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:ok1hra
LIBS:laser-sensor-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title "Laser filament sensor unit"
Date "2017-07-19"
Rev "0.1"
Comp "PRUSA Research s.r.o."
Comment1 "#ok1hra"
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L PAT9125EL U1
U 1 1 595118F0
P 5450 4100
F 0 "U1" H 5650 3800 60  0000 C CNN
F 1 "PAT9125EL" H 5400 4400 60  0000 C CNN
F 2 "ok1hra:PAT9125EL" H 5500 4100 60  0001 C CNN
F 3 "" H 5500 4100 60  0001 C CNN
	1    5450 4100
	1    0    0    -1  
$EndComp
$Comp
L C_Small C3
U 1 1 596DE90B
P 4650 4300
F 0 "C3" H 4660 4370 50  0000 L CNN
F 1 "100n" H 4660 4220 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603" H 4650 4300 50  0001 C CNN
F 3 "" H 4650 4300 50  0000 C CNN
	1    4650 4300
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR01
U 1 1 596DE964
P 4650 4400
F 0 "#PWR01" H 4650 4150 50  0001 C CNN
F 1 "GND" H 4650 4250 50  0000 C CNN
F 2 "" H 4650 4400 50  0000 C CNN
F 3 "" H 4650 4400 50  0000 C CNN
	1    4650 4400
	1    0    0    -1  
$EndComp
$Comp
L C_Small C2
U 1 1 596DE985
P 4400 4300
F 0 "C2" H 4410 4370 50  0000 L CNN
F 1 "10u" H 4410 4220 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603" H 4400 4300 50  0001 C CNN
F 3 "" H 4400 4300 50  0000 C CNN
	1    4400 4300
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR02
U 1 1 596DE9AF
P 4400 4400
F 0 "#PWR02" H 4400 4150 50  0001 C CNN
F 1 "GND" H 4400 4250 50  0000 C CNN
F 2 "" H 4400 4400 50  0000 C CNN
F 3 "" H 4400 4400 50  0000 C CNN
	1    4400 4400
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR03
U 1 1 596DEA02
P 4950 4250
F 0 "#PWR03" H 4950 4000 50  0001 C CNN
F 1 "GND" H 4950 4100 50  0000 C CNN
F 2 "" H 4950 4250 50  0000 C CNN
F 3 "" H 4950 4250 50  0000 C CNN
	1    4950 4250
	1    0    0    -1  
$EndComp
NoConn ~ 5450 4450
$Comp
L C_Small C1
U 1 1 596DEA23
P 4150 4300
F 0 "C1" H 4160 4370 50  0000 L CNN
F 1 "4u7" H 4160 4220 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603" H 4150 4300 50  0001 C CNN
F 3 "" H 4150 4300 50  0000 C CNN
	1    4150 4300
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR04
U 1 1 596DEB3A
P 4150 4400
F 0 "#PWR04" H 4150 4150 50  0001 C CNN
F 1 "GND" H 4150 4250 50  0000 C CNN
F 2 "" H 4150 4400 50  0000 C CNN
F 3 "" H 4150 4400 50  0000 C CNN
	1    4150 4400
	1    0    0    -1  
$EndComp
$Comp
L CONN_01X04 P1
U 1 1 596DEB87
P 7750 4200
F 0 "P1" H 7750 4450 50  0000 C CNN
F 1 "CONN_01X04" V 7850 4200 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x04" H 7750 4200 50  0001 C CNN
F 3 "" H 7750 4200 50  0000 C CNN
	1    7750 4200
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR05
U 1 1 596DEBF1
P 7550 4150
F 0 "#PWR05" H 7550 3900 50  0001 C CNN
F 1 "GND" H 7550 4000 50  0000 C CNN
F 2 "" H 7550 4150 50  0000 C CNN
F 3 "" H 7550 4150 50  0000 C CNN
	1    7550 4150
	0    1    1    0   
$EndComp
$Comp
L GND #PWR06
U 1 1 596DECD4
P 5950 3950
F 0 "#PWR06" H 5950 3700 50  0001 C CNN
F 1 "GND" H 5950 3800 50  0000 C CNN
F 2 "" H 5950 3950 50  0000 C CNN
F 3 "" H 5950 3950 50  0000 C CNN
	1    5950 3950
	-1   0    0    1   
$EndComp
NoConn ~ 5950 4050
$Comp
L 78xx U2
U 1 1 596F382C
P 6300 3650
F 0 "U2" H 6100 3450 60  0000 C CNN
F 1 "MCP1703T-3302E/CB" H 6050 3800 60  0000 C CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 6250 3650 60  0001 C CNN
F 3 "" H 6250 3650 60  0001 C CNN
	1    6300 3650
	-1   0    0    -1  
$EndComp
$Comp
L C_Small C4
U 1 1 596F4648
P 6850 3800
F 0 "C4" H 6860 3870 50  0000 L CNN
F 1 "4u7" H 6860 3720 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603" H 6850 3800 50  0001 C CNN
F 3 "" H 6850 3800 50  0000 C CNN
	1    6850 3800
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR07
U 1 1 596F472D
P 6850 3900
F 0 "#PWR07" H 6850 3650 50  0001 C CNN
F 1 "GND" H 6850 3750 50  0000 C CNN
F 2 "" H 6850 3900 50  0000 C CNN
F 3 "" H 6850 3900 50  0000 C CNN
	1    6850 3900
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR08
U 1 1 596F47D8
P 6300 4000
F 0 "#PWR08" H 6300 3750 50  0001 C CNN
F 1 "GND" H 6300 3850 50  0000 C CNN
F 2 "" H 6300 4000 50  0000 C CNN
F 3 "" H 6300 4000 50  0000 C CNN
	1    6300 4000
	1    0    0    -1  
$EndComp
Text Notes 7950 4350 0    60   ~ 0
+5V\nGND\nSCL\nSDA
$Comp
L LSF0102 U3
U 1 1 596F5C76
P 6700 4700
F 0 "U3" H 6450 5000 60  0000 C CNN
F 1 "LSF0102" H 6600 4400 60  0000 C CNN
F 2 "ok1hra:LSF0102" H 6650 4700 60  0001 C CNN
F 3 "" H 6650 4700 60  0000 C CNN
	1    6700 4700
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR09
U 1 1 596F5F1F
P 6200 4550
F 0 "#PWR09" H 6200 4300 50  0001 C CNN
F 1 "GND" H 6200 4400 50  0000 C CNN
F 2 "" H 6200 4550 50  0000 C CNN
F 3 "" H 6200 4550 50  0000 C CNN
	1    6200 4550
	-1   0    0    1   
$EndComp
$Comp
L R R1
U 1 1 596F62F7
P 7750 4750
F 0 "R1" V 7830 4750 50  0000 C CNN
F 1 "4k7" V 7750 4750 50  0000 C CNN
F 2 "Resistors_SMD:R_0603" V 7680 4750 50  0001 C CNN
F 3 "" H 7750 4750 50  0000 C CNN
	1    7750 4750
	0    -1   -1   0   
$EndComp
$Comp
L R R2
U 1 1 596F63F4
P 7750 4850
F 0 "R2" V 7830 4850 50  0000 C CNN
F 1 "4k7" V 7750 4850 50  0000 C CNN
F 2 "Resistors_SMD:R_0603" V 7680 4850 50  0001 C CNN
F 3 "" H 7750 4850 50  0000 C CNN
	1    7750 4850
	0    1    1    0   
$EndComp
Wire Wire Line
	4400 4150 4950 4150
Wire Wire Line
	4400 4150 4400 4200
Wire Wire Line
	4650 3650 4650 4200
Connection ~ 4650 4150
Wire Wire Line
	4950 4050 4150 4050
Wire Wire Line
	4150 4050 4150 4200
Wire Wire Line
	4950 3950 4650 3950
Wire Wire Line
	7550 4050 7350 4050
Wire Wire Line
	7350 3650 7350 4650
Connection ~ 4650 3950
Wire Wire Line
	5850 3650 4650 3650
Wire Wire Line
	6750 3650 7350 3650
Wire Wire Line
	6850 3700 6850 3650
Connection ~ 6850 3650
Connection ~ 4850 4150
Wire Wire Line
	7350 4650 7200 4650
Connection ~ 7350 4050
Wire Wire Line
	7200 4550 7950 4550
Connection ~ 7350 4550
Wire Wire Line
	7550 4250 7450 4250
Wire Wire Line
	7450 4250 7450 4750
Wire Wire Line
	7200 4750 7600 4750
Wire Wire Line
	6200 4750 6100 4750
Wire Wire Line
	6100 4750 6100 4250
Wire Wire Line
	6100 4250 5950 4250
Wire Wire Line
	7550 4350 7550 4850
Wire Wire Line
	7200 4850 7600 4850
Wire Wire Line
	6200 4850 6000 4850
Wire Wire Line
	6000 4850 6000 4150
Wire Wire Line
	6000 4150 5950 4150
Wire Wire Line
	6200 4650 4850 4650
Wire Wire Line
	4850 4650 4850 4150
Connection ~ 7550 4850
Connection ~ 7450 4750
Wire Wire Line
	7950 4550 7950 4850
Wire Wire Line
	7950 4850 7900 4850
Wire Wire Line
	7900 4750 7950 4750
Connection ~ 7950 4750
$EndSCHEMATC