EESchema Schematic File Version 2
LIBS:power
LIBS:device
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:cmos4000
LIBS:adc-dac
LIBS:memory
LIBS:xilinx
LIBS:microcontrollers
LIBS:dsp
LIBS:microchip
LIBS:analog_switches
LIBS:motorola
LIBS:texas
LIBS:intel
LIBS:audio
LIBS:interface
LIBS:digital-audio
LIBS:philips
LIBS:display
LIBS:cypress
LIBS:siliconi
LIBS:opto
LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:satnogs
LIBS:SatNOGS_EndStop-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L TCST2103 SW1
U 1 1 55BCD149
P 4005 3705
F 0 "SW1" H 4255 3405 60  0000 C BNN
F 1 "TCST2103" H 4005 4005 60  0000 C TNN
F 2 "satnogs:TCST2103" H 4005 3705 60  0001 C CNN
F 3 "http://www.mouser.com/ds/2/427/tcst2103-279826.pdf" H 4005 3705 60  0001 C CNN
F 4 "Mouser 782-TCST2103 " H 4005 3705 60  0001 C CNN "Distributor"
F 5 "TCST2103" H 4005 3705 60  0001 C CNN "Manufacturer"
F 6 "-" H 4005 3705 60  0001 C CNN "Package"
F 7 "-" H 4005 3705 60  0001 C CNN "Notes"
F 8 "1.59€" H 4005 3705 60  0001 C CNN "Price"
	1    4005 3705
	1    0    0    -1  
$EndComp
$Comp
L R R1
U 1 1 55BCD813
P 3405 3205
F 0 "R1" V 3485 3205 50  0000 C CNN
F 1 "180" V 3405 3205 50  0000 C CNN
F 2 "Resistors_SMD:R_0805_HandSoldering" V 3335 3205 30  0001 C CNN
F 3 "http://www.mouser.com/ds/2/427/dcrcwe3-109170.pdf" H 3405 3205 30  0001 C CNN
F 4 "Mouser 71-CRCW0805180RJNEA " V 3405 3205 60  0001 C CNN "Distributor"
F 5 "CRCW0805180RJNEA" V 3405 3205 60  0001 C CNN "Manufacturer"
F 6 "0805" V 3405 3205 60  0001 C CNN "Package"
F 7 "1/8W 5%" V 3405 3205 60  0001 C CNN "Notes"
F 8 "0.091 €" V 3405 3205 60  0001 C CNN "Price"
	1    3405 3205
	1    0    0    -1  
$EndComp
$Comp
L R R2
U 1 1 55BCD89E
P 4955 3205
F 0 "R2" V 5035 3205 50  0000 C CNN
F 1 "1k5" V 4955 3205 50  0000 C CNN
F 2 "Resistors_SMD:R_0805_HandSoldering" V 4885 3205 30  0001 C CNN
F 3 "http://www.mouser.com/ds/2/427/dcrcwe3-109170.pdf" H 4955 3205 30  0001 C CNN
F 4 "Mouser 71-CRCW0805J-1.5K-E3" V 4955 3205 60  0001 C CNN "Distributor"
F 5 "CRCW08051K50JNEA" V 4955 3205 60  0001 C CNN "Manufacturer"
F 6 "0805" V 4955 3205 60  0001 C CNN "Package"
F 7 "1/8W 5%" V 4955 3205 60  0001 C CNN "Notes"
F 8 "0.091€" V 4955 3205 60  0001 C CNN "Price"
	1    4955 3205
	1    0    0    -1  
$EndComp
$Comp
L R R3
U 1 1 55BCD8ED
P 4955 4555
F 0 "R3" V 5035 4555 50  0000 C CNN
F 1 "1k" V 4955 4555 50  0000 C CNN
F 2 "Resistors_SMD:R_0805_HandSoldering" V 4885 4555 30  0001 C CNN
F 3 "http://www.mouser.com/ds/2/427/dcrcwe3-109170.pdf" H 4955 4555 30  0001 C CNN
F 4 "Mouser 71-CRCW08051K00JNEB " V 4955 4555 60  0001 C CNN "Distributor"
F 5 "CRCW08051K00JNEB" V 4955 4555 60  0001 C CNN "Manufacturer"
F 6 "0805" V 4955 4555 60  0001 C CNN "Package"
F 7 "1/8W 5%" V 4955 4555 60  0001 C CNN "Notes"
F 8 "0.091€" V 4955 4555 60  0001 C CNN "Price"
	1    4955 4555
	1    0    0    -1  
$EndComp
$Comp
L LED D1
U 1 1 55BCD94A
P 4955 4105
F 0 "D1" H 4955 4205 50  0000 C CNN
F 1 "LED" H 4955 4005 50  0000 C CNN
F 2 "LEDs:LED-3MM" H 4955 4105 60  0001 C CNN
F 3 "https://www.sparkfun.com/datasheets/Components/LED/YSL-R341K3D-D2.pdf" H 4955 4105 60  0001 C CNN
F 4 "SparkFun COM-09650" H 4955 4105 60  0001 C CNN "Distributor"
F 5 "-" H 4955 4105 60  0001 C CNN "Manufacturer"
F 6 "Green 3mm pitch 2.54" H 4955 4105 60  0001 C CNN "Package"
F 7 "-" H 4955 4105 60  0001 C CNN "Notes"
F 8 "0.33€" H 4955 4105 60  0001 C CNN "Price"
	1    4955 4105
	0    -1   -1   0   
$EndComp
$Comp
L CONN_01X03 P1
U 1 1 55BE41ED
P 7680 3955
F 0 "P1" H 7680 4155 50  0000 C CNN
F 1 "CONN_01X03" V 7780 3955 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Angled_1x03" H 7680 3955 60  0001 C CNN
F 3 "-" H 7680 3955 60  0001 C CNN
F 4 "SparkFun PRT-00553" H 7680 3955 60  0001 C CNN "Distributor"
F 5 "-" H 7680 3955 60  0001 C CNN "Manufacturer"
F 6 "1x40 pin right-angle pitch 2.54" H 7680 3955 60  0001 C CNN "Package"
F 7 "-" H 7680 3955 60  0001 C CNN "Notes"
F 8 "1.85€" H 7680 3955 60  0001 C CNN "Price"
	1    7680 3955
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR01
U 1 1 55BE450D
P 6425 4395
F 0 "#PWR01" H 6425 4145 50  0001 C CNN
F 1 "GND" H 6425 4245 50  0000 C CNN
F 2 "" H 6425 4395 60  0000 C CNN
F 3 "" H 6425 4395 60  0000 C CNN
	1    6425 4395
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR02
U 1 1 55BE463C
P 7230 3730
F 0 "#PWR02" H 7230 3580 50  0001 C CNN
F 1 "+5V" H 7230 3870 50  0000 C CNN
F 2 "" H 7230 3730 60  0000 C CNN
F 3 "" H 7230 3730 60  0000 C CNN
	1    7230 3730
	1    0    0    -1  
$EndComp
Wire Wire Line
	3405 3355 3405 3555
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
	3405 3855 3405 4755
Wire Wire Line
	3405 2880 3405 3055
$Comp
L PWR_FLAG #FLG03
U 1 1 55BEA987
P 6425 4085
F 0 "#FLG03" H 6425 4180 50  0001 C CNN
F 1 "PWR_FLAG" H 6425 4265 50  0000 C CNN
F 2 "" H 6425 4085 60  0000 C CNN
F 3 "" H 6425 4085 60  0000 C CNN
	1    6425 4085
	1    0    0    -1  
$EndComp
$Comp
L PWR_FLAG #FLG04
U 1 1 55BEAF0A
P 6950 3780
F 0 "#FLG04" H 6950 3875 50  0001 C CNN
F 1 "PWR_FLAG" H 6950 3960 50  0000 C CNN
F 2 "" H 6950 3780 60  0000 C CNN
F 3 "" H 6950 3780 60  0000 C CNN
	1    6950 3780
	1    0    0    -1  
$EndComp
Wire Wire Line
	4505 3555 4730 3555
Wire Wire Line
	4955 3355 4955 3905
Connection ~ 4955 3855
Wire Wire Line
	4955 2880 4955 3055
Wire Wire Line
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Wire Wire Line
	4955 4705 4955 4780
$Comp
L GND #PWR05
U 1 1 55BEEF1F
P 4730 3630
F 0 "#PWR05" H 4730 3380 50  0001 C CNN
F 1 "GND" H 4730 3480 50  0000 C CNN
F 2 "" H 4730 3630 60  0000 C CNN
F 3 "" H 4730 3630 60  0000 C CNN
	1    4730 3630
	1    0    0    -1  
$EndComp
Wire Wire Line
	4730 3555 4730 3630
$Comp
L +5V #PWR06
U 1 1 55BEF274
P 4955 2880
F 0 "#PWR06" H 4955 2730 50  0001 C CNN
F 1 "+5V" H 4955 3020 50  0000 C CNN
F 2 "" H 4955 2880 60  0000 C CNN
F 3 "" H 4955 2880 60  0000 C CNN
	1    4955 2880
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR07
U 1 1 55BEF291
P 3405 2880
F 0 "#PWR07" H 3405 2730 50  0001 C CNN
F 1 "+5V" H 3405 3020 50  0000 C CNN
F 2 "" H 3405 2880 60  0000 C CNN
F 3 "" H 3405 2880 60  0000 C CNN
	1    3405 2880
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR08
U 1 1 55BEF660
P 4955 4780
F 0 "#PWR08" H 4955 4530 50  0001 C CNN
F 1 "GND" H 4955 4630 50  0000 C CNN
F 2 "" H 4955 4780 60  0000 C CNN
F 3 "" H 4955 4780 60  0000 C CNN
	1    4955 4780
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR09
U 1 1 55BEF67D
P 3405 4755
F 0 "#PWR09" H 3405 4505 50  0001 C CNN
F 1 "GND" H 3405 4605 50  0000 C CNN
F 2 "" H 3405 4755 60  0000 C CNN
F 3 "" H 3405 4755 60  0000 C CNN
	1    3405 4755
	1    0    0    -1  
$EndComp
Wire Wire Line
	4505 3855 5155 3855
Text Label 5155 3855 0    60   ~ 0
Signal
Wire Wire Line
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Text Label 7230 4055 0    60   ~ 0
Signal
$Comp
L Q_NMOS_GSD Q1
U 1 1 5703748F
P 6800 4060
F 0 "Q1" H 7100 4110 50  0000 R CNN
F 1 "Q_NMOS_GSD" H 7450 4010 50  0000 R CNN
F 2 "TO_SOT_Packages_SMD:SOT-23_Handsoldering" H 7000 4160 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/427/SI2312CD-244454.pdf" H 6800 4060 50  0001 C CNN
F 4 "Mouser 781-SI2312CDS-T1-GE3" H 6800 4060 60  0001 C CNN "Distributor"
F 5 "SI2312CDS-T1-GE3" H 6800 4060 60  0001 C CNN "Manufacturer"
F 6 "SOT-23-3" H 6800 4060 60  0001 C CNN "Package"
F 7 "-" H 6800 4060 60  0001 C CNN "Notes"
F 8 "0.398" H 6800 4060 60  0001 C CNN "Price"
	1    6800 4060
	0    1    1    0   
$EndComp
Wire Wire Line
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Wire Wire Line
	6800 3855 7480 3855
Wire Wire Line
	7000 4160 7120 4160
Wire Wire Line
	7120 3955 7480 3955
Wire Wire Line
	7230 3855 7230 3730
Connection ~ 7230 3855
Wire Wire Line
	6950 3780 6950 3855
Connection ~ 6950 3855
Wire Wire Line
	7120 4160 7120 3955
Wire Wire Line
	6600 4160 6425 4160
Wire Wire Line
	6425 4085 6425 4395
Connection ~ 6425 4160
Text Notes 6955 4465 0    79   ~ 0
Reverse current protection
Text Notes 5145 3710 0    79   ~ 0
0.8V - 4.5V
$EndSCHEMATC