EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 4 5
Title "Aquatic Robotic Courier - Boat 0"
Date "2020-10-01"
Rev "1"
Comp "ePenguin"
Comment1 "Author: Penguin"
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Device:C_Small C1
U 1 1 5F769AE9
P 4300 4050
F 0 "C1" H 4100 4100 50  0000 L CNN
F 1 "10uF" H 4000 4000 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 4300 4050 50  0001 C CNN
F 3 "~" H 4300 4050 50  0001 C CNN
	1    4300 4050
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C2
U 1 1 5F76A764
P 4550 4050
F 0 "C2" H 4642 4096 50  0000 L CNN
F 1 "100nF" H 4642 4005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 4550 4050 50  0001 C CNN
F 3 "~" H 4550 4050 50  0001 C CNN
	1    4550 4050
	1    0    0    -1  
$EndComp
Connection ~ 4550 3800
Wire Wire Line
	6000 4150 6000 4400
Wire Wire Line
	6000 4400 6000 4500
Connection ~ 6000 4400
$Comp
L power:GND #PWR0103
U 1 1 5F76EDB9
P 6000 4500
F 0 "#PWR0103" H 6000 4250 50  0001 C CNN
F 1 "GND" H 6005 4327 50  0000 C CNN
F 2 "" H 6000 4500 50  0001 C CNN
F 3 "" H 6000 4500 50  0001 C CNN
	1    6000 4500
	1    0    0    -1  
$EndComp
Wire Wire Line
	6000 4050 6650 4050
$Comp
L Device:R_Small R3
U 1 1 5F76F585
P 6650 3850
F 0 "R3" H 6709 3896 50  0000 L CNN
F 1 "73.2k" H 6709 3805 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 6650 3850 50  0001 C CNN
F 3 "~" H 6650 3850 50  0001 C CNN
	1    6650 3850
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R4
U 1 1 5F76F68E
P 6650 4250
F 0 "R4" H 6709 4296 50  0000 L CNN
F 1 "10k" H 6709 4205 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 6650 4250 50  0001 C CNN
F 3 "~" H 6650 4250 50  0001 C CNN
	1    6650 4250
	1    0    0    -1  
$EndComp
Wire Wire Line
	6650 4050 6650 3950
Wire Wire Line
	6650 4150 6650 4050
Connection ~ 6650 4050
Wire Wire Line
	6650 4350 6650 4400
Wire Wire Line
	6650 4400 6000 4400
$Comp
L Device:L L1
U 1 1 5F7715ED
P 6300 3500
F 0 "L1" V 6490 3500 50  0000 C CNN
F 1 "1.5uH - 13mOhm" V 6399 3500 50  0000 C CNN
F 2 "plib:INDM7676X355N" H 6300 3500 50  0001 C CNN
F 3 "~" H 6300 3500 50  0001 C CNN
	1    6300 3500
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6650 3750 6650 3500
Wire Wire Line
	6650 3500 6450 3500
Wire Wire Line
	6000 3800 6000 3500
$Comp
L Device:C_Small C3
U 1 1 5F772C67
P 6250 3800
F 0 "C3" H 6342 3846 50  0000 L CNN
F 1 "100nF" H 6342 3755 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 6250 3800 50  0001 C CNN
F 3 "~" H 6250 3800 50  0001 C CNN
	1    6250 3800
	1    0    0    -1  
$EndComp
Wire Wire Line
	6000 3800 6100 3800
Wire Wire Line
	6100 3700 6250 3700
Wire Wire Line
	6250 3900 6000 3900
$Comp
L Device:R_Small R5
U 1 1 5F776C6A
P 7650 3900
F 0 "R5" H 7709 3946 50  0000 L CNN
F 1 "100k" H 7709 3855 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 7650 3900 50  0001 C CNN
F 3 "~" H 7650 3900 50  0001 C CNN
	1    7650 3900
	1    0    0    -1  
$EndComp
Wire Wire Line
	4550 3800 4550 3950
Wire Wire Line
	4300 3800 4300 3950
Connection ~ 4300 3800
Wire Wire Line
	4300 3800 4550 3800
Wire Wire Line
	4300 4400 4300 4150
Connection ~ 4300 4400
Wire Wire Line
	4300 4400 4550 4400
Wire Wire Line
	4550 4150 4550 4400
Connection ~ 4550 4400
Wire Wire Line
	4550 4400 6000 4400
Wire Wire Line
	3600 3800 4300 3800
Wire Wire Line
	3600 4400 4300 4400
$Comp
L Connector:Conn_01x02_Female J2
U 1 1 5F78340D
P 2750 4050
F 0 "J2" H 2300 3650 50  0000 L CNN
F 1 "Battery 7.2v" H 2200 4400 50  0000 L CNN
F 2 "Connector_PinSocket_2.54mm:PinSocket_1x02_P2.54mm_Vertical" H 2750 4050 50  0001 C CNN
F 3 "~" H 2750 4050 50  0001 C CNN
	1    2750 4050
	-1   0    0    -1  
$EndComp
$Comp
L power:+BATT #PWR0104
U 1 1 5F784F44
P 3150 4000
F 0 "#PWR0104" H 3150 3850 50  0001 C CNN
F 1 "+BATT" H 3165 4173 50  0000 C CNN
F 2 "" H 3150 4000 50  0001 C CNN
F 3 "" H 3150 4000 50  0001 C CNN
	1    3150 4000
	-1   0    0    -1  
$EndComp
$Comp
L power:-BATT #PWR0105
U 1 1 5F788488
P 3150 4200
F 0 "#PWR0105" H 3150 4050 50  0001 C CNN
F 1 "-BATT" H 3165 4373 50  0000 C CNN
F 2 "" H 3150 4200 50  0001 C CNN
F 3 "" H 3150 4200 50  0001 C CNN
	1    3150 4200
	1    0    0    1   
$EndComp
Wire Wire Line
	2950 4150 3150 4150
Wire Wire Line
	3150 4150 3150 4200
Wire Wire Line
	2950 4050 3150 4050
Wire Wire Line
	3150 4050 3150 4000
$Comp
L power:+BATT #PWR0106
U 1 1 5F79E137
P 3600 3700
F 0 "#PWR0106" H 3600 3550 50  0001 C CNN
F 1 "+BATT" H 3615 3873 50  0000 C CNN
F 2 "" H 3600 3700 50  0001 C CNN
F 3 "" H 3600 3700 50  0001 C CNN
	1    3600 3700
	1    0    0    -1  
$EndComp
Wire Wire Line
	3600 3800 3600 3700
Wire Wire Line
	3600 4400 3600 4500
$Comp
L power:-BATT #PWR0107
U 1 1 5F7A12C6
P 3600 4500
F 0 "#PWR0107" H 3600 4350 50  0001 C CNN
F 1 "-BATT" H 3615 4673 50  0000 C CNN
F 2 "" H 3600 4500 50  0001 C CNN
F 3 "" H 3600 4500 50  0001 C CNN
	1    3600 4500
	-1   0    0    1   
$EndComp
$Comp
L power:+BATT #PWR0109
U 1 1 5F7C7F49
P 1950 3900
F 0 "#PWR0109" H 1950 3750 50  0001 C CNN
F 1 "+BATT" H 1850 4100 50  0000 C CNN
F 2 "" H 1950 3900 50  0001 C CNN
F 3 "" H 1950 3900 50  0001 C CNN
	1    1950 3900
	-1   0    0    -1  
$EndComp
$Comp
L power:-BATT #PWR0110
U 1 1 5F7C82D4
P 1950 4300
F 0 "#PWR0110" H 1950 4150 50  0001 C CNN
F 1 "-BATT" H 1965 4473 50  0000 C CNN
F 2 "" H 1950 4300 50  0001 C CNN
F 3 "" H 1950 4300 50  0001 C CNN
	1    1950 4300
	1    0    0    1   
$EndComp
$Comp
L power:+3V3 #PWR0111
U 1 1 5F7C86FA
P 1750 3900
F 0 "#PWR0111" H 1750 3750 50  0001 C CNN
F 1 "+3V3" H 1650 4100 50  0000 C CNN
F 2 "" H 1750 3900 50  0001 C CNN
F 3 "" H 1750 3900 50  0001 C CNN
	1    1750 3900
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0112
U 1 1 5F7CA1A4
P 1750 4300
F 0 "#PWR0112" H 1750 4050 50  0001 C CNN
F 1 "GND" H 1755 4127 50  0000 C CNN
F 2 "" H 1750 4300 50  0001 C CNN
F 3 "" H 1750 4300 50  0001 C CNN
	1    1750 4300
	1    0    0    -1  
$EndComp
Wire Wire Line
	1750 4300 1750 4150
$Comp
L power:PWR_FLAG #FLG0101
U 1 1 5F7CB113
P 1650 4150
F 0 "#FLG0101" H 1650 4225 50  0001 C CNN
F 1 "PWR_FLAG" V 1650 4277 50  0000 L CNN
F 2 "" H 1650 4150 50  0001 C CNN
F 3 "~" H 1650 4150 50  0001 C CNN
	1    1650 4150
	0    -1   -1   0   
$EndComp
Wire Wire Line
	1750 4150 1650 4150
Wire Wire Line
	1750 3900 1750 4050
Wire Wire Line
	1750 4050 1650 4050
$Comp
L power:PWR_FLAG #FLG0102
U 1 1 5F7CDC3F
P 1650 4050
F 0 "#FLG0102" H 1650 4125 50  0001 C CNN
F 1 "PWR_FLAG" V 1650 4177 50  0000 L CNN
F 2 "" H 1650 4050 50  0001 C CNN
F 3 "~" H 1650 4050 50  0001 C CNN
	1    1650 4050
	0    -1   -1   0   
$EndComp
$Comp
L power:PWR_FLAG #FLG0103
U 1 1 5F7D0C51
P 2050 4150
F 0 "#FLG0103" H 2050 4225 50  0001 C CNN
F 1 "PWR_FLAG" V 2050 4278 50  0000 L CNN
F 2 "" H 2050 4150 50  0001 C CNN
F 3 "~" H 2050 4150 50  0001 C CNN
	1    2050 4150
	0    1    1    0   
$EndComp
Wire Wire Line
	1950 4300 1950 4150
Wire Wire Line
	1950 4150 2050 4150
Wire Wire Line
	1950 3900 1950 4050
Wire Wire Line
	1950 4050 2050 4050
$Comp
L power:PWR_FLAG #FLG0104
U 1 1 5F7D4F37
P 2050 4050
F 0 "#FLG0104" H 2050 4125 50  0001 C CNN
F 1 "PWR_FLAG" V 2050 4178 50  0000 L CNN
F 2 "" H 2050 4050 50  0001 C CNN
F 3 "~" H 2050 4050 50  0001 C CNN
	1    2050 4050
	0    1    1    0   
$EndComp
Text Notes 1750 3500 0    50   ~ 0
Locals
Wire Notes Line
	2650 3600 2650 4750
Wire Notes Line
	2650 4750 1100 4750
Wire Notes Line
	1100 4750 1100 3600
Wire Notes Line
	1100 3600 2650 3600
$Comp
L power:+BATT #PWR0113
U 1 1 5F81294D
P 9250 3450
F 0 "#PWR0113" H 9250 3300 50  0001 C CNN
F 1 "+BATT" H 9265 3623 50  0000 C CNN
F 2 "" H 9250 3450 50  0001 C CNN
F 3 "" H 9250 3450 50  0001 C CNN
	1    9250 3450
	1    0    0    -1  
$EndComp
Wire Wire Line
	9250 3450 9250 3650
$Comp
L Device:R_Small R1
U 1 1 5F8174E9
P 9250 3750
F 0 "R1" H 9309 3796 50  0000 L CNN
F 1 "100k" H 9309 3705 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 9250 3750 50  0001 C CNN
F 3 "~" H 9250 3750 50  0001 C CNN
	1    9250 3750
	1    0    0    -1  
$EndComp
Wire Wire Line
	9250 3850 9250 3950
$Comp
L Device:R_Small R2
U 1 1 5F818807
P 9250 4100
F 0 "R2" H 9309 4146 50  0000 L CNN
F 1 "38.5k" H 9309 4055 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 9250 4100 50  0001 C CNN
F 3 "~" H 9250 4100 50  0001 C CNN
	1    9250 4100
	1    0    0    -1  
$EndComp
Wire Wire Line
	9250 4200 9250 4350
$Comp
L power:GND #PWR0114
U 1 1 5F819AA1
P 9250 4350
F 0 "#PWR0114" H 9250 4100 50  0001 C CNN
F 1 "GND" H 9255 4177 50  0000 C CNN
F 2 "" H 9250 4350 50  0001 C CNN
F 3 "" H 9250 4350 50  0001 C CNN
	1    9250 4350
	1    0    0    -1  
$EndComp
Wire Wire Line
	9250 3950 9000 3950
Connection ~ 9250 3950
Wire Wire Line
	9250 3950 9250 4000
Text Label 9000 3950 2    50   ~ 0
VBattMeas
Text Notes 8150 3850 0    50   ~ 0
2V @ 7.2V (Max Voltage)
Text HLabel 1200 950  0    50   Input ~ 0
VBattMeasure
Wire Wire Line
	1200 950  1500 950 
Text Label 1500 950  0    50   ~ 0
VBattMeas
$Comp
L power:+3V3 #PWR0115
U 1 1 5F830294
P 1550 1250
F 0 "#PWR0115" H 1550 1100 50  0001 C CNN
F 1 "+3V3" H 1565 1423 50  0000 C CNN
F 2 "" H 1550 1250 50  0001 C CNN
F 3 "" H 1550 1250 50  0001 C CNN
	1    1550 1250
	1    0    0    -1  
$EndComp
Wire Wire Line
	1550 1250 1150 1250
Text HLabel 1150 1250 0    50   Input ~ 0
3v3
$Comp
L power:+5V #PWR0120
U 1 1 5F85A4FC
P 1550 1550
F 0 "#PWR0120" H 1550 1400 50  0001 C CNN
F 1 "+5V" H 1565 1723 50  0000 C CNN
F 2 "" H 1550 1550 50  0001 C CNN
F 3 "" H 1550 1550 50  0001 C CNN
	1    1550 1550
	1    0    0    -1  
$EndComp
Wire Wire Line
	1550 1550 1150 1550
Text HLabel 1150 1550 0    50   Input ~ 0
5v
Wire Wire Line
	7650 4000 7650 4400
Wire Wire Line
	7650 4400 7100 4400
Connection ~ 6650 4400
Wire Wire Line
	6650 3500 7100 3500
Connection ~ 6650 3500
$Comp
L Device:C_Small C12
U 1 1 5F86E4D9
P 7100 3850
F 0 "C12" H 7192 3896 50  0000 L CNN
F 1 "22uF" H 7192 3805 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 7100 3850 50  0001 C CNN
F 3 "~" H 7100 3850 50  0001 C CNN
	1    7100 3850
	1    0    0    -1  
$EndComp
Wire Wire Line
	7100 3500 7100 3750
Wire Wire Line
	7100 3950 7100 4400
Connection ~ 7100 4400
Wire Wire Line
	7100 4400 6650 4400
Wire Wire Line
	7100 3500 7650 3500
Connection ~ 7100 3500
Wire Wire Line
	7650 3500 7650 3800
$Comp
L Regulator_Linear:IFX27001TFV33 U3
U 1 1 5F88D7AD
P 8050 5250
F 0 "U3" H 8050 5517 50  0000 C CNN
F 1 "IFX27001TFV33" H 8050 5426 50  0000 C CNN
F 2 "Package_TO_SOT_SMD:TO-252-3_TabPin2" H 8050 5200 50  0001 C CNN
F 3 "https://static6.arrow.com/aropdfconversion/dc75757ae45a88e5f69bdce3f2a651a5fe0ca07d/ifx27001_ds_10.pdf" H 8050 5200 50  0001 C CNN
	1    8050 5250
	1    0    0    -1  
$EndComp
Wire Wire Line
	7150 5250 7150 5200
$Comp
L power:+5V #PWR0121
U 1 1 5F898941
P 7150 5200
F 0 "#PWR0121" H 7150 5050 50  0001 C CNN
F 1 "+5V" H 7165 5373 50  0000 C CNN
F 2 "" H 7150 5200 50  0001 C CNN
F 3 "" H 7150 5200 50  0001 C CNN
	1    7150 5200
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR0122
U 1 1 5F89A402
P 8850 5200
F 0 "#PWR0122" H 8850 5050 50  0001 C CNN
F 1 "+3V3" H 8865 5373 50  0000 C CNN
F 2 "" H 8850 5200 50  0001 C CNN
F 3 "" H 8850 5200 50  0001 C CNN
	1    8850 5200
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0123
U 1 1 5F89BBF3
P 8050 5750
F 0 "#PWR0123" H 8050 5500 50  0001 C CNN
F 1 "GND" H 8055 5577 50  0000 C CNN
F 2 "" H 8050 5750 50  0001 C CNN
F 3 "" H 8050 5750 50  0001 C CNN
	1    8050 5750
	1    0    0    -1  
$EndComp
$Comp
L Device:CP1_Small C13
U 1 1 5F8A1559
P 7450 5400
F 0 "C13" H 7541 5446 50  0000 L CNN
F 1 "100nF" H 7541 5355 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 7450 5400 50  0001 C CNN
F 3 "~" H 7450 5400 50  0001 C CNN
	1    7450 5400
	1    0    0    -1  
$EndComp
Wire Wire Line
	7450 5250 7450 5300
Wire Wire Line
	7450 5500 7450 5600
$Comp
L Device:CP1_Small C16
U 1 1 5F8A4FCD
P 8650 5400
F 0 "C16" H 8741 5446 50  0000 L CNN
F 1 "10uF" H 8741 5355 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 8650 5400 50  0001 C CNN
F 3 "~" H 8650 5400 50  0001 C CNN
	1    8650 5400
	1    0    0    -1  
$EndComp
Wire Wire Line
	8050 5550 8050 5600
Wire Wire Line
	7750 5250 7450 5250
Wire Wire Line
	7450 5250 7150 5250
Connection ~ 7450 5250
Wire Wire Line
	7450 5600 8050 5600
Connection ~ 8050 5600
Wire Wire Line
	8050 5600 8050 5750
Wire Wire Line
	8350 5250 8650 5250
Wire Wire Line
	8850 5200 8850 5250
Wire Wire Line
	8850 5250 8650 5250
Connection ~ 8650 5250
Wire Wire Line
	8650 5600 8050 5600
Wire Wire Line
	8650 5250 8650 5300
Wire Wire Line
	8650 5600 8650 5500
$Comp
L dk_Transistors-FETs-MOSFETs-Single:IRLML6402TRPBF Q4
U 1 1 5F8C606E
P 7200 950
F 0 "Q4" V 7467 950 60  0000 C CNN
F 1 "IRLML6402TRPBF" V 7361 950 60  0000 C CNN
F 2 "digikey-footprints:SOT-23-3" H 7400 1150 60  0001 L CNN
F 3 "https://www.infineon.com/dgdl/irlml6402pbf.pdf?fileId=5546d462533600a401535668d5c2263c" H 7400 1250 60  0001 L CNN
F 4 "IRLML6402PBFCT-ND" H 7400 1350 60  0001 L CNN "Digi-Key_PN"
F 5 "IRLML6402TRPBF" H 7400 1450 60  0001 L CNN "MPN"
F 6 "Discrete Semiconductor Products" H 7400 1550 60  0001 L CNN "Category"
F 7 "Transistors - FETs, MOSFETs - Single" H 7400 1650 60  0001 L CNN "Family"
F 8 "https://www.infineon.com/dgdl/irlml6402pbf.pdf?fileId=5546d462533600a401535668d5c2263c" H 7400 1750 60  0001 L CNN "DK_Datasheet_Link"
F 9 "/product-detail/en/infineon-technologies/IRLML6402TRPBF/IRLML6402PBFCT-ND/812500" H 7400 1850 60  0001 L CNN "DK_Detail_Page"
F 10 "MOSFET P-CH 20V 3.7A SOT-23" H 7400 1950 60  0001 L CNN "Description"
F 11 "Infineon Technologies" H 7400 2050 60  0001 L CNN "Manufacturer"
F 12 "Active" H 7400 2150 60  0001 L CNN "Status"
	1    7200 950 
	0    -1   -1   0   
$EndComp
$Comp
L dk_Transistors-FETs-MOSFETs-Single:IRLML6402TRPBF Q2
U 1 1 5F8D2DFF
P 6350 950
F 0 "Q2" V 6617 950 60  0000 C CNN
F 1 "IRLML6402TRPBF" V 6511 950 60  0000 C CNN
F 2 "digikey-footprints:SOT-23-3" H 6550 1150 60  0001 L CNN
F 3 "https://www.infineon.com/dgdl/irlml6402pbf.pdf?fileId=5546d462533600a401535668d5c2263c" H 6550 1250 60  0001 L CNN
F 4 "IRLML6402PBFCT-ND" H 6550 1350 60  0001 L CNN "Digi-Key_PN"
F 5 "IRLML6402TRPBF" H 6550 1450 60  0001 L CNN "MPN"
F 6 "Discrete Semiconductor Products" H 6550 1550 60  0001 L CNN "Category"
F 7 "Transistors - FETs, MOSFETs - Single" H 6550 1650 60  0001 L CNN "Family"
F 8 "https://www.infineon.com/dgdl/irlml6402pbf.pdf?fileId=5546d462533600a401535668d5c2263c" H 6550 1750 60  0001 L CNN "DK_Datasheet_Link"
F 9 "/product-detail/en/infineon-technologies/IRLML6402TRPBF/IRLML6402PBFCT-ND/812500" H 6550 1850 60  0001 L CNN "DK_Detail_Page"
F 10 "MOSFET P-CH 20V 3.7A SOT-23" H 6550 1950 60  0001 L CNN "Description"
F 11 "Infineon Technologies" H 6550 2050 60  0001 L CNN "Manufacturer"
F 12 "Active" H 6550 2150 60  0001 L CNN "Status"
	1    6350 950 
	0    1    -1   0   
$EndComp
Text HLabel 1150 1800 0    50   Input ~ 0
VBUS
Wire Wire Line
	1150 1800 1550 1800
$Comp
L Device:C_Small C10
U 1 1 5F8E6796
P 1550 2000
F 0 "C10" H 1350 2050 50  0000 L CNN
F 1 "4.7nF" H 1250 1950 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 1550 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:C_Small C11
U 1 1 5F8E6C94
P 2400 2000
F 0 "C11" H 2492 2046 50  0000 L CNN
F 1 "4.7nF" H 2492 1955 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 2400 2000 50  0001 C CNN
F 3 "~" H 2400 2000 50  0001 C CNN
	1    2400 2000
	1    0    0    -1  
$EndComp
Wire Wire Line
	1550 1800 1750 1800
Connection ~ 1550 1800
$Comp
L dk_Ferrite-Beads-and-Chips:BLM18PG471SN1D FB2
U 1 1 5F8EDEE3
P 1950 1800
F 0 "FB2" H 1950 2087 60  0000 C CNN
F 1 "BLM18PG471SN1D" H 1950 1981 60  0000 C CNN
F 2 "digikey-footprints:0603" H 2150 2000 60  0001 L CNN
F 3 "https://www.murata.com/en-us/products/productdata/8796738650142/ENFA0003.pdf" H 2150 2100 60  0001 L CNN
F 4 "490-5223-1-ND" H 2150 2200 60  0001 L CNN "Digi-Key_PN"
F 5 "BLM18PG471SN1D" H 2150 2300 60  0001 L CNN "MPN"
F 6 "Filters" H 2150 2400 60  0001 L CNN "Category"
F 7 "Ferrite Beads and Chips" H 2150 2500 60  0001 L CNN "Family"
F 8 "https://www.murata.com/en-us/products/productdata/8796738650142/ENFA0003.pdf" H 2150 2600 60  0001 L CNN "DK_Datasheet_Link"
F 9 "/product-detail/en/murata-electronics-north-america/BLM18PG471SN1D/490-5223-1-ND/1948399" H 2150 2700 60  0001 L CNN "DK_Detail_Page"
F 10 "FERRITE BEAD 470 OHM 0603 1LN" H 2150 2800 60  0001 L CNN "Description"
F 11 "Murata Electronics North America" H 2150 2900 60  0001 L CNN "Manufacturer"
F 12 "Active" H 2150 3000 60  0001 L CNN "Status"
	1    1950 1800
	1    0    0    -1  
$EndComp
Wire Wire Line
	2150 1800 2400 1800
$Comp
L Device:Ferrite_Bead_Small FB3
U 1 1 5F8FCEB5
P 2800 1800
F 0 "FB3" V 2563 1800 50  0000 C CNN
F 1 "MF-MSMF050-2" V 2654 1800 50  0000 C CNN
F 2 "Fuse:Fuse_1812_4532Metric" V 2730 1800 50  0001 C CNN
F 3 "~" H 2800 1800 50  0001 C CNN
	1    2800 1800
	0    1    1    0   
$EndComp
Wire Wire Line
	1550 1800 1550 1900
Wire Wire Line
	2400 1800 2400 1900
Wire Wire Line
	2400 1800 2700 1800
Connection ~ 2400 1800
Wire Wire Line
	2900 1800 3100 1800
Text Label 3100 1800 0    50   ~ 0
VBUS_USB
Wire Wire Line
	1550 2100 1950 2100
Wire Wire Line
	1950 2100 1950 2250
Connection ~ 1950 2100
Wire Wire Line
	1950 2100 2400 2100
$Comp
L power:GND #PWR0124
U 1 1 5F91ABB4
P 1950 2250
F 0 "#PWR0124" H 1950 2000 50  0001 C CNN
F 1 "GND" H 1955 2077 50  0000 C CNN
F 2 "" H 1950 2250 50  0001 C CNN
F 3 "" H 1950 2250 50  0001 C CNN
	1    1950 2250
	1    0    0    -1  
$EndComp
Wire Wire Line
	6550 950  6800 950 
Wire Wire Line
	6550 1950 7000 1950
$Comp
L dk_Transistors-FETs-MOSFETs-Single:IRLML6402TRPBF Q3
U 1 1 5F93CD00
P 6350 1950
F 0 "Q3" V 6617 1950 60  0000 C CNN
F 1 "IRLML6402TRPBF" V 6511 1950 60  0000 C CNN
F 2 "digikey-footprints:SOT-23-3" H 6550 2150 60  0001 L CNN
F 3 "https://www.infineon.com/dgdl/irlml6402pbf.pdf?fileId=5546d462533600a401535668d5c2263c" H 6550 2250 60  0001 L CNN
F 4 "IRLML6402PBFCT-ND" H 6550 2350 60  0001 L CNN "Digi-Key_PN"
F 5 "IRLML6402TRPBF" H 6550 2450 60  0001 L CNN "MPN"
F 6 "Discrete Semiconductor Products" H 6550 2550 60  0001 L CNN "Category"
F 7 "Transistors - FETs, MOSFETs - Single" H 6550 2650 60  0001 L CNN "Family"
F 8 "https://www.infineon.com/dgdl/irlml6402pbf.pdf?fileId=5546d462533600a401535668d5c2263c" H 6550 2750 60  0001 L CNN "DK_Datasheet_Link"
F 9 "/product-detail/en/infineon-technologies/IRLML6402TRPBF/IRLML6402PBFCT-ND/812500" H 6550 2850 60  0001 L CNN "DK_Detail_Page"
F 10 "MOSFET P-CH 20V 3.7A SOT-23" H 6550 2950 60  0001 L CNN "Description"
F 11 "Infineon Technologies" H 6550 3050 60  0001 L CNN "Manufacturer"
F 12 "Active" H 6550 3150 60  0001 L CNN "Status"
	1    6350 1950
	0    1    -1   0   
$EndComp
$Comp
L dk_Transistors-FETs-MOSFETs-Single:IRLML6402TRPBF Q5
U 1 1 5F93CCED
P 7200 1950
F 0 "Q5" V 7467 1950 60  0000 C CNN
F 1 "IRLML6402TRPBF" V 7361 1950 60  0000 C CNN
F 2 "digikey-footprints:SOT-23-3" H 7400 2150 60  0001 L CNN
F 3 "https://www.infineon.com/dgdl/irlml6402pbf.pdf?fileId=5546d462533600a401535668d5c2263c" H 7400 2250 60  0001 L CNN
F 4 "IRLML6402PBFCT-ND" H 7400 2350 60  0001 L CNN "Digi-Key_PN"
F 5 "IRLML6402TRPBF" H 7400 2450 60  0001 L CNN "MPN"
F 6 "Discrete Semiconductor Products" H 7400 2550 60  0001 L CNN "Category"
F 7 "Transistors - FETs, MOSFETs - Single" H 7400 2650 60  0001 L CNN "Family"
F 8 "https://www.infineon.com/dgdl/irlml6402pbf.pdf?fileId=5546d462533600a401535668d5c2263c" H 7400 2750 60  0001 L CNN "DK_Datasheet_Link"
F 9 "/product-detail/en/infineon-technologies/IRLML6402TRPBF/IRLML6402PBFCT-ND/812500" H 7400 2850 60  0001 L CNN "DK_Detail_Page"
F 10 "MOSFET P-CH 20V 3.7A SOT-23" H 7400 2950 60  0001 L CNN "Description"
F 11 "Infineon Technologies" H 7400 3050 60  0001 L CNN "Manufacturer"
F 12 "Active" H 7400 3150 60  0001 L CNN "Status"
	1    7200 1950
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6250 2250 6250 2350
Wire Wire Line
	6250 2350 6800 2350
Wire Wire Line
	7300 2350 7300 2250
Wire Wire Line
	6800 2350 6800 2400
Connection ~ 6800 2350
Wire Wire Line
	6800 2350 7300 2350
$Comp
L Device:R_Small R12
U 1 1 5F954132
P 6800 2500
F 0 "R12" H 6859 2546 50  0000 L CNN
F 1 "100k" H 6859 2455 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 6800 2500 50  0001 C CNN
F 3 "~" H 6800 2500 50  0001 C CNN
	1    6800 2500
	1    0    0    -1  
$EndComp
Wire Wire Line
	6800 2600 6800 2650
$Comp
L power:GND #PWR0125
U 1 1 5F956E2C
P 6800 2650
F 0 "#PWR0125" H 6800 2400 50  0001 C CNN
F 1 "GND" H 6805 2477 50  0000 C CNN
F 2 "" H 6800 2650 50  0001 C CNN
F 3 "" H 6800 2650 50  0001 C CNN
	1    6800 2650
	1    0    0    -1  
$EndComp
Wire Wire Line
	6800 2350 6800 950 
Connection ~ 6800 950 
Wire Wire Line
	6800 950  7000 950 
Wire Wire Line
	7300 1250 7300 1400
Wire Wire Line
	7300 1400 6250 1400
Wire Wire Line
	6250 1400 6250 1250
Wire Wire Line
	6150 1950 5850 1950
Wire Wire Line
	5850 1950 5850 1400
Wire Wire Line
	5850 1400 6250 1400
Connection ~ 5850 1950
Connection ~ 6250 1400
Wire Wire Line
	5650 1950 5850 1950
$Comp
L Device:R_Small R11
U 1 1 5F9699F8
P 5650 2500
F 0 "R11" H 5709 2546 50  0000 L CNN
F 1 "100k" H 5709 2455 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 5650 2500 50  0001 C CNN
F 3 "~" H 5650 2500 50  0001 C CNN
	1    5650 2500
	1    0    0    -1  
$EndComp
Wire Wire Line
	5650 1950 5650 2400
$Comp
L power:GND #PWR0126
U 1 1 5F96FBB3
P 5650 2650
F 0 "#PWR0126" H 5650 2400 50  0001 C CNN
F 1 "GND" H 5655 2477 50  0000 C CNN
F 2 "" H 5650 2650 50  0001 C CNN
F 3 "" H 5650 2650 50  0001 C CNN
	1    5650 2650
	1    0    0    -1  
$EndComp
Wire Wire Line
	5650 2600 5650 2650
Wire Wire Line
	7400 950  7600 950 
Wire Wire Line
	7600 950  7600 1450
Wire Wire Line
	7600 1950 7400 1950
Wire Wire Line
	6150 950  5650 950 
Wire Wire Line
	5650 950  5650 1050
$Comp
L Device:R_Small R10
U 1 1 5F97D126
P 5650 1150
F 0 "R10" H 5709 1196 50  0000 L CNN
F 1 "100k" H 5709 1105 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 5650 1150 50  0001 C CNN
F 3 "~" H 5650 1150 50  0001 C CNN
	1    5650 1150
	1    0    0    -1  
$EndComp
Wire Wire Line
	5650 1250 5650 1350
$Comp
L power:GND #PWR0127
U 1 1 5F980E32
P 5650 1350
F 0 "#PWR0127" H 5650 1100 50  0001 C CNN
F 1 "GND" H 5655 1177 50  0000 C CNN
F 2 "" H 5650 1350 50  0001 C CNN
F 3 "" H 5650 1350 50  0001 C CNN
	1    5650 1350
	1    0    0    -1  
$EndComp
Wire Wire Line
	4550 3800 4950 3800
Connection ~ 6000 3800
Wire Wire Line
	6100 3800 6100 3700
Wire Wire Line
	6000 3500 6150 3500
$Comp
L dk_Transistors-FETs-MOSFETs-Single:IRLML6402TRPBF Q1
U 1 1 5F98B58A
P 4250 5200
F 0 "Q1" V 4517 5200 60  0000 C CNN
F 1 "IRLML6402TRPBF" V 4411 5200 60  0000 C CNN
F 2 "digikey-footprints:SOT-23-3" H 4450 5400 60  0001 L CNN
F 3 "https://www.infineon.com/dgdl/irlml6402pbf.pdf?fileId=5546d462533600a401535668d5c2263c" H 4450 5500 60  0001 L CNN
F 4 "IRLML6402PBFCT-ND" H 4450 5600 60  0001 L CNN "Digi-Key_PN"
F 5 "IRLML6402TRPBF" H 4450 5700 60  0001 L CNN "MPN"
F 6 "Discrete Semiconductor Products" H 4450 5800 60  0001 L CNN "Category"
F 7 "Transistors - FETs, MOSFETs - Single" H 4450 5900 60  0001 L CNN "Family"
F 8 "https://www.infineon.com/dgdl/irlml6402pbf.pdf?fileId=5546d462533600a401535668d5c2263c" H 4450 6000 60  0001 L CNN "DK_Datasheet_Link"
F 9 "/product-detail/en/infineon-technologies/IRLML6402TRPBF/IRLML6402PBFCT-ND/812500" H 4450 6100 60  0001 L CNN "DK_Detail_Page"
F 10 "MOSFET P-CH 20V 3.7A SOT-23" H 4450 6200 60  0001 L CNN "Description"
F 11 "Infineon Technologies" H 4450 6300 60  0001 L CNN "Manufacturer"
F 12 "Active" H 4450 6400 60  0001 L CNN "Status"
	1    4250 5200
	0    -1   -1   0   
$EndComp
$Comp
L plib:TPS563249DDC U2
U 1 1 5F76878D
P 5600 3950
F 0 "U2" H 5600 4365 50  0000 C CNN
F 1 "TPS563249DDC" H 5600 4274 50  0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-23-6_Handsoldering" H 5600 3950 50  0001 C CNN
F 3 "" H 5600 3950 50  0001 C CNN
	1    5600 3950
	1    0    0    -1  
$EndComp
Wire Wire Line
	4350 5500 4350 5750
$Comp
L Device:R_Small R9
U 1 1 5F9CF261
P 4350 5850
F 0 "R9" H 4409 5896 50  0000 L CNN
F 1 "4.7k" H 4409 5805 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 4350 5850 50  0001 C CNN
F 3 "~" H 4350 5850 50  0001 C CNN
	1    4350 5850
	1    0    0    -1  
$EndComp
Wire Wire Line
	4350 5950 4350 6050
$Comp
L power:GND #PWR0128
U 1 1 5F9D27F6
P 4350 6050
F 0 "#PWR0128" H 4350 5800 50  0001 C CNN
F 1 "GND" H 4355 5877 50  0000 C CNN
F 2 "" H 4350 6050 50  0001 C CNN
F 3 "" H 4350 6050 50  0001 C CNN
	1    4350 6050
	1    0    0    -1  
$EndComp
Wire Wire Line
	4950 3800 4950 3700
Connection ~ 4950 3800
Wire Wire Line
	4950 3800 5200 3800
Text Label 4950 3700 1    50   ~ 0
VBATT_Vin
Wire Wire Line
	4450 5200 4650 5200
Text Label 4650 5200 0    50   ~ 0
VBATT_Vin
Text Label 3850 5200 2    50   ~ 0
VBATT_EN
Wire Wire Line
	4050 5200 3850 5200
Text Label 5100 3900 2    50   ~ 0
VBATT_EN
Wire Wire Line
	5100 3900 5200 3900
Wire Wire Line
	7650 3500 7650 3400
Connection ~ 7650 3500
Text Label 7650 3400 0    50   ~ 0
VBUS_BATT
Text Label 5450 1950 2    50   ~ 0
VBUS_USB
Wire Wire Line
	5450 1950 5650 1950
Connection ~ 5650 1950
Wire Wire Line
	5650 950  5400 950 
Connection ~ 5650 950 
Text Label 5400 950  2    50   ~ 0
VBUS_BATT
Wire Wire Line
	7600 1450 8050 1450
Connection ~ 7600 1450
Wire Wire Line
	7600 1450 7600 1950
$Comp
L Device:C_Small C14
U 1 1 5FA39241
P 8050 1550
F 0 "C14" H 8142 1596 50  0000 L CNN
F 1 "100nF" H 8142 1505 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 8050 1550 50  0001 C CNN
F 3 "~" H 8050 1550 50  0001 C CNN
	1    8050 1550
	1    0    0    -1  
$EndComp
$Comp
L Device:CP_Small C15
U 1 1 5FA3C09D
P 8600 1550
F 0 "C15" H 8688 1596 50  0000 L CNN
F 1 "1uF" H 8688 1505 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 8600 1550 50  0001 C CNN
F 3 "~" H 8600 1550 50  0001 C CNN
	1    8600 1550
	1    0    0    -1  
$EndComp
Wire Wire Line
	8050 1450 8600 1450
Connection ~ 8050 1450
Wire Wire Line
	8600 1650 8600 1750
Wire Wire Line
	8600 1750 8350 1750
Wire Wire Line
	8050 1750 8050 1650
Wire Wire Line
	8350 1750 8350 1900
Connection ~ 8350 1750
Wire Wire Line
	8350 1750 8050 1750
$Comp
L power:GND #PWR0129
U 1 1 5FA4AFFB
P 8350 1900
F 0 "#PWR0129" H 8350 1650 50  0001 C CNN
F 1 "GND" H 8355 1727 50  0000 C CNN
F 2 "" H 8350 1900 50  0001 C CNN
F 3 "" H 8350 1900 50  0001 C CNN
	1    8350 1900
	1    0    0    -1  
$EndComp
Wire Wire Line
	8600 1450 9000 1450
Connection ~ 8600 1450
$Comp
L power:+5V #PWR0130
U 1 1 5FA58C5B
P 9000 1300
F 0 "#PWR0130" H 9000 1150 50  0001 C CNN
F 1 "+5V" H 9015 1473 50  0000 C CNN
F 2 "" H 9000 1300 50  0001 C CNN
F 3 "" H 9000 1300 50  0001 C CNN
	1    9000 1300
	1    0    0    -1  
$EndComp
Wire Wire Line
	9000 1450 9000 1300
$EndSCHEMATC