PowerRegulator.sch

EESchema Schematic File Version 4
LIBS:PrntrBoardV1-cache
EELAYER 26 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 35 35
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
Text HLabel 900  1150 0    50   Input ~ 0
V_IN
$Comp
L Device:D_Schottky D16
U 1 1 5ACBAE73
P 1200 1150
F 0 "D16" H 1200 934 50  0000 C CNN
F 1 "SS3P4" H 1200 1025 50  0000 C CNN
F 2 "Diode_SMD:D_SMA" H 1200 1150 50  0001 C CNN
F 3 "~" H 1200 1150 50  0001 C CNN
	1    1200 1150
	-1   0    0    1   
$EndComp
$Comp
L Device:R R58
U 1 1 5ACBAF33
P 850 1550
F 0 "R58" H 920 1596 50  0000 L CNN
F 1 "47k 1%" H 920 1505 50  0000 L CNN
F 2 "PrntrBoardV1:R_0603_1608Metric" V 780 1550 50  0001 C CNN
F 3 "~" H 850 1550 50  0001 C CNN
	1    850  1550
	1    0    0    -1  
$EndComp
$Comp
L Device:R R59
U 1 1 5ACBAF8A
P 850 2100
F 0 "R59" H 920 2146 50  0000 L CNN
F 1 "4k7 1%" H 850 1950 50  0000 L CNN
F 2 "PrntrBoardV1:R_0603_1608Metric" V 780 2100 50  0001 C CNN
F 3 "~" H 850 2100 50  0001 C CNN
	1    850  2100
	1    0    0    -1  
$EndComp
$Comp
L Device:R R60
U 1 1 5ACBAFDC
P 1550 2000
F 0 "R60" H 1600 1950 50  0000 L CNN
F 1 "47k 1%" H 1550 1850 50  0000 L CNN
F 2 "PrntrBoardV1:R_0603_1608Metric" V 1480 2000 50  0001 C CNN
F 3 "~" H 1550 2000 50  0001 C CNN
	1    1550 2000
	1    0    0    -1  
$EndComp
$Comp
L Device:R R61
U 1 1 5ACBB055
P 1550 2650
F 0 "R61" H 1600 2600 50  0000 L CNN
F 1 "4K7 1%" H 1550 2500 50  0000 L CNN
F 2 "PrntrBoardV1:R_0603_1608Metric" V 1480 2650 50  0001 C CNN
F 3 "~" H 1550 2650 50  0001 C CNN
	1    1550 2650
	1    0    0    -1  
$EndComp
$Comp
L Device:C C73
U 1 1 5ACBB0C7
P 1150 2100
F 0 "C73" H 1250 2100 50  0000 L CNN
F 1 "0.01uF" H 1200 2000 50  0000 L CNN
F 2 "PrntrBoardV1:C_0603_1608Metric" H 1188 1950 50  0001 C CNN
F 3 "~" H 1150 2100 50  0001 C CNN
	1    1150 2100
	1    0    0    -1  
$EndComp
$Comp
L Device:C C74
U 1 1 5ACBB121
P 1250 2650
F 0 "C74" H 1100 2750 50  0000 L CNN
F 1 "0.01uF" H 950 2550 50  0000 L CNN
F 2 "PrntrBoardV1:C_0603_1608Metric" H 1288 2500 50  0001 C CNN
F 3 "~" H 1250 2650 50  0001 C CNN
	1    1250 2650
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR075
U 1 1 5ACBB1DA
P 1000 3050
F 0 "#PWR075" H 1000 2800 50  0001 C CNN
F 1 "GND" H 1005 2877 50  0000 C CNN
F 2 "" H 1000 3050 50  0001 C CNN
F 3 "" H 1000 3050 50  0001 C CNN
	1    1000 3050
	1    0    0    -1  
$EndComp
Wire Wire Line
	900  1150 950  1150
Wire Wire Line
	850  1400 850  1250
Wire Wire Line
	850  1250 950  1250
Wire Wire Line
	950  1250 950  1150
Connection ~ 950  1150
Wire Wire Line
	950  1150 1050 1150
Wire Wire Line
	850  1700 850  1750
Wire Wire Line
	1150 1950 1150 1900
Wire Wire Line
	1150 1900 850  1900
Connection ~ 850  1900
Wire Wire Line
	850  1900 850  1950
Wire Wire Line
	1150 2250 1150 2350
Wire Wire Line
	1150 2350 850  2350
Wire Wire Line
	850  2350 850  2250
Wire Wire Line
	850  2350 850  2950
Wire Wire Line
	850  2950 1000 2950
Wire Wire Line
	1550 2950 1550 2850
Connection ~ 850  2350
Wire Wire Line
	1250 2800 1250 2850
Wire Wire Line
	1250 2850 1550 2850
Connection ~ 1550 2850
Wire Wire Line
	1550 2850 1550 2800
Wire Wire Line
	1250 2500 1250 2450
Wire Wire Line
	1250 2450 1550 2450
Wire Wire Line
	1550 2450 1550 2500
Wire Wire Line
	1550 2450 1550 2400
Connection ~ 1550 2450
Wire Wire Line
	1350 1150 1550 1150
Wire Wire Line
	1550 1150 1550 1850
Wire Wire Line
	1000 3050 1000 2950
Connection ~ 1000 2950
Wire Wire Line
	1000 2950 1550 2950
$Comp
L Device:C C76
U 1 1 5ACBC1D9
P 1850 1450
F 0 "C76" H 1700 1550 50  0000 L CNN
F 1 "10uF 35V" V 1800 1000 50  0000 L CNN
F 2 "Capacitor_SMD:CP_Elec_4x5.3" H 1888 1300 50  0001 C CNN
F 3 "~" H 1850 1450 50  0001 C CNN
	1    1850 1450
	1    0    0    -1  
$EndComp
$Comp
L Device:CP C77
U 1 1 5ACBC27C
P 2200 1450
F 0 "C77" H 2350 1400 50  0000 L CNN
F 1 "100uF 35V" H 2250 1300 50  0000 L CNN
F 2 "Capacitor_SMD:CP_Elec_6.3x7.7" H 2238 1300 50  0001 C CNN
F 3 "~" H 2200 1450 50  0001 C CNN
	1    2200 1450
	1    0    0    -1  
$EndComp
$Comp
L Device:L L1
U 1 1 5ACBC326
P 2450 1150
F 0 "L1" V 2640 1150 50  0000 C CNN
F 1 "1uH" V 2549 1150 50  0000 C CNN
F 2 "Inductor_SMD:L_Taiyo-Yuden_MD-4040" H 2450 1150 50  0001 C CNN
F 3 "~" H 2450 1150 50  0001 C CNN
	1    2450 1150
	0    -1   -1   0   
$EndComp
$Comp
L Device:CP C79
U 1 1 5ACBC3DE
P 2750 1450
F 0 "C79" H 2800 1300 50  0000 L CNN
F 1 "100uF 35V" H 2500 1100 50  0000 L CNN
F 2 "Capacitor_SMD:CP_Elec_6.3x7.7" H 2788 1300 50  0001 C CNN
F 3 "~" H 2750 1450 50  0001 C CNN
	1    2750 1450
	1    0    0    -1  
$EndComp
$Comp
L Device:C C80
U 1 1 5ACBC440
P 3100 1450
F 0 "C80" H 3150 1550 50  0000 L CNN
F 1 "10uF 35V" V 3150 1000 50  0000 L CNN
F 2 "Capacitor_SMD:CP_Elec_4x5.3" H 3138 1300 50  0001 C CNN
F 3 "~" H 3100 1450 50  0001 C CNN
	1    3100 1450
	1    0    0    -1  
$EndComp
Wire Wire Line
	1550 1150 1850 1150
Wire Wire Line
	1850 1150 1850 1300
Connection ~ 1550 1150
Wire Wire Line
	1850 1150 2200 1150
Wire Wire Line
	2200 1150 2200 1300
Connection ~ 1850 1150
Wire Wire Line
	2200 1150 2300 1150
Connection ~ 2200 1150
Wire Wire Line
	2750 1150 2750 1300
Wire Wire Line
	2750 1150 3100 1150
Wire Wire Line
	3100 1150 3100 1300
Connection ~ 2750 1150
Wire Wire Line
	2600 1150 2750 1150
Wire Wire Line
	3100 1600 3100 1700
Wire Wire Line
	3100 1700 2750 1700
Wire Wire Line
	2750 1700 2750 1600
Wire Wire Line
	2750 1700 2200 1700
Wire Wire Line
	1850 1700 1850 1600
Connection ~ 2750 1700
Wire Wire Line
	2200 1600 2200 1700
Connection ~ 2200 1700
Wire Wire Line
	2200 1700 1850 1700
Wire Wire Line
	1850 1700 1850 2950
Wire Wire Line
	1850 2950 1550 2950
Connection ~ 1850 1700
Connection ~ 1550 2950
$Comp
L a4403:A4403 U10
U 1 1 5ACBEF21
P 4300 2050
F 0 "U10" H 4300 3123 70  0000 C CNN
F 1 "A4403" H 4300 3002 70  0000 C CNN
F 2 "Package_DFN_QFN:QFN-16-1EP_4x4mm_P0.65mm_EP2.7x2.7mm" H 4300 2050 60  0001 C CNN
F 3 "" H 4300 2050 60  0000 C CNN
	1    4300 2050
	1    0    0    -1  
$EndComp
$Comp
L Device:R R62
U 1 1 5ACBF01F
P 3400 1450
F 0 "R62" H 3470 1496 50  0000 L CNN
F 1 "100k" H 3470 1405 50  0000 L CNN
F 2 "PrntrBoardV1:R_0603_1608Metric" V 3330 1450 50  0001 C CNN
F 3 "~" H 3400 1450 50  0001 C CNN
	1    3400 1450
	1    0    0    -1  
$EndComp
Wire Wire Line
	3100 1150 3400 1150
Wire Wire Line
	3400 1150 3400 1300
Connection ~ 3100 1150
Wire Wire Line
	4050 1200 4050 1150
Wire Wire Line
	4050 1150 3400 1150
Connection ~ 3400 1150
Wire Wire Line
	3400 1600 3400 1750
Wire Wire Line
	3400 1750 3450 1750
$Comp
L Device:C C81
U 1 1 5ACC06D0
P 3100 2650
F 0 "C81" H 3215 2696 50  0000 L CNN
F 1 "0.1uF" H 3215 2605 50  0000 L CNN
F 2 "PrntrBoardV1:C_0603_1608Metric" H 3138 2500 50  0001 C CNN
F 3 "~" H 3100 2650 50  0001 C CNN
	1    3100 2650
	1    0    0    -1  
$EndComp
$Comp
L Jumper:Jumper_2_Bridged JP4
U 1 1 5ACC07C2
P 2400 2350
F 0 "JP4" V 2446 2262 50  0000 R CNN
F 1 "Int 5V EN" V 2355 2262 50  0000 R CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical" H 2400 2350 50  0001 C CNN
F 3 "~" H 2400 2350 50  0001 C CNN
	1    2400 2350
	0    -1   -1   0   
$EndComp
Wire Wire Line
	3450 2050 2400 2050
Wire Wire Line
	2400 2050 2400 2150
Wire Wire Line
	2400 2550 2400 2950
Wire Wire Line
	2400 2950 1850 2950
Connection ~ 1850 2950
Wire Wire Line
	3450 2250 3100 2250
Wire Wire Line
	3100 2250 3100 2500
Wire Wire Line
	3100 2800 3100 2950
Wire Wire Line
	3100 2950 2400 2950
Connection ~ 2400 2950
Wire Wire Line
	3100 2950 3800 2950
Wire Wire Line
	3900 2950 3900 2900
Connection ~ 3100 2950
Wire Wire Line
	3800 2900 3800 2950
Connection ~ 3800 2950
Wire Wire Line
	3800 2950 3900 2950
Wire Wire Line
	3900 2950 4100 2950
Wire Wire Line
	4100 2950 4100 2900
Connection ~ 3900 2950
Wire Wire Line
	4100 2950 4200 2950
Wire Wire Line
	4200 2950 4200 2900
Connection ~ 4100 2950
Wire Wire Line
	4200 2950 4300 2950
Wire Wire Line
	4300 2950 4300 2900
Connection ~ 4200 2950
Wire Wire Line
	4300 2950 4400 2950
Wire Wire Line
	4400 2950 4400 2900
Connection ~ 4300 2950
Wire Wire Line
	4400 2950 4500 2950
Wire Wire Line
	4500 2950 4500 2900
Connection ~ 4400 2950
Wire Wire Line
	4500 2950 4600 2950
Wire Wire Line
	4600 2950 4600 2900
Connection ~ 4500 2950
Wire Wire Line
	5150 2350 5350 2350
Wire Wire Line
	5350 2350 5350 2450
Wire Wire Line
	5350 2950 4600 2950
Connection ~ 4600 2950
$Comp
L Device:C C82
U 1 1 5ACCB461
P 5300 1350
F 0 "C82" H 5415 1396 50  0000 L CNN
F 1 "0.022uF" H 5415 1305 50  0000 L CNN
F 2 "PrntrBoardV1:C_0603_1608Metric" H 5338 1200 50  0001 C CNN
F 3 "~" H 5300 1350 50  0001 C CNN
	1    5300 1350
	1    0    0    -1  
$EndComp
Wire Wire Line
	5150 1550 5300 1550
Wire Wire Line
	5300 1550 5300 1500
Wire Wire Line
	5300 1200 5300 1100
Wire Wire Line
	5300 1100 4550 1100
Wire Wire Line
	4550 1100 4550 1200
$Comp
L Device:R R66
U 1 1 5ACCDD2B
P 5500 2250
F 0 "R66" V 5400 2450 50  0000 C CNN
F 1 "0R1" V 5384 2250 50  0000 C CNN
F 2 "PrntrBoardV1:R_1206_3216Metric" V 5430 2250 50  0001 C CNN
F 3 "~" H 5500 2250 50  0001 C CNN
	1    5500 2250
	0    1    1    0   
$EndComp
$Comp
L Device:R R67
U 1 1 5ACCDE04
P 5500 2450
F 0 "R67" V 5550 2650 50  0000 C CNN
F 1 "0R1" V 5700 2450 50  0000 C CNN
F 2 "PrntrBoardV1:R_1206_3216Metric" V 5430 2450 50  0001 C CNN
F 3 "~" H 5500 2450 50  0001 C CNN
	1    5500 2450
	0    1    1    0   
$EndComp
Connection ~ 5350 2450
Wire Wire Line
	5350 2450 5350 2950
$Comp
L Device:D_Schottky D20
U 1 1 5ACCDEAB
P 5900 1850
F 0 "D20" V 5854 1929 50  0000 L CNN
F 1 "SS3P4" V 5945 1929 50  0000 L CNN
F 2 "Diode_SMD:D_SMC" H 5900 1850 50  0001 C CNN
F 3 "~" H 5900 1850 50  0001 C CNN
	1    5900 1850
	0    1    1    0   
$EndComp
Wire Wire Line
	5350 2250 5350 2350
Connection ~ 5350 2350
Wire Wire Line
	5650 2250 5700 2250
Wire Wire Line
	5700 2250 5700 2350
Wire Wire Line
	5700 2450 5650 2450
Wire Wire Line
	5700 2350 5900 2350
Wire Wire Line
	5900 2350 5900 2050
Connection ~ 5700 2350
Wire Wire Line
	5700 2350 5700 2450
Wire Wire Line
	5150 2050 5900 2050
Connection ~ 5900 2050
Wire Wire Line
	5900 2050 5900 2000
Wire Wire Line
	5900 1700 5900 1550
Wire Wire Line
	5900 1550 5300 1550
Connection ~ 5300 1550
$Comp
L Device:L L2
U 1 1 5ACD59F0
P 6150 1550
F 0 "L2" V 6340 1550 50  0000 C CNN
F 1 "10uH" V 6249 1550 50  0000 C CNN
F 2 "Inductor_SMD:L_Sagami_CER1257B" H 6150 1550 50  0001 C CNN
F 3 "~" H 6150 1550 50  0001 C CNN
	1    6150 1550
	0    -1   -1   0   
$EndComp
Wire Wire Line
	5900 1550 6000 1550
Connection ~ 5900 1550
$Comp
L Device:C C83
U 1 1 5ACD766D
P 6450 1800
F 0 "C83" H 6565 1846 50  0000 L CNN
F 1 "10uF" H 6500 1700 50  0000 L CNN
F 2 "Capacitor_SMD:CP_Elec_4x5.3" H 6488 1650 50  0001 C CNN
F 3 "~" H 6450 1800 50  0001 C CNN
	1    6450 1800
	1    0    0    -1  
$EndComp
$Comp
L Device:C C84
U 1 1 5ACD76FB
P 6750 1800
F 0 "C84" H 6865 1846 50  0000 L CNN
F 1 "10uF" H 6800 1700 50  0000 L CNN
F 2 "Capacitor_SMD:CP_Elec_4x5.3" H 6788 1650 50  0001 C CNN
F 3 "~" H 6750 1800 50  0001 C CNN
	1    6750 1800
	1    0    0    -1  
$EndComp
$Comp
L Device:R R68
U 1 1 5ACD777F
P 7100 1800
F 0 "R68" H 7150 1750 50  0000 L CNN
F 1 "3K92" H 7100 1650 50  0000 L CNN
F 2 "PrntrBoardV1:R_0603_1608Metric" V 7030 1800 50  0001 C CNN
F 3 "~" H 7100 1800 50  0001 C CNN
	1    7100 1800
	1    0    0    -1  
$EndComp
$Comp
L Device:R R69
U 1 1 5ACD77F5
P 7100 2650
F 0 "R69" H 7170 2696 50  0000 L CNN
F 1 "750R" H 7170 2605 50  0000 L CNN
F 2 "PrntrBoardV1:R_0603_1608Metric" V 7030 2650 50  0001 C CNN
F 3 "~" H 7100 2650 50  0001 C CNN
	1    7100 2650
	1    0    0    -1  
$EndComp
$Comp
L Device:C C85
U 1 1 5ACD788D
P 7350 1800
F 0 "C85" H 7465 1846 50  0000 L CNN
F 1 "0.01uF" H 7400 1700 50  0000 L CNN
F 2 "PrntrBoardV1:C_0603_1608Metric" H 7388 1650 50  0001 C CNN
F 3 "~" H 7350 1800 50  0001 C CNN
	1    7350 1800
	1    0    0    -1  
$EndComp
Wire Wire Line
	6300 1550 6450 1550
Wire Wire Line
	7100 1550 7100 1600
Wire Wire Line
	7350 1650 7350 1600
Wire Wire Line
	7350 1600 7100 1600
Connection ~ 7100 1600
Wire Wire Line
	7100 1600 7100 1650
Wire Wire Line
	7350 1950 7350 2050
Wire Wire Line
	7350 2050 7100 2050
Wire Wire Line
	7100 2050 7100 1950
Wire Wire Line
	7100 2500 7100 2300
Connection ~ 7100 2050
Wire Wire Line
	7100 2800 7100 2950
Wire Wire Line
	7100 2950 6750 2950
Connection ~ 5350 2950
Wire Wire Line
	6450 1650 6450 1550
Connection ~ 6450 1550
Wire Wire Line
	6450 1550 6750 1550
Wire Wire Line
	6750 1650 6750 1550
Connection ~ 6750 1550
Wire Wire Line
	6750 1550 7100 1550
Wire Wire Line
	6450 1950 6450 2950
Connection ~ 6450 2950
Wire Wire Line
	6450 2950 5350 2950
Wire Wire Line
	6750 1950 6750 2950
Connection ~ 6750 2950
Wire Wire Line
	6750 2950 6450 2950
Wire Wire Line
	5150 2550 6200 2550
Wire Wire Line
	6200 2550 6200 2300
Wire Wire Line
	6200 2300 7100 2300
Connection ~ 7100 2300
Wire Wire Line
	7100 2300 7100 2050
$Comp
L Device:L L3
U 1 1 5ACED695
P 7400 1550
F 0 "L3" V 7590 1550 50  0000 C CNN
F 1 "1uH" V 7499 1550 50  0000 C CNN
F 2 "Inductor_SMD:L_Taiyo-Yuden_MD-4040" H 7400 1550 50  0001 C CNN
F 3 "~" H 7400 1550 50  0001 C CNN
	1    7400 1550
	0    -1   -1   0   
$EndComp
Wire Wire Line
	7250 1550 7100 1550
Connection ~ 7100 1550
$Comp
L Device:C C86
U 1 1 5ACF0358
P 7700 1800
F 0 "C86" H 7750 1900 50  0000 L CNN
F 1 "10uF 10V" V 7750 1350 50  0000 L CNN
F 2 "Capacitor_SMD:CP_Elec_4x5.3" H 7738 1650 50  0001 C CNN
F 3 "~" H 7700 1800 50  0001 C CNN
	1    7700 1800
	1    0    0    -1  
$EndComp
$Comp
L Device:C C87
U 1 1 5ACF03E0
P 8000 1800
F 0 "C87" H 8050 1900 50  0000 L CNN
F 1 "10uF 10V" V 8050 1350 50  0000 L CNN
F 2 "Capacitor_SMD:CP_Elec_4x5.3" H 8038 1650 50  0001 C CNN
F 3 "~" H 8000 1800 50  0001 C CNN
	1    8000 1800
	1    0    0    -1  
$EndComp
Wire Wire Line
	7550 1550 7700 1550
Wire Wire Line
	7700 1550 7700 1650
Wire Wire Line
	7700 1550 8000 1550
Wire Wire Line
	8000 1550 8000 1650
Connection ~ 7700 1550
Wire Wire Line
	7700 1950 7700 2950
Wire Wire Line
	7700 2950 7100 2950
Connection ~ 7100 2950
Wire Wire Line
	8000 1950 8000 2950
Wire Wire Line
	8000 2950 7700 2950
Connection ~ 7700 2950
$Comp
L Device:D_Schottky D21
U 1 1 5ACFC1EC
P 8350 1950
F 0 "D21" V 8304 2029 50  0000 L CNN
F 1 "SS14M" V 8395 2029 50  0000 L CNN
F 2 "Diode_SMD:D_SMC" H 8350 1950 50  0001 C CNN
F 3 "~" H 8350 1950 50  0001 C CNN
	1    8350 1950
	0    1    1    0   
$EndComp
$Comp
L Device:D_Schottky D22
U 1 1 5ACFC2D9
P 9900 1950
F 0 "D22" V 9854 2029 50  0000 L CNN
F 1 "SS14M" V 9945 2029 50  0000 L CNN
F 2 "Diode_SMD:D_SMC" H 9900 1950 50  0001 C CNN
F 3 "~" H 9900 1950 50  0001 C CNN
	1    9900 1950
	0    1    1    0   
$EndComp
$Comp
L Jumper:Jumper_2_Open JP5
U 1 1 5ACFC529
P 9600 1550
F 0 "JP5" H 9600 1785 50  0000 C CNN
F 1 "Ext 5V EN" H 9600 1694 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical" H 9600 1550 50  0001 C CNN
F 3 "~" H 9600 1550 50  0001 C CNN
	1    9600 1550
	1    0    0    -1  
$EndComp
Wire Wire Line
	8000 1550 8350 1550
Wire Wire Line
	8350 1550 8350 1800
Connection ~ 8000 1550
Wire Wire Line
	8350 1550 8900 1550
Connection ~ 8350 1550
Wire Wire Line
	9900 1800 9900 1550
Wire Wire Line
	9900 1550 9800 1550
Text HLabel 8350 2200 3    50   Input ~ 0
VBUS
Wire Wire Line
	8350 2100 8350 2200
Text HLabel 9900 2200 3    50   Input ~ 0
5V_IN
Wire Wire Line
	9900 2100 9900 2200
Text HLabel 9050 1250 2    50   Output ~ 0
5V
Wire Wire Line
	9050 1250 8900 1250
Wire Wire Line
	8900 1250 8900 1550
Connection ~ 8900 1550
Wire Wire Line
	8900 1550 9400 1550
Text Notes 7600 1450 2    50   ~ 0
2A
Text Notes 2650 1050 2    50   ~ 0
2A
Text Notes 3200 2850 0    20   ~ 4
This capacitor sets the soft\nstart time. Value between 20nF\nand 100nT is fine
Text HLabel 900  1750 2    50   Output ~ 0
PWR_FAIL_DET2
Wire Wire Line
	900  1750 850  1750
Connection ~ 850  1750
Wire Wire Line
	850  1750 850  1900
Text HLabel 1500 2400 0    50   Output ~ 0
PWR_FAIL_DET1
Wire Wire Line
	1500 2400 1550 2400
Connection ~ 1550 2400
Wire Wire Line
	1550 2400 1550 2150
Text Label 8550 1550 0    50   ~ 0
5V
Text Notes 5450 2800 0    20   ~ 0
Low inductance 250mW at 70C.\nUsing 2x 0R2 resistors would limit\ncurrent to 1A.
$Comp
L Device:C C75
U 1 1 5AD1AE82
P 1300 4400
F 0 "C75" H 1415 4446 50  0000 L CNN
F 1 "1uF" H 1415 4355 50  0000 L CNN
F 2 "PrntrBoardV1:C_0603_1608Metric" H 1338 4250 50  0001 C CNN
F 3 "~" H 1300 4400 50  0001 C CNN
	1    1300 4400
	1    0    0    -1  
$EndComp
$Comp
L Device:CP C78
U 1 1 5AD1AF33
P 2350 4400
F 0 "C78" H 2468 4446 50  0000 L CNN
F 1 "10uF" H 2468 4355 50  0000 L CNN
F 2 "Capacitor_SMD:CP_Elec_4x5.3" H 2388 4250 50  0001 C CNN
F 3 "~" H 2350 4400 50  0001 C CNN
	1    2350 4400
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR076
U 1 1 5AD1AFCA
P 1850 4750
F 0 "#PWR076" H 1850 4500 50  0001 C CNN
F 1 "GND" H 1855 4577 50  0000 C CNN
F 2 "" H 1850 4750 50  0001 C CNN
F 3 "" H 1850 4750 50  0001 C CNN
	1    1850 4750
	1    0    0    -1  
$EndComp
Wire Wire Line
	1000 4150 1300 4150
Wire Wire Line
	1300 4250 1300 4150
Connection ~ 1300 4150
Wire Wire Line
	1300 4150 1550 4150
Wire Wire Line
	1300 4550 1300 4700
Wire Wire Line
	1300 4700 1850 4700
Wire Wire Line
	1850 4700 1850 4750
Wire Wire Line
	1850 4450 1850 4700
Connection ~ 1850 4700
Wire Wire Line
	1850 4700 2350 4700
Wire Wire Line
	2350 4700 2350 4550
Wire Wire Line
	2350 4250 2350 4150
Wire Wire Line
	2350 4150 2150 4150
Wire Wire Line
	2600 4150 2350 4150
Connection ~ 2350 4150
Text Label 1100 4150 0    50   ~ 0
5V
Text Label 2400 4150 0    50   ~ 0
3.3V
Text HLabel 2600 4150 2    50   Output ~ 0
3.3V
Text Label 1050 1150 2    50   ~ 0
V_IN
$Comp
L Device:R R63
U 1 1 5AD3B735
P 4000 4700
F 0 "R63" H 4070 4746 50  0000 L CNN
F 1 "10k" H 4070 4655 50  0000 L CNN
F 2 "PrntrBoardV1:R_0603_1608Metric" V 3930 4700 50  0001 C CNN
F 3 "~" H 4000 4700 50  0001 C CNN
	1    4000 4700
	1    0    0    -1  
$EndComp
$Comp
L Device:R R64
U 1 1 5AD3B809
P 4400 4700
F 0 "R64" H 4470 4746 50  0000 L CNN
F 1 "1k" H 4470 4655 50  0000 L CNN
F 2 "PrntrBoardV1:R_0603_1608Metric" V 4330 4700 50  0001 C CNN
F 3 "~" H 4400 4700 50  0001 C CNN
	1    4400 4700
	1    0    0    -1  
$EndComp
$Comp
L Device:R R65
U 1 1 5AD3B8A6
P 4750 4700
F 0 "R65" H 4820 4746 50  0000 L CNN
F 1 "470R" H 4820 4655 50  0000 L CNN
F 2 "PrntrBoardV1:R_0603_1608Metric" V 4680 4700 50  0001 C CNN
F 3 "~" H 4750 4700 50  0001 C CNN
	1    4750 4700
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR077
U 1 1 5AD3B95A
P 4400 5000
F 0 "#PWR077" H 4400 4750 50  0001 C CNN
F 1 "GND" H 4405 4827 50  0000 C CNN
F 2 "" H 4400 5000 50  0001 C CNN
F 3 "" H 4400 5000 50  0001 C CNN
	1    4400 5000
	1    0    0    -1  
$EndComp
$Comp
L Device:LED D17
U 1 1 5AD3BA0A
P 4000 4300
F 0 "D17" V 4038 4183 50  0000 R CNN
F 1 "Blue" V 3947 4183 50  0000 R CNN
F 2 "LED_SMD:LED_0603_1608Metric" H 4000 4300 50  0001 C CNN
F 3 "~" H 4000 4300 50  0001 C CNN
	1    4000 4300
	0    -1   -1   0   
$EndComp
$Comp
L Device:LED D18
U 1 1 5AD3BAED
P 4400 4300
F 0 "D18" V 4438 4183 50  0000 R CNN
F 1 "Red" V 4347 4183 50  0000 R CNN
F 2 "LED_SMD:LED_0603_1608Metric" H 4400 4300 50  0001 C CNN
F 3 "~" H 4400 4300 50  0001 C CNN
	1    4400 4300
	0    -1   -1   0   
$EndComp
$Comp
L Device:LED D19
U 1 1 5AD3BBBE
P 4750 4300
F 0 "D19" V 4788 4183 50  0000 R CNN
F 1 "Green" V 4697 4183 50  0000 R CNN
F 2 "LED_SMD:LED_0603_1608Metric" H 4750 4300 50  0001 C CNN
F 3 "~" H 4750 4300 50  0001 C CNN
	1    4750 4300
	0    -1   -1   0   
$EndComp
Wire Wire Line
	4000 4850 4000 4900
Wire Wire Line
	4000 4900 4400 4900
Wire Wire Line
	4400 4900 4400 5000
Wire Wire Line
	4400 4850 4400 4900
Connection ~ 4400 4900
Wire Wire Line
	4400 4900 4750 4900
Wire Wire Line
	4750 4900 4750 4850
Wire Wire Line
	4750 4550 4750 4450
Wire Wire Line
	4400 4550 4400 4450
Wire Wire Line
	4000 4550 4000 4450
Text Label 4000 3850 2    50   ~ 0
V_IN
Text Label 4400 3850 2    50   ~ 0
5V
Text Label 4750 3850 2    50   ~ 0
3.3V
$Comp
L ap1117-15:AP1117-33 U9
U 1 1 5B07A080
P 1850 4150
F 0 "U9" H 1850 4392 50  0000 C CNN
F 1 "AP1117-33" H 1850 4301 50  0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-223-3_TabPin2" H 1850 4350 50  0001 C CNN
F 3 "http://www.diodes.com/datasheets/AP1117.pdf" H 1950 3900 50  0001 C CNN
	1    1850 4150
	1    0    0    -1  
$EndComp
Wire Wire Line
	8900 1550 8900 3500
Wire Wire Line
	8900 3500 4400 3500
Wire Wire Line
	1000 3500 1000 4150
Wire Wire Line
	4400 3500 4400 4150
Connection ~ 4400 3500
Wire Wire Line
	4400 3500 1000 3500
Wire Wire Line
	2350 4150 2350 3600
Wire Wire Line
	2350 3600 4750 3600
Wire Wire Line
	4750 3600 4750 4150
Wire Wire Line
	850  1250 650  1250
Wire Wire Line
	650  1250 650  3350
Wire Wire Line
	650  3350 4000 3350
Wire Wire Line
	4000 3350 4000 4150
Connection ~ 850  1250
$EndSCHEMATC