EESchema Schematic File Version 2
LIBS:atmel_avr
LIBS:breakout_boards
LIBS:common_devices
LIBS:conn_gen
LIBS:conn_special
LIBS:digital_logic
LIBS:driver
LIBS:el_mech
LIBS:i2c
LIBS:opamp
LIBS:optoisol
LIBS:power
LIBS:power_supply
LIBS:radio_tv
LIBS:serial_interface
LIBS:sureelectronics.net
LIBS:usbpower-cache
EELAYER 27 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title "USB Power"
Date "21 nov 2013"
Rev "1.0"
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L MC34063A U21
U 1 1 528639D5
P 3350 4800
F 0 "U21" H 3350 4350 60  0000 C CNN
F 1 "MC34063A" H 3350 5250 60  0000 C CNN
F 2 "" H 3350 4800 60  0000 C CNN
F 3 "" H 3350 4800 60  0000 C CNN
	1    3350 4800
	1    0    0    -1  
$EndComp
$Comp
L R R21
U 1 1 528639DB
P 2400 4700
F 0 "R21" V 2480 4700 50  0000 C CNN
F 1 "0.22" V 2400 4700 50  0000 C CNN
F 2 "" H 2400 4700 60  0000 C CNN
F 3 "" H 2400 4700 60  0000 C CNN
	1    2400 4700
	0    -1   -1   0   
$EndComp
Wire Wire Line
	2800 4200 2800 4700
Wire Wire Line
	2800 4200 3900 4200
Wire Wire Line
	3900 4200 3900 4500
Wire Wire Line
	3900 4500 3800 4500
Connection ~ 2800 4500
$Comp
L L L21
U 1 1 528639E7
P 4800 4700
F 0 "L21" H 4800 4800 60  0000 C CNN
F 1 "100u" H 4800 4600 60  0000 C CNN
F 2 "" H 4800 4700 60  0000 C CNN
F 3 "" H 4800 4700 60  0000 C CNN
	1    4800 4700
	1    0    0    -1  
$EndComp
$Comp
L SHOTTKY D21
U 1 1 528639ED
P 4500 5650
F 0 "D21" V 4575 5775 50  0000 C CNN
F 1 "SS24" V 4650 5775 50  0000 C CNN
F 2 "" H 4500 5650 60  0000 C CNN
F 3 "" H 4500 5650 60  0000 C CNN
	1    4500 5650
	1    0    0    1   
$EndComp
$Comp
L C C22
U 1 1 528639F3
P 4100 5650
F 0 "C22" V 4175 5750 50  0000 C CNN
F 1 "470p" V 4250 5750 50  0000 C CNN
F 2 "" H 4100 5650 60  0000 C CNN
F 3 "" H 4100 5650 60  0000 C CNN
	1    4100 5650
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR01
U 1 1 528639F9
P 4100 6000
F 0 "#PWR01" H 4100 6000 30  0001 C CNN
F 1 "GND" H 4100 5930 30  0000 C CNN
F 2 "" H 4100 6000 60  0000 C CNN
F 3 "" H 4100 6000 60  0000 C CNN
	1    4100 6000
	1    0    0    -1  
$EndComp
Wire Wire Line
	3800 5100 3900 5100
Wire Wire Line
	3900 5100 3900 5900
Wire Wire Line
	1900 5900 6600 5900
Wire Wire Line
	4500 5900 4500 5800
Wire Wire Line
	4100 5800 4100 6000
Connection ~ 4100 5900
Wire Wire Line
	4100 5500 4100 4900
Wire Wire Line
	4100 4900 3800 4900
Wire Wire Line
	3800 4700 4600 4700
Wire Wire Line
	4500 4700 4500 5500
Connection ~ 4500 4700
Wire Wire Line
	1700 4900 2900 4900
Wire Wire Line
	2000 1000 2000 4900
Wire Wire Line
	2000 4700 2200 4700
Wire Wire Line
	2900 4500 2800 4500
Wire Wire Line
	2600 4700 2900 4700
Connection ~ 2800 4700
Connection ~ 4500 5900
Wire Wire Line
	2800 5100 2900 5100
Connection ~ 2000 4700
$Comp
L CONN_2 P21
U 1 1 52863A44
P 1500 4950
F 0 "P21" H 1500 5200 60  0000 C CNN
F 1 "VBATT2" H 1500 5100 60  0000 C CNN
F 2 "" H 1500 4950 60  0000 C CNN
F 3 "" H 1500 4950 60  0000 C CNN
	1    1500 4950
	1    0    0    1   
$EndComp
Connection ~ 2000 4900
Wire Wire Line
	1900 5000 1700 5000
Wire Wire Line
	1900 2000 1900 5900
Connection ~ 3900 5900
Wire Wire Line
	5000 4700 5700 4700
$Comp
L MC34063A U11
U 1 1 52863D92
P 3350 1800
F 0 "U11" H 3350 1350 60  0000 C CNN
F 1 "MC34063A" H 3350 2250 60  0000 C CNN
F 2 "" H 3350 1800 60  0000 C CNN
F 3 "" H 3350 1800 60  0000 C CNN
	1    3350 1800
	1    0    0    -1  
$EndComp
$Comp
L R R11
U 1 1 52863D98
P 2400 1700
F 0 "R11" V 2480 1700 50  0000 C CNN
F 1 "0.22" V 2400 1700 50  0000 C CNN
F 2 "" H 2400 1700 60  0000 C CNN
F 3 "" H 2400 1700 60  0000 C CNN
	1    2400 1700
	0    -1   -1   0   
$EndComp
Wire Wire Line
	2800 1200 2800 1700
Wire Wire Line
	2800 1200 3900 1200
Wire Wire Line
	3900 1200 3900 1500
Wire Wire Line
	3900 1500 3800 1500
Connection ~ 2800 1500
$Comp
L L L11
U 1 1 52863DA4
P 4800 1700
F 0 "L11" H 4800 1800 60  0000 C CNN
F 1 "100u" H 4800 1600 60  0000 C CNN
F 2 "" H 4800 1700 60  0000 C CNN
F 3 "" H 4800 1700 60  0000 C CNN
	1    4800 1700
	1    0    0    -1  
$EndComp
$Comp
L SHOTTKY D11
U 1 1 52863DAA
P 4500 2650
F 0 "D11" V 4575 2775 50  0000 C CNN
F 1 "SS24" V 4650 2775 50  0000 C CNN
F 2 "" H 4500 2650 60  0000 C CNN
F 3 "" H 4500 2650 60  0000 C CNN
	1    4500 2650
	1    0    0    1   
$EndComp
$Comp
L C C12
U 1 1 52863DB0
P 4100 2650
F 0 "C12" V 4175 2750 50  0000 C CNN
F 1 "470p" V 4250 2750 50  0000 C CNN
F 2 "" H 4100 2650 60  0000 C CNN
F 3 "" H 4100 2650 60  0000 C CNN
	1    4100 2650
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR02
U 1 1 52863DB6
P 4100 3000
F 0 "#PWR02" H 4100 3000 30  0001 C CNN
F 1 "GND" H 4100 2930 30  0000 C CNN
F 2 "" H 4100 3000 60  0000 C CNN
F 3 "" H 4100 3000 60  0000 C CNN
	1    4100 3000
	1    0    0    -1  
$EndComp
Wire Wire Line
	3800 2100 3900 2100
Wire Wire Line
	3900 2100 3900 2900
Wire Wire Line
	1900 2900 6600 2900
Wire Wire Line
	4500 2900 4500 2800
Wire Wire Line
	4100 2800 4100 3000
Connection ~ 4100 2900
Wire Wire Line
	4100 2500 4100 1900
Wire Wire Line
	4100 1900 3800 1900
Wire Wire Line
	3800 1700 4600 1700
Wire Wire Line
	4500 1700 4500 2500
Connection ~ 4500 1700
Wire Wire Line
	1700 1900 2900 1900
Wire Wire Line
	2000 1700 2200 1700
Wire Wire Line
	2900 1500 2800 1500
Wire Wire Line
	2600 1700 2900 1700
Connection ~ 2800 1700
$Comp
L CPOL CPOL12
U 1 1 52863DDA
P 5500 2650
F 0 "CPOL12" V 5575 2775 50  0000 C CNN
F 1 "100u" V 5650 2775 50  0000 C CNN
F 2 "" H 5500 2650 60  0000 C CNN
F 3 "" H 5500 2650 60  0000 C CNN
	1    5500 2650
	1    0    0    -1  
$EndComp
Connection ~ 4500 2900
Wire Wire Line
	5500 1700 5500 2500
$Comp
L R R15
U 1 1 52863DE2
P 6200 2600
F 0 "R15" V 6280 2600 50  0000 C CNN
F 1 "3.3k" V 6200 2600 50  0000 C CNN
F 2 "" H 6200 2600 60  0000 C CNN
F 3 "" H 6200 2600 60  0000 C CNN
	1    6200 2600
	1    0    0    -1  
$EndComp
$Comp
L R R14
U 1 1 52863DE8
P 6200 2000
F 0 "R14" V 6280 2000 50  0000 C CNN
F 1 "10k" V 6200 2000 50  0000 C CNN
F 2 "" H 6200 2000 60  0000 C CNN
F 3 "" H 6200 2000 60  0000 C CNN
	1    6200 2000
	1    0    0    -1  
$EndComp
Wire Wire Line
	6200 1600 6200 1800
Wire Wire Line
	6200 2200 6200 2400
Wire Wire Line
	6200 2800 6200 2900
Wire Wire Line
	2800 2100 2900 2100
Connection ~ 6200 2300
Connection ~ 5500 1700
$Comp
L R R13
U 1 1 52863DF6
P 6200 1400
F 0 "R13" V 6280 1400 50  0000 C CNN
F 1 "33k" V 6200 1400 50  0000 C CNN
F 2 "" H 6200 1400 60  0000 C CNN
F 3 "" H 6200 1400 60  0000 C CNN
	1    6200 1400
	1    0    0    -1  
$EndComp
Connection ~ 2000 1700
Wire Wire Line
	6700 2000 6600 2000
Wire Wire Line
	6700 1800 6600 1800
Wire Wire Line
	6600 1800 6600 1900
Wire Wire Line
	6600 1900 6700 1900
$Comp
L CONN_2 P11
U 1 1 52863E01
P 1500 1950
F 0 "P11" H 1500 2200 60  0000 C CNN
F 1 "VBATT1" H 1500 2100 60  0000 C CNN
F 2 "" H 1500 1950 60  0000 C CNN
F 3 "" H 1500 1950 60  0000 C CNN
	1    1500 1950
	1    0    0    1   
$EndComp
Connection ~ 2000 1900
Wire Wire Line
	1700 2000 1900 2000
Connection ~ 3900 2900
$Comp
L SHOTTKY D12
U 1 1 52863E0B
P 5850 1700
F 0 "D12" V 5925 1825 50  0000 C CNN
F 1 "SS24" V 6000 1825 50  0000 C CNN
F 2 "" H 5850 1700 60  0000 C CNN
F 3 "" H 5850 1700 60  0000 C CNN
	1    5850 1700
	0    -1   -1   0   
$EndComp
Wire Wire Line
	2000 1000 6200 1000
Wire Wire Line
	6200 1000 6200 1200
Wire Wire Line
	6000 1700 6700 1700
Connection ~ 6200 1700
Wire Wire Line
	6600 2000 6600 2900
Wire Wire Line
	5500 2900 5500 2800
Connection ~ 6200 2900
Connection ~ 5500 2900
Wire Wire Line
	5000 1700 5700 1700
$Comp
L R R12
U 1 1 52863E24
P 5100 2000
F 0 "R12" V 5180 2000 50  0000 C CNN
F 1 "150" V 5100 2000 50  0000 C CNN
F 2 "" H 5100 2000 60  0000 C CNN
F 3 "" H 5100 2000 60  0000 C CNN
	1    5100 2000
	-1   0    0    1   
$EndComp
$Comp
L LED D13
U 1 1 52863E2A
P 5100 2650
F 0 "D13" V 5175 2775 50  0000 C CNN
F 1 "LED" V 5250 2775 50  0000 C CNN
F 2 "" H 5100 2650 60  0000 C CNN
F 3 "" H 5100 2650 60  0000 C CNN
	1    5100 2650
	1    0    0    -1  
$EndComp
Connection ~ 5100 2900
Wire Wire Line
	5100 2500 5100 2200
Connection ~ 5100 1700
Wire Wire Line
	5100 2800 5100 2900
Connection ~ 1900 5000
Connection ~ 1900 2900
Text Label 3250 4200 0    60   ~ 0
SWH2
Text Label 3300 1200 0    60   ~ 0
SWH1
Text Label 4000 4700 0    60   ~ 0
SWL2
Text Label 4000 1700 0    60   ~ 0
SWL1
Text Label 6350 1700 0    60   ~ 0
VU1
Text Label 5200 4700 0    60   ~ 0
VC2
Text Label 5200 1700 0    60   ~ 0
VC1
Text Label 5750 2300 0    60   ~ 0
FB1
Text Label 1750 1900 0    60   ~ 0
VBATT
$Comp
L R R22
U 1 1 52863A67
P 5100 5000
F 0 "R22" V 5180 5000 50  0000 C CNN
F 1 "150" V 5100 5000 50  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
Wire Wire Line
	5100 4700 5100 4800
Text Label 5750 5300 0    60   ~ 0
FB2
Text Label 6350 4700 0    60   ~ 0
VU2
Wire Wire Line
	5100 5900 5100 5800
Connection ~ 5100 4700
Wire Wire Line
	5100 5500 5100 5200
Connection ~ 5100 5900
$Comp
L LED D23
U 1 1 52863A6D
P 5100 5650
F 0 "D23" V 5175 5775 50  0000 C CNN
F 1 "LED" V 5250 5775 50  0000 C CNN
F 2 "" H 5100 5650 60  0000 C CNN
F 3 "" H 5100 5650 60  0000 C CNN
	1    5100 5650
	1    0    0    -1  
$EndComp
Connection ~ 5500 5900
Connection ~ 6200 5900
Wire Wire Line
	5500 5900 5500 5800
Wire Wire Line
	6600 5900 6600 5000
Connection ~ 6200 4700
Wire Wire Line
	6000 4700 6700 4700
Wire Wire Line
	6200 4000 6200 4200
$Comp
L SHOTTKY D22
U 1 1 52863A4E
P 5850 4700
F 0 "D22" V 5925 4825 50  0000 C CNN
F 1 "SS24" V 6000 4825 50  0000 C CNN
F 2 "" H 5850 4700 60  0000 C CNN
F 3 "" H 5850 4700 60  0000 C CNN
	1    5850 4700
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6600 4900 6700 4900
Wire Wire Line
	6600 4800 6600 4900
Wire Wire Line
	6700 4800 6600 4800
Wire Wire Line
	6600 5000 6700 5000
$Comp
L R R23
U 1 1 52863A39
P 6200 4400
F 0 "R23" V 6280 4400 50  0000 C CNN
F 1 "33k" V 6200 4400 50  0000 C CNN
F 2 "" H 6200 4400 60  0000 C CNN
F 3 "" H 6200 4400 60  0000 C CNN
	1    6200 4400
	1    0    0    -1  
$EndComp
Connection ~ 5500 4700
Connection ~ 6200 5300
Wire Wire Line
	6200 5900 6200 5800
Wire Wire Line
	6200 5200 6200 5400
Wire Wire Line
	6200 4600 6200 4800
$Comp
L R R24
U 1 1 52863A2B
P 6200 5000
F 0 "R24" V 6280 5000 50  0000 C CNN
F 1 "10k" V 6200 5000 50  0000 C CNN
F 2 "" H 6200 5000 60  0000 C CNN
F 3 "" H 6200 5000 60  0000 C CNN
	1    6200 5000
	1    0    0    -1  
$EndComp
$Comp
L R R25
U 1 1 52863A25
P 6200 5600
F 0 "R25" V 6280 5600 50  0000 C CNN
F 1 "3.3k" V 6200 5600 50  0000 C CNN
F 2 "" H 6200 5600 60  0000 C CNN
F 3 "" H 6200 5600 60  0000 C CNN
	1    6200 5600
	1    0    0    -1  
$EndComp
Wire Wire Line
	5500 4700 5500 5500
$Comp
L CPOL CPOL22
U 1 1 52863A1D
P 5500 5650
F 0 "CPOL22" V 5575 5775 50  0000 C CNN
F 1 "100u" V 5650 5775 50  0000 C CNN
F 2 "" H 5500 5650 60  0000 C CNN
F 3 "" H 5500 5650 60  0000 C CNN
	1    5500 5650
	1    0    0    -1  
$EndComp
Wire Wire Line
	5100 1700 5100 1800
Wire Wire Line
	2800 2100 2800 2300
Wire Wire Line
	2800 2300 6200 2300
Wire Wire Line
	6200 4000 2000 4000
Connection ~ 2000 4000
Wire Wire Line
	6200 5300 2800 5300
Wire Wire Line
	2800 5300 2800 5100
$Comp
L CPOL CPOL11
U 1 1 52872370
P 2300 2650
F 0 "CPOL11" V 2375 2775 50  0000 C CNN
F 1 "100u" V 2450 2775 50  0000 C CNN
F 2 "" H 2300 2650 60  0000 C CNN
F 3 "" H 2300 2650 60  0000 C CNN
	1    2300 2650
	1    0    0    -1  
$EndComp
Wire Wire Line
	2300 2800 2300 2900
Connection ~ 2300 2900
Wire Wire Line
	2300 2500 2300 1900
Connection ~ 2300 1900
$Comp
L CPOL CPOL21
U 1 1 52872462
P 2300 5650
F 0 "CPOL21" V 2375 5775 50  0000 C CNN
F 1 "100u" V 2450 5775 50  0000 C CNN
F 2 "" H 2300 5650 60  0000 C CNN
F 3 "" H 2300 5650 60  0000 C CNN
	1    2300 5650
	1    0    0    -1  
$EndComp
Wire Wire Line
	2300 5800 2300 5900
Connection ~ 2300 5900
Wire Wire Line
	2300 5500 2300 4900
Connection ~ 2300 4900
$Comp
L C C21
U 1 1 52872A0C
P 2600 5650
F 0 "C21" V 2675 5750 50  0000 C CNN
F 1 "100n" V 2750 5750 50  0000 C CNN
F 2 "" H 2600 5650 60  0000 C CNN
F 3 "" H 2600 5650 60  0000 C CNN
	1    2600 5650
	1    0    0    -1  
$EndComp
$Comp
L C C23
U 1 1 52872A17
P 5800 5650
F 0 "C23" V 5875 5750 50  0000 C CNN
F 1 "100n" V 5950 5750 50  0000 C CNN
F 2 "" H 5800 5650 60  0000 C CNN
F 3 "" H 5800 5650 60  0000 C CNN
	1    5800 5650
	1    0    0    -1  
$EndComp
$Comp
L C C11
U 1 1 52872A1D
P 2600 2650
F 0 "C11" V 2675 2750 50  0000 C CNN
F 1 "100n" V 2750 2750 50  0000 C CNN
F 2 "" H 2600 2650 60  0000 C CNN
F 3 "" H 2600 2650 60  0000 C CNN
	1    2600 2650
	1    0    0    -1  
$EndComp
$Comp
L C C13
U 1 1 52872A23
P 5800 2650
F 0 "C13" V 5875 2750 50  0000 C CNN
F 1 "100n" V 5950 2750 50  0000 C CNN
F 2 "" H 5800 2650 60  0000 C CNN
F 3 "" H 5800 2650 60  0000 C CNN
	1    5800 2650
	1    0    0    -1  
$EndComp
Wire Wire Line
	5800 2800 5800 2900
Connection ~ 5800 2900
Wire Wire Line
	5800 2500 5800 2400
Wire Wire Line
	5800 2400 5500 2400
Connection ~ 5500 2400
Wire Wire Line
	2600 2800 2600 2900
Connection ~ 2600 2900
Wire Wire Line
	2600 2500 2600 1900
Connection ~ 2600 1900
Wire Wire Line
	2600 5500 2600 4900
Connection ~ 2600 4900
Wire Wire Line
	2600 5800 2600 5900
Connection ~ 2600 5900
Wire Wire Line
	5800 5500 5800 5400
Wire Wire Line
	5800 5400 5500 5400
Connection ~ 5500 5400
Wire Wire Line
	5800 5800 5800 5900
Connection ~ 5800 5900
$Comp
L CONN_USB_SHIELD P22
U 1 1 528E27CD
P 7000 4950
F 0 "P22" H 7050 5350 60  0000 C CNN
F 1 "USB A" H 7050 4550 60  0000 C CNN
F 2 "~" H 6900 5000 60  0000 C CNN
F 3 "~" H 6900 5000 60  0000 C CNN
	1    7000 4950
	1    0    0    -1  
$EndComp
$Comp
L CONN_USB_SHIELD P12
U 1 1 528E27EE
P 7000 1950
F 0 "P12" H 7050 2350 60  0000 C CNN
F 1 "USB A" H 7050 1550 60  0000 C CNN
F 2 "~" H 6900 2000 60  0000 C CNN
F 3 "~" H 6900 2000 60  0000 C CNN
	1    7000 1950
	1    0    0    -1  
$EndComp
Wire Wire Line
	6700 2100 6600 2100
Connection ~ 6600 2100
Wire Wire Line
	6600 2200 6700 2200
Connection ~ 6600 2200
Wire Wire Line
	6700 5100 6600 5100
Connection ~ 6600 5100
Wire Wire Line
	6600 5200 6700 5200
Connection ~ 6600 5200
$EndSCHEMATC