 5900 2300 50  0001 C CNN
	1    5900 2300
	1    0    0    -1  
$EndComp
$Comp
L Device:R R?
U 1 1 604EAEF3
P 5900 2550
AR Path="/604EAEF3" Ref="R?"  Part="1" 
AR Path="/6047D150/604EAEF3" Ref="R24"  Part="1" 
F 0 "R24" H 5970 2596 50  0000 L CNN
F 1 "150R" H 5970 2505 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 5830 2550 50  0001 C CNN
F 3 "~" H 5900 2550 50  0001 C CNN
F 4 "C217745" H 5900 2550 50  0001 C CNN "lcsc#"
F 5 "ARG03FTC1500" H 5900 2550 50  0001 C CNN "manf#"
	1    5900 2550
	1    0    0    -1  
$EndComp
Wire Wire Line
	5900 2700 5900 2800
Wire Wire Line
	5900 2800 6000 2800
Wire Wire Line
	5900 2300 5900 2400
$Comp
L power:GND #PWR?
U 1 1 604EAF00
P 5900 3300
AR Path="/604EAF00" Ref="#PWR?"  Part="1" 
AR Path="/6047D150/604EAF00" Ref="#PWR041"  Part="1" 
F 0 "#PWR041" H 5900 3050 50  0001 C CNN
F 1 "GND" H 5905 3127 50  0000 C CNN
F 2 "" H 5900 3300 50  0001 C CNN
F 3 "" H 5900 3300 50  0001 C CNN
	1    5900 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	5900 3300 5900 3200
Wire Wire Line
	5900 3200 6000 3200
$Comp
L power:GND #PWR?
U 1 1 604EAF0C
P 7300 3300
AR Path="/604EAF0C" Ref="#PWR?"  Part="1" 
AR Path="/6047D150/604EAF0C" Ref="#PWR042"  Part="1" 
F 0 "#PWR042" H 7300 3050 50  0001 C CNN
F 1 "GND" H 7305 3127 50  0000 C CNN
F 2 "" H 7300 3300 50  0001 C CNN
F 3 "" H 7300 3300 50  0001 C CNN
	1    7300 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	7200 3200 7300 3200
Wire Wire Line
	7300 3200 7300 3300
$Comp
L power:+3.3V #PWR?
U 1 1 604EAF18
P 7300 2300
AR Path="/604EAF18" Ref="#PWR?"  Part="1" 
AR Path="/6047D150/604EAF18" Ref="#PWR034"  Part="1" 
F 0 "#PWR034" H 7300 2150 50  0001 C CNN
F 1 "+3.3V" H 7315 2473 50  0000 C CNN
F 2 "" H 7300 2300 50  0001 C CNN
F 3 "" H 7300 2300 50  0001 C CNN
	1    7300 2300
	1    0    0    -1  
$EndComp
Wire Wire Line
	7300 2300 7300 2400
Wire Wire Line
	7300 2700 7300 2800
Wire Wire Line
	7300 2800 7200 2800
$Comp
L global:VCNT2020 U?
U 1 1 604EAF26
P 8800 3000
AR Path="/604EAF26" Ref="U?"  Part="1" 
AR Path="/6047D150/604EAF26" Ref="U9"  Part="1" 
F 0 "U9" H 8800 3465 50  0000 C CNN
F 1 "VCNT2020" H 8800 3374 50  0000 C CNN
F 2 "global:vcnt2020" H 8800 3000 50  0001 C CNN
F 3 "" H 8800 3000 50  0001 C CNN
F 4 "VCNT2020" H 8800 3000 50  0001 C CNN "manf#"
	1    8800 3000
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR?
U 1 1 604EAF30
P 8100 2300
AR Path="/604EAF30" Ref="#PWR?"  Part="1" 
AR Path="/6047D150/604EAF30" Ref="#PWR035"  Part="1" 
F 0 "#PWR035" H 8100 2150 50  0001 C CNN
F 1 "+3.3V" H 8115 2473 50  0000 C CNN
F 2 "" H 8100 2300 50  0001 C CNN
F 3 "" H 8100 2300 50  0001 C CNN
	1    8100 2300
	1    0    0    -1  
$EndComp
$Comp
L Device:R R?
U 1 1 604EAF3C
P 8100 2550
AR Path="/604EAF3C" Ref="R?"  Part="1" 
AR Path="/6047D150/604EAF3C" Ref="R26"  Part="1" 
F 0 "R26" H 8170 2596 50  0000 L CNN
F 1 "150R" H 8170 2505 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 8030 2550 50  0001 C CNN
F 3 "~" H 8100 2550 50  0001 C CNN
F 4 "C217745" H 8100 2550 50  0001 C CNN "lcsc#"
F 5 "ARG03FTC1500" H 8100 2550 50  0001 C CNN "manf#"
	1    8100 2550
	1    0    0    -1  
$EndComp
Wire Wire Line
	8100 2700 8100 2800
Wire Wire Line
	8100 2800 8200 2800
Wire Wire Line
	8100 2300 8100 2400
$Comp
L power:GND #PWR?
U 1 1 604EAF49
P 8100 3300
AR Path="/604EAF49" Ref="#PWR?"  Part="1" 
AR Path="/6047D150/604EAF49" Ref="#PWR043"  Part="1" 
F 0 "#PWR043" H 8100 3050 50  0001 C CNN
F 1 "GND" H 8105 3127 50  0000 C CNN
F 2 "" H 8100 3300 50  0001 C CNN
F 3 "" H 8100 3300 50  0001 C CNN
	1    8100 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	8100 3300 8100 3200
Wire Wire Line
	8100 3200 8200 3200
$Comp
L power:GND #PWR?
U 1 1 604EAF55
P 9500 3300
AR Path="/604EAF55" Ref="#PWR?"  Part="1" 
AR Path="/6047D150/604EAF55" Ref="#PWR044"  Part="1" 
F 0 "#PWR044" H 9500 3050 50  0001 C CNN
F 1 "GND" H 9505 3127 50  0000 C CNN
F 2 "" H 9500 3300 50  0001 C CNN
F 3 "" H 9500 3300 50  0001 C CNN
	1    9500 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	9400 3200 9500 3200
Wire Wire Line
	9500 3200 9500 3300
$Comp
L Device:R R?
U 1 1 604EAF63
P 9500 2550
AR Path="/604EAF63" Ref="R?"  Part="1" 
AR Path="/6047D150/604EAF63" Ref="R27"  Part="1" 
F 0 "R27" H 9570 2596 50  0000 L CNN
F 1 "4k7" H 9570 2505 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 9430 2550 50  0001 C CNN
F 3 "~" H 9500 2550 50  0001 C CNN
F 4 "C304093" H 9500 2550 50  0001 C CNN "lcsc#"
F 5 "AR03FTD4701" H 9500 2550 50  0001 C CNN "manf#"
	1    9500 2550
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR?
U 1 1 604EAF6D
P 9500 2300
AR Path="/604EAF6D" Ref="#PWR?"  Part="1" 
AR Path="/6047D150/604EAF6D" Ref="#PWR036"  Part="1" 
F 0 "#PWR036" H 9500 2150 50  0001 C CNN
F 1 "+3.3V" H 9515 2473 50  0000 C CNN
F 2 "" H 9500 2300 50  0001 C CNN
F 3 "" H 9500 2300 50  0001 C CNN
	1    9500 2300
	1    0    0    -1  
$EndComp
Wire Wire Line
	9500 2300 9500 2400
Wire Wire Line
	9500 2700 9500 2800
Wire Wire Line
	9500 2800 9400 2800
$Comp
L Device:R R?
U 1 1 604EAF7C
P 7300 2550
AR Path="/604EAF7C" Ref="R?"  Part="1" 
AR Path="/6047D150/604EAF7C" Ref="R25"  Part="1" 
F 0 "R25" H 7370 2596 50  0000 L CNN
F 1 "4k7" H 7370 2505 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 7230 2550 50  0001 C CNN
F 3 "~" H 7300 2550 50  0001 C CNN
F 4 "C304093" H 7300 2550 50  0001 C CNN "lcsc#"
F 5 "AR03FTD4701" H 7300 2550 50  0001 C CNN "manf#"
	1    7300 2550
	1    0    0    -1  
$EndComp
$Comp
L Device:C C?
U 1 1 604EAF88
P 7300 3050
AR Path="/604EAF88" Ref="C?"  Part="1" 
AR Path="/6047D150/604EAF88" Ref="C28"  Part="1" 
F 0 "C28" H 7415 3096 50  0000 L CNN
F 1 "DNP" H 7415 3005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 7338 2900 50  0001 C CNN
F 3 "~" H 7300 3050 50  0001 C CNN
F 4 "DNP" H 7300 3050 50  0001 C CNN "DNP"
F 5 "dnp" H 7300 3050 50  0001 C CNN "Config"
	1    7300 3050
	1    0    0    -1  
$EndComp
Connection ~ 7300 3200
Wire Wire Line
	7300 2900 7300 2800
Connection ~ 7300 2800
$Comp
L Device:C C?
U 1 1 604EAF97
P 9500 3050
AR Path="/604EAF97" Ref="C?"  Part="1" 
AR Path="/6047D150/604EAF97" Ref="C29"  Part="1" 
F 0 "C29" H 9615 3096 50  0000 L CNN
F 1 "DNP" H 9615 3005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 9538 2900 50  0001 C CNN
F 3 "~" H 9500 3050 50  0001 C CNN
F 4 "DNP" H 9500 3050 50  0001 C CNN "DNP"
F 5 "dnp" H 9500 3050 50  0001 C CNN "Config"
	1    9500 3050
	1    0    0    -1  
$EndComp
Wire Wire Line
	9500 2900 9500 2800
Connection ~ 9500 2800
Connection ~ 9500 3200
Text Notes 6500 2400 0    50   ~ 0
15mA
Text Notes 8700 2400 0    50   ~ 0
15mA
Text HLabel 7400 2800 2    50   Output ~ 0
Sensor_C
Text HLabel 9600 2800 2    50   Output ~ 0
Sensor_D
Wire Wire Line
	9600 2800 9500 2800
Wire Wire Line
	7300 2800 7400 2800
$EndSCHEMATC