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:RedunDC
LIBS:RedunDC-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date "16 jun 2015"
Rev "2"
Comp "Radio Helsinki: RedunDC"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L FUSE F2
U 1 1 551ADED1
P 8300 2800
F 0 "F2" H 8400 2850 40  0000 C CNN
F 1 "Polyfuse" H 8300 2650 40  0000 C CNN
F 2 "~" H 8300 2800 60  0000 C CNN
F 3 "~" H 8300 2800 60  0000 C CNN
	1    8300 2800
	1    0    0    -1  
$EndComp
$Comp
L FUSE F1
U 1 1 551ADEE0
P 3700 2800
F 0 "F1" H 3800 2850 40  0000 C CNN
F 1 "Polyfuse" H 3700 2650 40  0000 C CNN
F 2 "~" H 3700 2800 60  0000 C CNN
F 3 "~" H 3700 2800 60  0000 C CNN
	1    3700 2800
	1    0    0    -1  
$EndComp
$Comp
L ZENER D1
U 1 1 551ADF4F
P 4050 3450
F 0 "D1" H 4050 3550 50  0000 C CNN
F 1 "TVS" H 4050 3350 40  0000 C CNN
F 2 "~" H 4050 3450 60  0000 C CNN
F 3 "~" H 4050 3450 60  0000 C CNN
	1    4050 3450
	0    1    1    0   
$EndComp
$Comp
L DIODESCH D3
U 1 1 551ADF5E
P 5200 2800
F 0 "D3" H 5200 2900 40  0000 C CNN
F 1 "DIODESCH" H 5200 2700 40  0000 C CNN
F 2 "~" H 5200 2800 60  0000 C CNN
F 3 "~" H 5200 2800 60  0000 C CNN
	1    5200 2800
	1    0    0    -1  
$EndComp
$Comp
L DIODESCH D4
U 1 1 551ADF6B
P 6700 2800
F 0 "D4" H 6700 2700 40  0000 C CNN
F 1 "DIODESCH" H 6700 2900 40  0000 C CNN
F 2 "~" H 6700 2800 60  0000 C CNN
F 3 "~" H 6700 2800 60  0000 C CNN
	1    6700 2800
	-1   0    0    1   
$EndComp
$Comp
L ZENER D6
U 1 1 551ADF85
P 7950 3500
F 0 "D6" H 7950 3600 50  0000 C CNN
F 1 "TVS" H 7950 3400 40  0000 C CNN
F 2 "~" H 7950 3500 60  0000 C CNN
F 3 "~" H 7950 3500 60  0000 C CNN
	1    7950 3500
	0    1    1    0   
$EndComp
$Comp
L LED D5
U 1 1 551ADFCB
P 7525 3700
F 0 "D5" H 7525 3800 50  0000 C CNN
F 1 "LED" H 7525 3600 50  0000 C CNN
F 2 "~" H 7525 3700 60  0000 C CNN
F 3 "~" H 7525 3700 60  0000 C CNN
	1    7525 3700
	0    -1   -1   0   
$EndComp
$Comp
L R R2
U 1 1 551ADFF8
P 7100 3150
F 0 "R2" V 7180 3150 40  0000 C CNN
F 1 "Ra" V 7107 3151 40  0000 C CNN
F 2 "~" V 7030 3150 30  0000 C CNN
F 3 "~" H 7100 3150 30  0000 C CNN
	1    7100 3150
	1    0    0    -1  
$EndComp
$Comp
L LED D2
U 1 1 551AE00F
P 4425 3700
F 0 "D2" H 4425 3800 50  0000 C CNN
F 1 "LED" H 4425 3600 50  0000 C CNN
F 2 "~" H 4425 3700 60  0000 C CNN
F 3 "~" H 4425 3700 60  0000 C CNN
	1    4425 3700
	0    -1   -1   0   
$EndComp
$Comp
L R R1
U 1 1 551AE015
P 4800 3150
F 0 "R1" V 4880 3150 40  0000 C CNN
F 1 "Ra" V 4807 3151 40  0000 C CNN
F 2 "~" V 4730 3150 30  0000 C CNN
F 3 "~" H 4800 3150 30  0000 C CNN
	1    4800 3150
	1    0    0    -1  
$EndComp
$Comp
L CP1 C1
U 1 1 551AE068
P 6100 2500
F 0 "C1" H 6150 2600 50  0000 L CNN
F 1 "Cout" H 6150 2400 50  0000 L CNN
F 2 "~" H 6100 2500 60  0000 C CNN
F 3 "~" H 6100 2500 60  0000 C CNN
	1    6100 2500
	0    -1   -1   0   
$EndComp
$Comp
L CONN_2 P2
U 1 1 551AE0C7
P 5950 1750
F 0 "P2" V 5900 1750 40  0000 C CNN
F 1 "Vout" V 6000 1750 40  0000 C CNN
F 2 "" H 5950 1750 60  0000 C CNN
F 3 "" H 5950 1750 60  0000 C CNN
	1    5950 1750
	0    -1   -1   0   
$EndComp
$Comp
L CONN_2 P3
U 1 1 551AE0FE
P 8950 2900
F 0 "P3" V 8900 2900 40  0000 C CNN
F 1 "Vin2" V 9000 2900 40  0000 C CNN
F 2 "" H 8950 2900 60  0000 C CNN
F 3 "" H 8950 2900 60  0000 C CNN
	1    8950 2900
	1    0    0    -1  
$EndComp
$Comp
L CONN_2 P1
U 1 1 551AE10D
P 3050 2900
F 0 "P1" V 3000 2900 40  0000 C CNN
F 1 "Vin1" V 3100 2900 40  0000 C CNN
F 2 "" H 3050 2900 60  0000 C CNN
F 3 "" H 3050 2900 60  0000 C CNN
	1    3050 2900
	-1   0    0    -1  
$EndComp
$Comp
L CONN_3 K1
U 1 1 551AE11C
P 8500 5650
F 0 "K1" V 8450 5650 50  0000 C CNN
F 1 "STATUS" V 8550 5650 40  0000 C CNN
F 2 "" H 8500 5650 60  0000 C CNN
F 3 "" H 8500 5650 60  0000 C CNN
	1    8500 5650
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR01
U 1 1 551AE12B
P 8100 5800
F 0 "#PWR01" H 8100 5800 30  0001 C CNN
F 1 "GND" H 8100 5730 30  0001 C CNN
F 2 "" H 8100 5800 60  0000 C CNN
F 3 "" H 8100 5800 60  0000 C CNN
	1    8100 5800
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR02
U 1 1 551AE138
P 7100 4050
F 0 "#PWR02" H 7100 4050 30  0001 C CNN
F 1 "GND" H 7100 3980 30  0001 C CNN
F 2 "" H 7100 4050 60  0000 C CNN
F 3 "" H 7100 4050 60  0000 C CNN
	1    7100 4050
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR03
U 1 1 551AE13E
P 7950 4050
F 0 "#PWR03" H 7950 4050 30  0001 C CNN
F 1 "GND" H 7950 3980 30  0001 C CNN
F 2 "" H 7950 4050 60  0000 C CNN
F 3 "" H 7950 4050 60  0000 C CNN
	1    7950 4050
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR04
U 1 1 551AE144
P 4800 4050
F 0 "#PWR04" H 4800 4050 30  0001 C CNN
F 1 "GND" H 4800 3980 30  0001 C CNN
F 2 "" H 4800 4050 60  0000 C CNN
F 3 "" H 4800 4050 60  0000 C CNN
	1    4800 4050
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR05
U 1 1 551AE14A
P 4050 4050
F 0 "#PWR05" H 4050 4050 30  0001 C CNN
F 1 "GND" H 4050 3980 30  0001 C CNN
F 2 "" H 4050 4050 60  0000 C CNN
F 3 "" H 4050 4050 60  0000 C CNN
	1    4050 4050
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR06
U 1 1 551AE150
P 3450 3050
F 0 "#PWR06" H 3450 3050 30  0001 C CNN
F 1 "GND" H 3450 2980 30  0001 C CNN
F 2 "" H 3450 3050 60  0000 C CNN
F 3 "" H 3450 3050 60  0000 C CNN
	1    3450 3050
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR07
U 1 1 551AE160
P 8550 3050
F 0 "#PWR07" H 8550 3050 30  0001 C CNN
F 1 "GND" H 8550 2980 30  0001 C CNN
F 2 "" H 8550 3050 60  0000 C CNN
F 3 "" H 8550 3050 60  0000 C CNN
	1    8550 3050
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR08
U 1 1 551AE166
P 6350 2500
F 0 "#PWR08" H 6350 2500 30  0001 C CNN
F 1 "GND" H 6350 2430 30  0001 C CNN
F 2 "" H 6350 2500 60  0000 C CNN
F 3 "" H 6350 2500 60  0000 C CNN
	1    6350 2500
	0    -1   -1   0   
$EndComp
$Comp
L GND #PWR09
U 1 1 551AE16C
P 6350 2150
F 0 "#PWR09" H 6350 2150 30  0001 C CNN
F 1 "GND" H 6350 2080 30  0001 C CNN
F 2 "" H 6350 2150 60  0000 C CNN
F 3 "" H 6350 2150 60  0000 C CNN
	1    6350 2150
	0    -1   -1   0   
$EndComp
$Comp
L C C2
U 1 1 551AE174
P 6450 4300
F 0 "C2" H 6450 4400 40  0000 L CNN
F 1 "100nF" H 6456 4215 40  0000 L CNN
F 2 "~" H 6488 4150 30  0000 C CNN
F 3 "~" H 6450 4300 60  0000 C CNN
	1    6450 4300
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR010
U 1 1 551AE190
P 6450 4050
F 0 "#PWR010" H 6450 4150 30  0001 C CNN
F 1 "VCC" H 6450 4175 30  0000 C CNN
F 2 "" H 6450 4050 60  0000 C CNN
F 3 "" H 6450 4050 60  0000 C CNN
	1    6450 4050
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR011
U 1 1 551AE196
P 6450 4500
F 0 "#PWR011" H 6450 4500 30  0001 C CNN
F 1 "GND" H 6450 4430 30  0001 C CNN
F 2 "" H 6450 4500 60  0000 C CNN
F 3 "" H 6450 4500 60  0000 C CNN
	1    6450 4500
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR012
U 1 1 551AE7A0
P 5450 4150
F 0 "#PWR012" H 5450 4150 30  0001 C CNN
F 1 "GND" H 5450 4080 30  0001 C CNN
F 2 "" H 5450 4150 60  0000 C CNN
F 3 "" H 5450 4150 60  0000 C CNN
	1    5450 4150
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR013
U 1 1 551C2A2E
P 5100 5000
F 0 "#PWR013" H 5100 5100 30  0001 C CNN
F 1 "VCC" H 5100 5125 30  0000 C CNN
F 2 "" H 5100 5000 60  0000 C CNN
F 3 "" H 5100 5000 60  0000 C CNN
	1    5100 5000
	1    0    0    -1  
$EndComp
Text Label 5850 2400 1    60   ~ 0
Vout
Text Label 2600 5050 2    60   ~ 0
Vout
NoConn ~ 3800 5400
NoConn ~ 2700 5400
NoConn ~ 2700 5300
$Comp
L GND #PWR014
U 1 1 551C31E8
P 4200 5850
F 0 "#PWR014" H 4200 5850 30  0001 C CNN
F 1 "GND" H 4200 5780 30  0001 C CNN
F 2 "" H 4200 5850 60  0000 C CNN
F 3 "" H 4200 5850 60  0000 C CNN
	1    4200 5850
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR015
U 1 1 551C31EE
P 5000 5850
F 0 "#PWR015" H 5000 5850 30  0001 C CNN
F 1 "GND" H 5000 5780 30  0001 C CNN
F 2 "" H 5000 5850 60  0000 C CNN
F 3 "" H 5000 5850 60  0000 C CNN
	1    5000 5850
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR016
U 1 1 551C31F4
P 3300 5700
F 0 "#PWR016" H 3300 5700 30  0001 C CNN
F 1 "GND" H 3300 5630 30  0001 C CNN
F 2 "" H 3300 5700 60  0000 C CNN
F 3 "" H 3300 5700 60  0000 C CNN
	1    3300 5700
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR017
U 1 1 551C31FA
P 3200 5700
F 0 "#PWR017" H 3200 5700 30  0001 C CNN
F 1 "GND" H 3200 5630 30  0001 C CNN
F 2 "" H 3200 5700 60  0000 C CNN
F 3 "" H 3200 5700 60  0000 C CNN
	1    3200 5700
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR018
U 1 1 551C35F7
P 7100 4550
F 0 "#PWR018" H 7100 4650 30  0001 C CNN
F 1 "VCC" H 7100 4675 30  0000 C CNN
F 2 "" H 7100 4550 60  0000 C CNN
F 3 "" H 7100 4550 60  0000 C CNN
	1    7100 4550
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR019
U 1 1 551C35FD
P 7100 5400
F 0 "#PWR019" H 7100 5400 30  0001 C CNN
F 1 "GND" H 7100 5330 30  0001 C CNN
F 2 "" H 7100 5400 60  0000 C CNN
F 3 "" H 7100 5400 60  0000 C CNN
	1    7100 5400
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR020
U 1 1 551C3603
P 7100 6150
F 0 "#PWR020" H 7100 6150 30  0001 C CNN
F 1 "GND" H 7100 6080 30  0001 C CNN
F 2 "" H 7100 6150 60  0000 C CNN
F 3 "" H 7100 6150 60  0000 C CNN
	1    7100 6150
	1    0    0    -1  
$EndComp
$Comp
L LT3010_RH U2
U 1 1 551C391B
P 3250 5200
F 0 "U2" H 3250 5200 60  0000 C CNN
F 1 "LT3010_RH" H 3250 5300 60  0001 C CNN
F 2 "~" H 3250 5200 60  0000 C CNN
F 3 "~" H 3250 5200 60  0000 C CNN
F 4 "LT3010" H 3250 5300 60  0000 C CNN "Title"
	1    3250 5200
	1    0    0    -1  
$EndComp
$Comp
L R R3
U 1 1 551C3940
P 4200 5250
F 0 "R3" V 4280 5250 40  0000 C CNN
F 1 "1k5" V 4207 5251 40  0000 C CNN
F 2 "~" V 4130 5250 30  0000 C CNN
F 3 "~" H 4200 5250 30  0000 C CNN
	1    4200 5250
	1    0    0    -1  
$EndComp
$Comp
L R R4
U 1 1 551C394F
P 4200 5650
F 0 "R4" V 4280 5650 40  0000 C CNN
F 1 "1k1" V 4207 5651 40  0000 C CNN
F 2 "~" V 4130 5650 30  0000 C CNN
F 3 "~" H 4200 5650 30  0000 C CNN
	1    4200 5650
	1    0    0    -1  
$EndComp
$Comp
L C C3
U 1 1 551C395E
P 4450 5250
F 0 "C3" H 4450 5350 40  0000 L CNN
F 1 "100nF" H 4456 5165 40  0000 L CNN
F 2 "~" H 4488 5100 30  0000 C CNN
F 3 "~" H 4450 5250 60  0000 C CNN
	1    4450 5250
	1    0    0    -1  
$EndComp
$Comp
L C C4
U 1 1 551C396D
P 5000 5475
F 0 "C4" H 5000 5575 40  0000 L CNN
F 1 "10µF" H 5006 5390 40  0000 L CNN
F 2 "~" H 5038 5325 30  0000 C CNN
F 3 "~" H 5000 5475 60  0000 C CNN
	1    5000 5475
	1    0    0    -1  
$EndComp
$Comp
L R R5
U 1 1 551C3990
P 6450 5150
F 0 "R5" V 6530 5150 40  0000 C CNN
F 1 "100R" V 6457 5151 40  0000 C CNN
F 2 "~" V 6380 5150 30  0000 C CNN
F 3 "~" H 6450 5150 30  0000 C CNN
	1    6450 5150
	0    -1   -1   0   
$EndComp
$Comp
L PMGD370XN Q1
U 1 1 551C399F
P 7000 5150
F 0 "Q1" H 6950 5350 60  0000 R CNN
F 1 "PMGD370XN" V 7150 5400 60  0000 R CNN
F 2 "~" H 7000 5150 60  0000 C CNN
F 3 "~" H 7000 5150 60  0000 C CNN
	1    7000 5150
	1    0    0    -1  
$EndComp
$Comp
L PMGD370XN Q1
U 2 1 551C3AB3
P 7000 5900
F 0 "Q1" H 6950 6100 60  0000 R CNN
F 1 "PMGD370XN" V 7150 6150 60  0000 R CNN
F 2 "~" H 7000 5900 60  0000 C CNN
F 3 "~" H 7000 5900 60  0000 C CNN
	2    7000 5900
	1    0    0    -1  
$EndComp
$Comp
L R R6
U 1 1 551C3ABE
P 6450 5900
F 0 "R6" V 6530 5900 40  0000 C CNN
F 1 "100R" V 6457 5901 40  0000 C CNN
F 2 "~" V 6380 5900 30  0000 C CNN
F 3 "~" H 6450 5900 30  0000 C CNN
	1    6450 5900
	0    -1   -1   0   
$EndComp
$Comp
L R R7
U 1 1 551C3AC4
P 7900 5550
F 0 "R7" V 7980 5550 40  0000 C CNN
F 1 "4k7" V 7907 5551 40  0000 C CNN
F 2 "~" V 7830 5550 30  0000 C CNN
F 3 "~" H 7900 5550 30  0000 C CNN
	1    7900 5550
	0    -1   -1   0   
$EndComp
$Comp
L SPEAKER SP1
U 1 1 551C3AD1
P 7450 4750
F 0 "SP1" H 7350 5000 70  0000 C CNN
F 1 "Buzzer" V 7800 4750 70  0000 C CNN
F 2 "~" H 7450 4750 60  0000 C CNN
F 3 "~" H 7450 4750 60  0000 C CNN
	1    7450 4750
	1    0    0    -1  
$EndComp
$Comp
L R R12
U 1 1 56C4BAF5
P 7100 3700
F 0 "R12" V 7180 3700 40  0000 C CNN
F 1 "Rb" V 7107 3701 40  0000 C CNN
F 2 "~" V 7030 3700 30  0000 C CNN
F 3 "~" H 7100 3700 30  0000 C CNN
	1    7100 3700
	1    0    0    -1  
$EndComp
$Comp
L R R11
U 1 1 56C4C2BA
P 4800 3700
F 0 "R11" V 4880 3700 40  0000 C CNN
F 1 "Rb" V 4807 3701 40  0000 C CNN
F 2 "~" V 4730 3700 30  0000 C CNN
F 3 "~" H 4800 3700 30  0000 C CNN
	1    4800 3700
	1    0    0    -1  
$EndComp
$Comp
L R R9
U 1 1 56C4D929
P 7525 3150
F 0 "R9" V 7605 3150 40  0000 C CNN
F 1 "RL" V 7532 3151 40  0000 C CNN
F 2 "~" V 7455 3150 30  0000 C CNN
F 3 "~" H 7525 3150 30  0000 C CNN
	1    7525 3150
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR021
U 1 1 56C4D9F7
P 7525 4050
F 0 "#PWR021" H 7525 4050 30  0001 C CNN
F 1 "GND" H 7525 3980 30  0001 C CNN
F 2 "" H 7525 4050 60  0000 C CNN
F 3 "" H 7525 4050 60  0000 C CNN
	1    7525 4050
	1    0    0    -1  
$EndComp
Wire Wire Line
	3400 3000 3450 3000
Wire Wire Line
	3450 3000 3450 3050
Wire Wire Line
	5400 2800 6500 2800
Wire Wire Line
	5850 2800 5850 2100
Connection ~ 5850 2800
Wire Wire Line
	8600 3000 8550 3000
Wire Wire Line
	8550 3000 8550 3050
Wire Wire Line
	5850 2500 5950 2500
Connection ~ 5850 2500
Wire Wire Line
	6250 2500 6350 2500
Wire Wire Line
	6050 2100 6050 2150
Wire Wire Line
	6050 2150 6350 2150
Wire Wire Line
	4050 4050 4050 3650
Wire Wire Line
	7950 4050 7950 3700
Wire Wire Line
	6300 4100 6450 4100
Wire Wire Line
	6450 4050 6450 4150
Connection ~ 6450 4100
Wire Wire Line
	6450 4500 6450 4450
Wire Wire Line
	5900 4600 5900 5900
Wire Wire Line
	8150 5750 8100 5750
Wire Wire Line
	8100 5750 8100 5800
Wire Wire Line
	5500 4100 5450 4100
Wire Wire Line
	5450 4100 5450 4150
Wire Wire Line
	2700 5050 2600 5050
Wire Wire Line
	2650 5050 2650 5200
Wire Wire Line
	2650 5200 2700 5200
Connection ~ 2650 5050
Wire Wire Line
	3800 5050 5100 5050
Wire Wire Line
	5100 5050 5100 5000
Wire Wire Line
	3950 5200 3800 5200
Wire Wire Line
	3200 5700 3200 5650
Wire Wire Line
	3300 5650 3300 5700
Wire Wire Line
	4200 5850 4200 5800
Wire Wire Line
	5900 5900 6300 5900
Wire Wire Line
	6300 5150 5900 5150
Connection ~ 5900 5150
Wire Wire Line
	7150 4850 7100 4850
Wire Wire Line
	7100 4850 7100 4950
Wire Wire Line
	7150 4650 7100 4650
Wire Wire Line
	7100 4650 7100 4550
Wire Wire Line
	8150 5550 8050 5550
Wire Wire Line
	8150 5650 7100 5650
Wire Wire Line
	7100 5650 7100 5700
Wire Wire Line
	7100 5400 7100 5350
Wire Wire Line
	7100 6150 7100 6100
Wire Wire Line
	7750 5550 7675 5550
Wire Wire Line
	7675 5550 7675 5650
Connection ~ 7675 5650
Wire Wire Line
	6600 5150 6800 5150
Wire Wire Line
	6600 5900 6800 5900
Wire Wire Line
	3950 5200 3950 5450
Wire Wire Line
	3950 5450 4450 5450
Wire Wire Line
	4450 5450 4450 5400
Wire Wire Line
	4200 5400 4200 5500
Connection ~ 4200 5450
Wire Wire Line
	4200 5100 4200 5050
Connection ~ 4200 5050
Wire Wire Line
	4450 5100 4450 5050
Connection ~ 4450 5050
Wire Wire Line
	8050 2800 6900 2800
Wire Wire Line
	7100 3000 7100 2800
Connection ~ 7100 2800
Wire Wire Line
	7525 3000 7525 2800
Connection ~ 7525 2800
Wire Wire Line
	7950 3300 7950 2800
Connection ~ 7950 2800
Wire Wire Line
	7525 3500 7525 3300
Wire Wire Line
	7525 4050 7525 3900
Wire Wire Line
	7100 4050 7100 3850
Wire Wire Line
	7100 3300 7100 3550
Wire Wire Line
	6050 3600 6050 3425
Wire Wire Line
	6050 3425 7100 3425
Connection ~ 7100 3425
$Comp
L GND #PWR022
U 1 1 56C4E417
P 4425 4050
F 0 "#PWR022" H 4425 4050 30  0001 C CNN
F 1 "GND" H 4425 3980 30  0001 C CNN
F 2 "" H 4425 4050 60  0000 C CNN
F 3 "" H 4425 4050 60  0000 C CNN
	1    4425 4050
	1    0    0    -1  
$EndComp
Wire Wire Line
	4425 4050 4425 3900
$Comp
L R R8
U 1 1 56C4E4BE
P 4425 3150
F 0 "R8" V 4505 3150 40  0000 C CNN
F 1 "RL" V 4432 3151 40  0000 C CNN
F 2 "~" V 4355 3150 30  0000 C CNN
F 3 "~" H 4425 3150 30  0000 C CNN
	1    4425 3150
	1    0    0    -1  
$EndComp
Wire Wire Line
	4425 3000 4425 2800
Wire Wire Line
	4425 3500 4425 3300
Wire Wire Line
	4800 4050 4800 3850
Wire Wire Line
	4800 3550 4800 3300
Wire Wire Line
	4800 3000 4800 2800
Wire Wire Line
	3950 2800 5000 2800
Connection ~ 4800 2800
Connection ~ 4425 2800
Wire Wire Line
	4050 3250 4050 2800
Connection ~ 4050 2800
Wire Wire Line
	3400 2800 3450 2800
Wire Wire Line
	5000 5850 5000 5625
Wire Wire Line
	5000 5325 5000 5050
Connection ~ 5000 5050
Wire Wire Line
	8600 2800 8550 2800
Wire Wire Line
	5750 3600 5750 3425
Wire Wire Line
	5750 3425 4800 3425
Connection ~ 4800 3425
$Comp
L M74VHC1GT00 U1
U 1 1 56C51378
P 5900 4100
F 0 "U1" H 6100 4250 60  0000 C CNN
F 1 "M74VHC1GT00" H 6250 4400 60  0000 C CNN
F 2 "" H 5900 4100 60  0000 C CNN
F 3 "" H 5900 4100 60  0000 C CNN
	1    5900 4100
	0    1    1    0   
$EndComp
Text Notes 9675 5150 0    60   ~ 12
    12V:\n==============\n RL = 4k7\n Ra = 100k\n Rb = 22k\n Cout = 22µF / 35V\n Polyfuse = 1,5A
Text Notes 9650 6125 0    60   ~ 12
    48V:\n==============\n RL = 22k\n Ra = 470k\n Rb = 22k\n Cout = 10µF / 63V\n Polyfuse = 0,55A
$EndSCHEMATC