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Copy pathUSB_Battery_Charger.sch
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USB_Battery_Charger.sch
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EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 3 4
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Battery_Management:MCP73831-2-OT U?
U 1 1 609961C0
P 4825 4250
AR Path="/609961C0" Ref="U?" Part="1"
AR Path="/609947E5/609961C0" Ref="U301" Part="1"
F 0 "U301" H 5000 3875 50 0000 C CNN
F 1 "MCP73831-2-OT" H 5250 3975 50 0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-23-5" H 4875 4000 50 0001 L CIN
F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/20001984g.pdf" H 4675 4200 50 0001 C CNN
1 4825 4250
1 0 0 -1
$EndComp
Wire Wire Line
4425 4350 4325 4350
Wire Wire Line
4325 4350 4325 4475
$Comp
L Device:R R301
U 1 1 6099691F
P 4325 4625
F 0 "R301" H 4395 4671 50 0000 L CNN
F 1 "2k" H 4395 4580 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad0.98x0.95mm_HandSolder" V 4255 4625 50 0001 C CNN
F 3 "~" H 4325 4625 50 0001 C CNN
1 4325 4625
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0301
U 1 1 60996E06
P 4325 4850
F 0 "#PWR0301" H 4325 4600 50 0001 C CNN
F 1 "GND" H 4330 4677 50 0000 C CNN
F 2 "" H 4325 4850 50 0001 C CNN
F 3 "" H 4325 4850 50 0001 C CNN
1 4325 4850
1 0 0 -1
$EndComp
Wire Wire Line
4325 4850 4325 4775
$Comp
L power:GND #PWR0302
U 1 1 60997185
P 4825 4650
F 0 "#PWR0302" H 4825 4400 50 0001 C CNN
F 1 "GND" H 4830 4477 50 0000 C CNN
F 2 "" H 4825 4650 50 0001 C CNN
F 3 "" H 4825 4650 50 0001 C CNN
1 4825 4650
1 0 0 -1
$EndComp
Wire Wire Line
4825 4650 4825 4550
Text HLabel 5875 3000 2 50 Input ~ 0
VBAT
Wire Wire Line
5225 4150 5350 4150
$Comp
L Device:LED D301
U 1 1 60997FDA
P 5750 3775
F 0 "D301" V 5789 3657 50 0000 R CNN
F 1 "LED" V 5698 3657 50 0000 R CNN
F 2 "LED_SMD:LED_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 5750 3775 50 0001 C CNN
F 3 "~" H 5750 3775 50 0001 C CNN
1 5750 3775
0 -1 -1 0
$EndComp
$Comp
L Device:R R302
U 1 1 6099A341
P 5750 4150
F 0 "R302" H 5820 4196 50 0000 L CNN
F 1 "470" H 5820 4105 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad0.98x0.95mm_HandSolder" V 5680 4150 50 0001 C CNN
F 3 "~" H 5750 4150 50 0001 C CNN
1 5750 4150
1 0 0 -1
$EndComp
Wire Wire Line
5750 4350 5750 4300
Wire Wire Line
5225 4350 5750 4350
Wire Wire Line
5750 4000 5750 3925
Text HLabel 5875 3100 2 50 Input ~ 0
USB_VBUS
$Comp
L Device:C C301
U 1 1 6099C87E
P 6875 3975
F 0 "C301" H 6990 4021 50 0000 L CNN
F 1 "4.7uF" H 6990 3930 50 0000 L CNN
F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.33x1.80mm_HandSolder" H 6913 3825 50 0001 C CNN
F 3 "~" H 6875 3975 50 0001 C CNN
1 6875 3975
1 0 0 -1
$EndComp
$Comp
L Device:C C302
U 1 1 6099D147
P 7350 3975
F 0 "C302" H 7465 4021 50 0000 L CNN
F 1 "4.7uF" H 7465 3930 50 0000 L CNN
F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.33x1.80mm_HandSolder" H 7388 3825 50 0001 C CNN
F 3 "~" H 7350 3975 50 0001 C CNN
1 7350 3975
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0303
U 1 1 6099D4F8
P 6875 4225
F 0 "#PWR0303" H 6875 3975 50 0001 C CNN
F 1 "GND" H 6880 4052 50 0000 C CNN
F 2 "" H 6875 4225 50 0001 C CNN
F 3 "" H 6875 4225 50 0001 C CNN
1 6875 4225
1 0 0 -1
$EndComp
Wire Wire Line
6875 4225 6875 4125
$Comp
L power:GND #PWR0304
U 1 1 6099DD18
P 7350 4225
F 0 "#PWR0304" H 7350 3975 50 0001 C CNN
F 1 "GND" H 7355 4052 50 0000 C CNN
F 2 "" H 7350 4225 50 0001 C CNN
F 3 "" H 7350 4225 50 0001 C CNN
1 7350 4225
1 0 0 -1
$EndComp
Wire Wire Line
7350 4225 7350 4125
Text Label 4550 3850 0 50 ~ 0
VBUS_USB
Text Label 6600 3725 0 50 ~ 0
VBUS_USB
Wire Wire Line
6875 3825 6875 3725
Text Label 5350 4150 0 50 ~ 0
VBAT
Text Label 7525 3725 2 50 ~ 0
VBAT
Wire Wire Line
7350 3825 7350 3725
Wire Wire Line
7350 3725 7525 3725
Wire Wire Line
6600 3725 6875 3725
Text Label 5800 3100 2 50 ~ 0
VBUS_USB
Wire Wire Line
5800 3100 5875 3100
Text Label 5800 3000 2 50 ~ 0
VBAT
Wire Wire Line
5800 3000 5875 3000
Wire Wire Line
4550 3850 4825 3850
Wire Wire Line
4825 3850 4825 3950
Text Label 5550 3575 0 50 ~ 0
VBUS_USB
Wire Wire Line
5750 3575 5550 3575
Wire Wire Line
5750 3575 5750 3625
$EndSCHEMATC