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 Connector:Conn_01x02_Female J3
U 1 1 5F78340D
P 1000 4300
F 0 "J3" H 550 3900 50  0000 L CNN
F 1 "Battery 7.2v" H 450 4650 50  0000 L CNN
F 2 "Connector_PinSocket_2.54mm:PinSocket_1x02_P2.54mm_Vertical" H 1000 4300 50  0001 C CNN
F 3 "~" H 1000 4300 50  0001 C CNN
	1    1000 4300
	-1   0    0    -1  
$EndComp
$Comp
L power:+BATT #PWR014
U 1 1 5F784F44
P 1400 4250
F 0 "#PWR014" H 1400 4100 50  0001 C CNN
F 1 "+BATT" H 1415 4423 50  0000 C CNN
F 2 "" H 1400 4250 50  0001 C CNN
F 3 "" H 1400 4250 50  0001 C CNN
	1    1400 4250
	-1   0    0    -1  
$EndComp
Wire Wire Line
	1200 4300 1400 4300
Wire Wire Line
	1400 4300 1400 4250
$Comp
L power:+BATT #PWR022
U 1 1 5F81294D
P 4125 6225
F 0 "#PWR022" H 4125 6075 50  0001 C CNN
F 1 "+BATT" H 4140 6398 50  0000 C CNN
F 2 "" H 4125 6225 50  0001 C CNN
F 3 "" H 4125 6225 50  0001 C CNN
	1    4125 6225
	1    0    0    -1  
$EndComp
Wire Wire Line
	4125 6225 4125 6425
$Comp
L Device:R_Small R15
U 1 1 5F8174E9
P 4125 6525
F 0 "R15" H 4184 6571 50  0000 L CNN
F 1 "261k" H 4184 6480 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 4125 6525 50  0001 C CNN
F 3 "~" H 4125 6525 50  0001 C CNN
	1    4125 6525
	1    0    0    -1  
$EndComp
Wire Wire Line
	4125 6625 4125 6725
$Comp
L Device:R_Small R16
U 1 1 5F818807
P 4125 6875
F 0 "R16" H 4184 6921 50  0000 L CNN
F 1 "100k" H 4184 6830 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 4125 6875 50  0001 C CNN
F 3 "~" H 4125 6875 50  0001 C CNN
	1    4125 6875
	1    0    0    -1  
$EndComp
Wire Wire Line
	4125 6975 4125 7125
$Comp
L power:GND #PWR023
U 1 1 5F819AA1
P 4125 7125
F 0 "#PWR023" H 4125 6875 50  0001 C CNN
F 1 "GND" H 4130 6952 50  0000 C CNN
F 2 "" H 4125 7125 50  0001 C CNN
F 3 "" H 4125 7125 50  0001 C CNN
	1    4125 7125
	1    0    0    -1  
$EndComp
Wire Wire Line
	4125 6725 3875 6725
Connection ~ 4125 6725
Wire Wire Line
	4125 6725 4125 6775
Text Label 3875 6725 2    50   ~ 0
VBattMeas
Text Notes 3025 6625 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 #PWR016
U 1 1 5F830294
P 1550 1250
F 0 "#PWR016" 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 #PWR017
U 1 1 5F85A4FC
P 1550 1550
F 0 "#PWR017" 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
$Comp
L Regulator_Linear:IFX27001TFV33 U6
U 1 1 5F88D7AD
P 2025 5925
F 0 "U6" H 2025 6192 50  0000 C CNN
F 1 "IFX27001TFV33" H 2025 6101 50  0000 C CNN
F 2 "Package_TO_SOT_SMD:TO-252-3_TabPin2" H 2025 5875 50  0001 C CNN
F 3 "https://static6.arrow.com/aropdfconversion/dc75757ae45a88e5f69bdce3f2a651a5fe0ca07d/ifx27001_ds_10.pdf" H 2025 5875 50  0001 C CNN
	1    2025 5925
	1    0    0    -1  
$EndComp
Wire Wire Line
	1125 5925 1125 5875
$Comp
L power:GND #PWR020
U 1 1 5F89BBF3
P 2025 6425
F 0 "#PWR020" H 2025 6175 50  0001 C CNN
F 1 "GND" H 2030 6252 50  0000 C CNN
F 2 "" H 2025 6425 50  0001 C CNN
F 3 "" H 2025 6425 50  0001 C CNN
	1    2025 6425
	1    0    0    -1  
$EndComp
$Comp
L Device:CP1_Small C21
U 1 1 5F8A1559
P 1425 6075
F 0 "C21" H 1516 6121 50  0000 L CNN
F 1 "100nF" H 1516 6030 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1425 6075 50  0001 C CNN
F 3 "~" H 1425 6075 50  0001 C CNN
	1    1425 6075
	1    0    0    -1  
$EndComp
Wire Wire Line
	1425 5925 1425 5975
Wire Wire Line
	1425 6175 1425 6275
$Comp
L Device:CP1_Small C25
U 1 1 5F8A4FCD
P 2625 6075
F 0 "C25" H 2716 6121 50  0000 L CNN
F 1 "10uF" H 2716 6030 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 2625 6075 50  0001 C CNN
F 3 "~" H 2625 6075 50  0001 C CNN
	1    2625 6075
	1    0    0    -1  
$EndComp
Wire Wire Line
	2025 6225 2025 6275
Wire Wire Line
	1725 5925 1425 5925
Wire Wire Line
	1425 5925 1125 5925
Connection ~ 1425 5925
Wire Wire Line
	1425 6275 2025 6275
Connection ~ 2025 6275
Wire Wire Line
	2025 6275 2025 6425
Wire Wire Line
	2325 5925 2625 5925
Wire Wire Line
	2825 5875 2825 5925
Wire Wire Line
	2825 5925 2625 5925
Connection ~ 2625 5925
Wire Wire Line
	2625 6275 2025 6275
Wire Wire Line
	2625 5925 2625 5975
Wire Wire Line
	2625 6275 2625 6175
Text HLabel 1150 1800 0    50   Input ~ 0
VBUS
Wire Wire Line
	1150 1800 1550 1800
$Comp
L Device:C_Small C22
U 1 1 5F8E6796
P 1550 2000
F 0 "C22" H 1350 2050 50  0000 L CNN
F 1 "4.7nF" H 1250 1950 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" 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 C24
U 1 1 5F8E6C94
P 2400 2000
F 0 "C24" H 2492 2046 50  0000 L CNN
F 1 "4.7nF" H 2492 1955 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" 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 FB1
U 1 1 5F8EDEE3
P 1950 1800
F 0 "FB1" H 1950 2087 60  0000 C CNN
F 1 "BLM18PG471SN1D" H 1950 1981 60  0000 C CNN
F 2 "Inductor_SMD:L_0603_1608Metric" 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 FB2
U 1 1 5F8FCEB5
P 2800 1800
F 0 "FB2" 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 #PWR019
U 1 1 5F91ABB4
P 1950 2250
F 0 "#PWR019" 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
$Comp
L Device:LED D2
U 1 1 5F9ABBEC
P 4525 6775
F 0 "D2" V 4564 6657 50  0000 R CNN
F 1 "LED" V 4473 6657 50  0000 R CNN
F 2 "LED_SMD:LED_0805_2012Metric" H 4525 6775 50  0001 C CNN
F 3 "~" H 4525 6775 50  0001 C CNN
	1    4525 6775
	0    -1   -1   0   
$EndComp
$Comp
L power:+3V3 #PWR024
U 1 1 5F9BBB98
P 4525 6125
F 0 "#PWR024" H 4525 5975 50  0001 C CNN
F 1 "+3V3" H 4540 6298 50  0000 C CNN
F 2 "" H 4525 6125 50  0001 C CNN
F 3 "" H 4525 6125 50  0001 C CNN
	1    4525 6125
	1    0    0    -1  
$EndComp
Wire Wire Line
	4525 6925 4525 7175
$Comp
L power:GND #PWR025
U 1 1 5F9C5964
P 4525 7175
F 0 "#PWR025" H 4525 6925 50  0001 C CNN
F 1 "GND" H 4530 7002 50  0000 C CNN
F 2 "" H 4525 7175 50  0001 C CNN
F 3 "" H 4525 7175 50  0001 C CNN
	1    4525 7175
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR027
U 1 1 5FA7DECE
P 5025 5675
F 0 "#PWR027" H 5025 5525 50  0001 C CNN
F 1 "+3V3" H 5040 5848 50  0000 C CNN
F 2 "" H 5025 5675 50  0001 C CNN
F 3 "" H 5025 5675 50  0001 C CNN
	1    5025 5675
	1    0    0    -1  
$EndComp
$Comp
L Device:Thermistor_NTC TH1
U 1 1 5FA83037
P 5025 6775
F 0 "TH1" H 5123 6821 50  0000 L CNN
F 1 "25C@10k" H 5123 6730 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 5025 6825 50  0001 C CNN
F 3 "~" H 5025 6825 50  0001 C CNN
	1    5025 6775
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R18
U 1 1 5FA890AC
P 5025 6225
F 0 "R18" H 5084 6271 50  0000 L CNN
F 1 "10k" H 5084 6180 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 5025 6225 50  0001 C CNN
F 3 "~" H 5025 6225 50  0001 C CNN
	1    5025 6225
	1    0    0    -1  
$EndComp
Wire Wire Line
	5025 6125 5025 5675
Wire Wire Line
	5025 6325 5025 6475
Wire Wire Line
	5025 6925 5025 7175
$Comp
L power:GND #PWR028
U 1 1 5FA93BCE
P 5025 7175
F 0 "#PWR028" H 5025 6925 50  0001 C CNN
F 1 "GND" H 5030 7002 50  0000 C CNN
F 2 "" H 5025 7175 50  0001 C CNN
F 3 "" H 5025 7175 50  0001 C CNN
	1    5025 7175
	1    0    0    -1  
$EndComp
Wire Wire Line
	5025 6475 5225 6475
Connection ~ 5025 6475
Wire Wire Line
	5025 6475 5025 6625
Text Label 5225 6475 0    50   ~ 0
SysTempMeasure
Text Label 1600 2700 0    50   ~ 0
SysTempMeasure
Text HLabel 1250 2700 0    50   Input ~ 0
SysTempMeasure
Wire Wire Line
	1250 2700 1600 2700
$Comp
L power:+5V #PWR013
U 1 1 5F898941
P 1125 5875
F 0 "#PWR013" H 1125 5725 50  0001 C CNN
F 1 "+5V" H 1140 6048 50  0000 C CNN
F 2 "" H 1125 5875 50  0001 C CNN
F 3 "" H 1125 5875 50  0001 C CNN
	1    1125 5875
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR021
U 1 1 5FAFF775
P 2825 5875
F 0 "#PWR021" H 2825 5725 50  0001 C CNN
F 1 "+3V3" H 2840 6048 50  0000 C CNN
F 2 "" H 2825 5875 50  0001 C CNN
F 3 "" H 2825 5875 50  0001 C CNN
	1    2825 5875
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R17
U 1 1 5FB93814
P 4525 6375
F 0 "R17" H 4584 6421 50  0000 L CNN
F 1 "1k" H 4584 6330 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 4525 6375 50  0001 C CNN
F 3 "~" H 4525 6375 50  0001 C CNN
	1    4525 6375
	1    0    0    -1  
$EndComp
Wire Wire Line
	4525 6275 4525 6125
Wire Wire Line
	4525 6475 4525 6625
$Comp
L power:GND #PWR015
U 1 1 5FBD94F3
P 1400 4450
F 0 "#PWR015" H 1400 4200 50  0001 C CNN
F 1 "GND" H 1405 4277 50  0000 C CNN
F 2 "" H 1400 4450 50  0001 C CNN
F 3 "" H 1400 4450 50  0001 C CNN
	1    1400 4450
	1    0    0    -1  
$EndComp
Wire Wire Line
	1200 4400 1400 4400
Wire Wire Line
	1400 4400 1400 4450
Wire Wire Line
	8350 1750 8350 1900
Wire Wire Line
	9000 1450 9000 1300
$Comp
L power:+5V #PWR033
U 1 1 5FA58C5B
P 9000 1300
F 0 "#PWR033" 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
Connection ~ 8600 1450
Wire Wire Line
	8600 1450 9000 1450
$Comp
L power:GND #PWR032
U 1 1 5FA4AFFB
P 8350 1900
F 0 "#PWR032" 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
	8350 1750 8050 1750
Connection ~ 8350 1750
Wire Wire Line
	8050 1750 8050 1650
Wire Wire Line
	8600 1750 8350 1750
Wire Wire Line
	8600 1650 8600 1750
Connection ~ 8050 1450
Wire Wire Line
	8050 1450 8600 1450
$Comp
L Device:CP_Small C32
U 1 1 5FA3C09D
P 8600 1550
F 0 "C32" H 8688 1596 50  0000 L CNN
F 1 "1uF" H 8688 1505 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 8600 1550 50  0001 C CNN
F 3 "~" H 8600 1550 50  0001 C CNN
	1    8600 1550
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C30
U 1 1 5FA39241
P 8050 1550
F 0 "C30" H 8142 1596 50  0000 L CNN
F 1 "100nF" H 8142 1505 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 8050 1550 50  0001 C CNN
F 3 "~" H 8050 1550 50  0001 C CNN
	1    8050 1550
	1    0    0    -1  
$EndComp
Wire Wire Line
	7600 1450 7600 1950
Connection ~ 7600 1450
Wire Wire Line
	7600 1450 8050 1450
Text Label 5400 950  2    50   ~ 0
VBUS_BATT
Connection ~ 5650 950 
Wire Wire Line
	5650 950  5400 950 
Connection ~ 5650 1950
Wire Wire Line
	5450 1950 5650 1950
Text Label 5450 1950 2    50   ~ 0
VBUS_USB
$Comp
L power:GND #PWR029
U 1 1 5F980E32
P 5650 1350
F 0 "#PWR029" 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
	5650 1250 5650 1350
$Comp
L Device:R_Small R19
U 1 1 5F97D126
P 5650 1150
F 0 "R19" H 5709 1196 50  0000 L CNN
F 1 "100k" H 5709 1105 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" 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 950  5650 1050
Wire Wire Line
	6150 950  5650 950 
Wire Wire Line
	7600 1950 7400 1950
Wire Wire Line
	7600 950  7600 1450
Wire Wire Line
	7400 950  7600 950 
Wire Wire Line
	5650 2600 5650 2650
$Comp
L power:GND #PWR030
U 1 1 5F96FBB3
P 5650 2650
F 0 "#PWR030" 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 1950 5650 2400
$Comp
L Device:R_Small R20
U 1 1 5F9699F8
P 5650 2500
F 0 "R20" H 5709 2546 50  0000 L CNN
F 1 "100k" H 5709 2455 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" 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 5850 1950
Connection ~ 6250 1400
Connection ~ 5850 1950
Wire Wire Line
	5850 1400 6250 1400
Wire Wire Line
	5850 1950 5850 1400
Wire Wire Line
	6150 1950 5850 1950
Wire Wire Line
	6250 1400 6250 1250
Wire Wire Line
	7300 1400 6250 1400
Wire Wire Line
	7300 1250 7300 1400
Wire Wire Line
	6800 950  7000 950 
Connection ~ 6800 950 
Wire Wire Line
	6800 2350 6800 950 
$Comp
L power:GND #PWR031
U 1 1 5F956E2C
P 6800 2650
F 0 "#PWR031" 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 2600 6800 2650
$Comp
L Device:R_Small R22
U 1 1 5F954132
P 6800 2500
F 0 "R22" H 6859 2546 50  0000 L CNN
F 1 "100k" H 6859 2455 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" 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 2350 7300 2350
Connection ~ 6800 2350
Wire Wire Line
	6800 2350 6800 2400
Wire Wire Line
	7300 2350 7300 2250
Wire Wire Line
	6250 2350 6800 2350
Wire Wire Line
	6250 2250 6250 2350
$Comp
L dk_Transistors-FETs-MOSFETs-Single:IRLML6402TRPBF Q4
U 1 1 5F93CCED
P 7200 1950
F 0 "Q4" 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
$Comp
L dk_Transistors-FETs-MOSFETs-Single:IRLML6402TRPBF Q2
U 1 1 5F93CD00
P 6350 1950
F 0 "Q2" 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
Wire Wire Line
	6550 1950 7000 1950
Wire Wire Line
	6550 950  6800 950 
$Comp
L dk_Transistors-FETs-MOSFETs-Single:IRLML6402TRPBF Q1
U 1 1 5F8D2DFF
P 6350 950
F 0 "Q1" 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
$Comp
L dk_Transistors-FETs-MOSFETs-Single:IRLML6402TRPBF Q3
U 1 1 5F8C606E
P 7200 950
F 0 "Q3" 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 power:+BATT #PWR018
U 1 1 5FD77B2A
P 1875 4000
F 0 "#PWR018" H 1875 3850 50  0001 C CNN
F 1 "+BATT" H 1890 4173 50  0000 C CNN
F 2 "" H 1875 4000 50  0001 C CNN
F 3 "" H 1875 4000 50  0001 C CNN
	1    1875 4000
	-1   0    0    -1  
$EndComp
$Comp
L Device:C_Small C23
U 1 1 5FD7BD52
P 2300 4100
F 0 "C23" H 2392 4146 50  0000 L CNN
F 1 "10uF/4mOhm" H 2392 4055 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 2300 4100 50  0001 C CNN
F 3 "~" H 2300 4100 50  0001 C CNN
	1    2300 4100
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C26
U 1 1 5FD7CCAF
P 3025 4100
F 0 "C26" H 3117 4146 50  0000 L CNN
F 1 "10uF/4mOhm" H 3117 4055 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 3025 4100 50  0001 C CNN
F 3 "~" H 3025 4100 50  0001 C CNN
	1    3025 4100
	1    0    0    -1  
$EndComp
Wire Wire Line
	1875 4000 2300 4000
Wire Wire Line
	2300 4000 3025 4000
Connection ~ 2300 4000
$Comp
L Device:C_Small C27
U 1 1 5FD842BB
P 3725 4100
F 0 "C27" H 3817 4146 50  0000 L CNN
F 1 "100nF/64mOhm" H 3817 4055 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 3725 4100 50  0001 C CNN
F 3 "~" H 3725 4100 50  0001 C CNN
	1    3725 4100
	1    0    0    -1  
$EndComp
Wire Wire Line
	3025 4000 3725 4000
Connection ~ 3025 4000
$Comp
L Regulator_Switching:TPS56339DDC U7
U 1 1 5FD8E5A4
P 5000 4100
F 0 "U7" H 5000 4467 50  0000 C CNN
F 1 "TPS56339DDC" H 5000 4376 50  0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-23-6" H 5050 3850 50  0001 L CNN
F 3 "https://www.ti.com/lit/ds/symlink/tps56339.pdf" H 5000 4100 50  0001 C CNN
	1    5000 4100
	1    0    0    -1  
$EndComp
Wire Wire Line
	3725 4000 4600 4000
Connection ~ 3725 4000
NoConn ~ 4600 4200
Wire Wire Line
	5000 4400 5000 4575
$Comp
L power:GND #PWR026
U 1 1 5FDA82CD
P 5000 4775
F 0 "#PWR026" H 5000 4525 50  0001 C CNN
F 1 "GND" H 5005 4602 50  0000 C CNN
F 2 "" H 5000 4775 50  0001 C CNN
F 3 "" H 5000 4775 50  0001 C CNN
	1    5000 4775
	1    0    0    -1  
$EndComp
Wire Wire Line
	2300 4200 2300 4400
Wire Wire Line
	2300 4400 3025 4400
Wire Wire Line
	3025 4400 3025 4200
Wire Wire Line
	3025 4400 3725 4400
Wire Wire Line
	3725 4400 3725 4200
Connection ~ 3025 4400
Wire Wire Line
	3725 4400 4575 4400
Wire Wire Line
	4575 4400 4575 4575
Wire Wire Line
	4575 4575 5000 4575
Connection ~ 3725 4400
Connection ~ 5000 4575
Wire Wire Line
	5000 4575 5000 4775
Wire Wire Line
	5400 4100 5750 4100
$Comp
L Device:R_Small R21
U 1 1 5FDB63C4
P 5850 4100
F 0 "R21" V 6000 4100 50  0000 C CNN
F 1 "30R" V 5925 4100 50  0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 5850 4100 50  0001 C CNN
F 3 "~" H 5850 4100 50  0001 C CNN
	1    5850 4100
	0    -1   -1   0   
$EndComp
$Comp
L Device:C_Small C28
U 1 1 5FDBB114
P 6425 4100
F 0 "C28" V 6675 4100 50  0000 C CNN
F 1 "100nF/64mOhm" V 6575 4100 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6425 4100 50  0001 C CNN
F 3 "~" H 6425 4100 50  0001 C CNN
	1    6425 4100
	0    -1   -1   0   
$EndComp
Wire Wire Line
	5950 4100 6325 4100
Wire Wire Line
	5400 4000 5600 4000
Wire Wire Line
	5600 4000 5600 3575
$Comp
L Device:L_Small L2
U 1 1 5FDC3D61
P 6875 3575
F 0 "L2" V 7060 3575 50  0000 C CNN
F 1 "5.6uH/15mOhm" V 6969 3575 50  0000 C CNN
F 2 "plib:SDR1307-5R6ML" H 6875 3575 50  0001 C CNN
F 3 "~" H 6875 3575 50  0001 C CNN
	1    6875 3575
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6525 4100 6750 4100
Wire Wire Line
	5600 3575 6750 3575
Wire Wire Line
	6750 3575 6750 4100
Connection ~ 6750 3575
Wire Wire Line
	6750 3575 6775 3575
Wire Wire Line
	6975 3575 7275 3575
$Comp
L Device:R_Small R23
U 1 1 5FDDC281
P 7275 3750
F 0 "R23" H 7334 3796 50  0000 L CNN
F 1 "52.3k" H 7334 3705 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 7275 3750 50  0001 C CNN
F 3 "~" H 7275 3750 50  0001 C CNN
	1    7275 3750
	1    0    0    -1  
$EndComp
Wire Wire Line
	7275 3575 7275 3650
Wire Wire Line
	7275 3850 7275 4200
Wire Wire Line
	7275 4200 7275 4325
Connection ~ 7275 4200
$Comp
L Device:R_Small R24
U 1 1 5FDEAD84
P 7275 4425
F 0 "R24" H 7334 4471 50  0000 L CNN
F 1 "10k" H 7334 4380 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 7275 4425 50  0001 C CNN
F 3 "~" H 7275 4425 50  0001 C CNN
	1    7275 4425
	1    0    0    -1  
$EndComp
Wire Wire Line
	7275 4525 7275 4575
Wire Wire Line
	7275 4575 5000 4575
$Comp
L Device:C_Small C29
U 1 1 5FE1C228
P 7825 3750
F 0 "C29" H 7917 3796 50  0000 L CNN
F 1 "22uF/1mOhm" H 7917 3705 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7825 3750 50  0001 C CNN
F 3 "~" H 7825 3750 50  0001 C CNN
	1    7825 3750
	1    0    0    -1  
$EndComp
Wire Wire Line
	7275 3575 7825 3575
Wire Wire Line
	7825 3575 7825 3650
Connection ~ 7275 3575
Wire Wire Line
	7825 3850 7825 4575
Wire Wire Line
	7825 4575 7275 4575
Connection ~ 7275 4575
$Comp
L Device:C_Small C31
U 1 1 5FE27F3E
P 8550 3775
F 0 "C31" H 8642 3821 50  0000 L CNN
F 1 "22uF/1mOhm" H 8642 3730 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 8550 3775 50  0001 C CNN
F 3 "~" H 8550 3775 50  0001 C CNN
	1    8550 3775
	1    0    0    -1  
$EndComp
Wire Wire Line
	7825 3575 8550 3575
Wire Wire Line
	8550 3575 8550 3675
Connection ~ 7825 3575
Wire Wire Line
	8550 3875 8550 4575
Wire Wire Line
	8550 4575 7825 4575
Connection ~ 7825 4575
Wire Wire Line
	8550 3575 9325 3575
Wire Wire Line
	9325 3575 9325 3800
Connection ~ 8550 3575
$Comp
L Device:R_Small R25
U 1 1 5FE33AC6
P 9325 3900
F 0 "R25" H 9384 3946 50  0000 L CNN
F 1 "100k" H 9384 3855 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 9325 3900 50  0001 C CNN
F 3 "~" H 9325 3900 50  0001 C CNN
	1    9325 3900
	1    0    0    -1  
$EndComp
Wire Wire Line
	9325 4000 9325 4575
Wire Wire Line
	9325 4575 8550 4575
Connection ~ 8550 4575
Text Label 9525 3575 0    50   ~ 0
VBUS_BATT
Wire Wire Line
	9325 3575 9525 3575
Connection ~ 9325 3575
Wire Wire Line
	5400 4200 7275 4200
$EndSCHEMATC