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EESchema Schematic File Version 2
LIBS:power
LIBS:device
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:cmos4000
LIBS:adc-dac
LIBS:memory
LIBS:xilinx
LIBS:microcontrollers
LIBS:dsp
LIBS:microchip
LIBS:analog_switches
LIBS:motorola
LIBS:texas
LIBS:intel
LIBS:audio
LIBS:interface
LIBS:digital-audio
LIBS:philips
LIBS:display
LIBS:cypress
LIBS:siliconi
LIBS:opto
LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:74xgxx
LIBS:ac-dc
LIBS:actel
LIBS:allegro
LIBS:Altera
LIBS:analog_devices
LIBS:battery_management
LIBS:bbd
LIBS:bosch
LIBS:brooktre
LIBS:cmos_ieee
LIBS:dc-dc
LIBS:diode
LIBS:elec-unifil
LIBS:ESD_Protection
LIBS:ftdi
LIBS:gennum
LIBS:graphic
LIBS:hc11
LIBS:infineon
LIBS:intersil
LIBS:ir
LIBS:Lattice
LIBS:leds
LIBS:LEM
LIBS:logo
LIBS:maxim
LIBS:mechanical
LIBS:microchip_dspic33dsc
LIBS:microchip_pic10mcu
LIBS:microchip_pic12mcu
LIBS:microchip_pic16mcu
LIBS:microchip_pic18mcu
LIBS:microchip_pic24mcu
LIBS:microchip_pic32mcu
LIBS:modules
LIBS:motor_drivers
LIBS:motors
LIBS:msp430
LIBS:nordicsemi
LIBS:nxp
LIBS:nxp_armmcu
LIBS:onsemi
LIBS:Oscillators
LIBS:powerint
LIBS:Power_Management
LIBS:pspice
LIBS:references
LIBS:relays
LIBS:rfcom
LIBS:RFSolutions
LIBS:sensors
LIBS:silabs
LIBS:stm8
LIBS:stm32
LIBS:STMicroelectronics
LIBS:supertex
LIBS:switches
LIBS:transf
LIBS:triac_thyristor
LIBS:ttl_ieee
LIBS:video
LIBS:wiznet
LIBS:Worldsemi
LIBS:Xicor
LIBS:zetex
LIBS:Zilog
LIBS:yaqwsx
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L ESP32-DEVKIT-C U4
U 1 1 5995C677
P 5600 3350
F 0 "U4" H 5600 2350 60 0000 C CNN
F 1 "ESP32-DEVKIT-C" H 5600 4350 60 0000 C CNN
F 2 "yaqwsx:ESP32-DEVKIT-C" H 5600 3000 60 0001 C CNN
F 3 "" H 5600 3000 60 0001 C CNN
1 5600 3350
1 0 0 -1
$EndComp
$Comp
L 5VEbayStepup U2
U 1 1 5995C6E2
P 2850 1850
F 0 "U2" H 2850 1700 60 0000 C CNN
F 1 "5VEbayStepup" H 2850 2000 60 0000 C CNN
F 2 "yaqwsx:5VEbayStepup" H 2850 1850 60 0001 C CNN
F 3 "" H 2850 1850 60 0001 C CNN
1 2850 1850
1 0 0 -1
$EndComp
$Comp
L Encoder U5
U 1 1 5995C77A
P 5650 1500
F 0 "U5" H 5650 1300 60 0000 C CNN
F 1 "Encoder" H 5650 1700 60 0000 C CNN
F 2 "yaqwsx:RotationalEncoder" H 5750 1500 60 0001 C CNN
F 3 "" H 5750 1500 60 0001 C CNN
1 5650 1500
1 0 0 -1
$EndComp
$Comp
L I2C_LCD U6
U 1 1 5995C808
P 7450 2500
F 0 "U6" H 7450 2750 60 0000 C CNN
F 1 "I2C_LCD" H 7450 2250 60 0000 C CNN
F 2 "yaqwsx:I2C_LCD_16x2" H 7350 2500 60 0001 C CNN
F 3 "" H 7350 2500 60 0001 C CNN
1 7450 2500
1 0 0 -1
$EndComp
$Comp
L CONN_01X02 J1
U 1 1 5995C979
P 1200 1850
F 0 "J1" H 1200 2000 50 0000 C CNN
F 1 "PWR_IN" V 1300 1850 50 0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x02" H 1200 1850 50 0001 C CNN
F 3 "" H 1200 1850 50 0001 C CNN
1 1200 1850
-1 0 0 1
$EndComp
Wire Wire Line
1400 1900 2400 1900
$Comp
L GND #PWR01
U 1 1 5995CA35
P 2400 1900
F 0 "#PWR01" H 2400 1650 50 0001 C CNN
F 1 "GND" H 2400 1750 50 0000 C CNN
F 2 "" H 2400 1900 50 0001 C CNN
F 3 "" H 2400 1900 50 0001 C CNN
1 2400 1900
1 0 0 -1
$EndComp
$Comp
L R R4
U 1 1 5995CA57
P 2250 1650
F 0 "R4" V 2330 1650 50 0000 C CNN
F 1 "20k" V 2250 1650 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 2180 1650 50 0001 C CNN
F 3 "" H 2250 1650 50 0001 C CNN
1 2250 1650
1 0 0 1
$EndComp
$Comp
L R R3
U 1 1 5995CAB1
P 2250 1350
F 0 "R3" V 2330 1350 50 0000 C CNN
F 1 "20k" V 2250 1350 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 2180 1350 50 0001 C CNN
F 3 "" H 2250 1350 50 0001 C CNN
1 2250 1350
1 0 0 -1
$EndComp
$Comp
L GND #PWR02
U 1 1 5995CAE7
P 2250 1200
F 0 "#PWR02" H 2250 950 50 0001 C CNN
F 1 "GND" H 2250 1050 50 0000 C CNN
F 2 "" H 2250 1200 50 0001 C CNN
F 3 "" H 2250 1200 50 0001 C CNN
1 2250 1200
-1 0 0 1
$EndComp
Wire Wire Line
1400 1800 2400 1800
Connection ~ 2250 1800
Wire Wire Line
2250 1500 2600 1500
Text GLabel 2600 1500 2 60 Input ~ 0
BAT_SENSE
$Comp
L GND #PWR03
U 1 1 5995CEAE
P 4050 3150
F 0 "#PWR03" H 4050 2900 50 0001 C CNN
F 1 "GND" H 4050 3000 50 0000 C CNN
F 2 "" H 4050 3150 50 0001 C CNN
F 3 "" H 4050 3150 50 0001 C CNN
1 4050 3150
0 -1 -1 0
$EndComp
$Comp
L GND #PWR04
U 1 1 5995CF95
P 3300 1800
F 0 "#PWR04" H 3300 1550 50 0001 C CNN
F 1 "GND" H 3300 1650 50 0000 C CNN
F 2 "" H 3300 1800 50 0001 C CNN
F 3 "" H 3300 1800 50 0001 C CNN
1 3300 1800
0 -1 -1 0
$EndComp
$Comp
L +5V #PWR05
U 1 1 5995CFB4
P 3300 1900
F 0 "#PWR05" H 3300 1750 50 0001 C CNN
F 1 "+5V" H 3300 2040 50 0000 C CNN
F 2 "" H 3300 1900 50 0001 C CNN
F 3 "" H 3300 1900 50 0001 C CNN
1 3300 1900
-1 0 0 1
$EndComp
$Comp
L +5V #PWR06
U 1 1 5995D0FC
P 4050 2900
F 0 "#PWR06" H 4050 2750 50 0001 C CNN
F 1 "+5V" H 4050 3040 50 0000 C CNN
F 2 "" H 4050 2900 50 0001 C CNN
F 3 "" H 4050 2900 50 0001 C CNN
1 4050 2900
0 1 1 0
$EndComp
$Comp
L GND #PWR07
U 1 1 5995D15F
P 4250 2800
F 0 "#PWR07" H 4250 2550 50 0001 C CNN
F 1 "GND" H 4250 2650 50 0000 C CNN
F 2 "" H 4250 2800 50 0001 C CNN
F 3 "" H 4250 2800 50 0001 C CNN
1 4250 2800
0 -1 -1 0
$EndComp
Wire Wire Line
4250 2800 4050 2800
$Comp
L CONN_01X02 J3
U 1 1 5995D1AF
P 2950 2850
F 0 "J3" H 2950 3000 50 0000 C CNN
F 1 "SPEAKER" V 3050 2850 50 0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x02" H 2950 2850 50 0001 C CNN
F 3 "" H 2950 2850 50 0001 C CNN
1 2950 2850
-1 0 0 1
$EndComp
Wire Wire Line
6150 2650 7100 2650
Wire Wire Line
7100 2550 6900 2550
Wire Wire Line
6900 2550 6900 2950
Wire Wire Line
6900 2950 6150 2950
$Comp
L +5V #PWR08
U 1 1 5995DAB2
P 7100 2450
F 0 "#PWR08" H 7100 2300 50 0001 C CNN
F 1 "+5V" H 7100 2590 50 0000 C CNN
F 2 "" H 7100 2450 50 0001 C CNN
F 3 "" H 7100 2450 50 0001 C CNN
1 7100 2450
0 -1 -1 0
$EndComp
$Comp
L GND #PWR09
U 1 1 5995DADB
P 7100 2350
F 0 "#PWR09" H 7100 2100 50 0001 C CNN
F 1 "GND" H 7100 2200 50 0000 C CNN
F 2 "" H 7100 2350 50 0001 C CNN
F 3 "" H 7100 2350 50 0001 C CNN
1 7100 2350
-1 0 0 1
$EndComp
$Comp
L +5V #PWR010
U 1 1 5995DBB3
P 5100 4250
F 0 "#PWR010" H 5100 4100 50 0001 C CNN
F 1 "+5V" H 5100 4390 50 0000 C CNN
F 2 "" H 5100 4250 50 0001 C CNN
F 3 "" H 5100 4250 50 0001 C CNN
1 5100 4250
0 -1 -1 0
$EndComp
$Comp
L +BATT #PWR011
U 1 1 5995DD69
P 1700 1800
F 0 "#PWR011" H 1700 1650 50 0001 C CNN
F 1 "+BATT" H 1700 1940 50 0000 C CNN
F 2 "" H 1700 1800 50 0001 C CNN
F 3 "" H 1700 1800 50 0001 C CNN
1 1700 1800
1 0 0 -1
$EndComp
$Comp
L C C2
U 1 1 5995E01D
P 6100 1250
F 0 "C2" H 6125 1350 50 0000 L CNN
F 1 "100n" H 6125 1150 50 0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 6138 1100 50 0001 C CNN
F 3 "" H 6100 1250 50 0001 C CNN
1 6100 1250
1 0 0 -1
$EndComp
$Comp
L C C3
U 1 1 5995E0B2
P 6100 1750
F 0 "C3" H 6125 1850 50 0000 L CNN
F 1 "100n" H 6125 1650 50 0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 6138 1600 50 0001 C CNN
F 3 "" H 6100 1750 50 0001 C CNN
1 6100 1750
1 0 0 -1
$EndComp
$Comp
L C C1
U 1 1 5995E184
P 5200 1700
F 0 "C1" H 5225 1800 50 0000 L CNN
F 1 "100n" H 5225 1600 50 0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 5238 1550 50 0001 C CNN
F 3 "" H 5200 1700 50 0001 C CNN
1 5200 1700
1 0 0 -1
$EndComp
$Comp
L GND #PWR012
U 1 1 5995E1E9
P 5200 1850
F 0 "#PWR012" H 5200 1600 50 0001 C CNN
F 1 "GND" H 5200 1700 50 0000 C CNN
F 2 "" H 5200 1850 50 0001 C CNN
F 3 "" H 5200 1850 50 0001 C CNN
1 5200 1850
1 0 0 -1
$EndComp
$Comp
L GND #PWR013
U 1 1 5995E24C
P 6100 1900
F 0 "#PWR013" H 6100 1650 50 0001 C CNN
F 1 "GND" H 6100 1750 50 0000 C CNN
F 2 "" H 6100 1900 50 0001 C CNN
F 3 "" H 6100 1900 50 0001 C CNN
1 6100 1900
1 0 0 -1
$EndComp
$Comp
L GND #PWR014
U 1 1 5995E27E
P 6100 1500
F 0 "#PWR014" H 6100 1250 50 0001 C CNN
F 1 "GND" H 6100 1350 50 0000 C CNN
F 2 "" H 6100 1500 50 0001 C CNN
F 3 "" H 6100 1500 50 0001 C CNN
1 6100 1500
0 -1 -1 0
$EndComp
$Comp
L GND #PWR015
U 1 1 5995E2EE
P 6100 1100
F 0 "#PWR015" H 6100 850 50 0001 C CNN
F 1 "GND" H 6100 950 50 0000 C CNN
F 2 "" H 6100 1100 50 0001 C CNN
F 3 "" H 6100 1100 50 0001 C CNN
1 6100 1100
-1 0 0 1
$EndComp
Wire Wire Line
6100 1400 6450 1400
Wire Wire Line
6100 1600 6450 1600
Text GLabel 6450 1400 2 60 Input ~ 0
A
Text GLabel 6450 1600 2 60 Input ~ 0
B
Text GLabel 5000 1550 0 60 Input ~ 0
BTN
$Comp
L CONN_01X02 J2
U 1 1 5995F695
P 1900 5550
F 0 "J2" H 1900 5700 50 0000 C CNN
F 1 "LOAD_IN" V 2000 5550 50 0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x02" H 1900 5550 50 0001 C CNN
F 3 "" H 1900 5550 50 0001 C CNN
1 1900 5550
-1 0 0 1
$EndComp
Text GLabel 2100 5600 2 60 Input ~ 0
LOAD_1
Text GLabel 2550 5500 2 60 Input ~ 0
LOAD_2
Wire Wire Line
2100 5500 2550 5500
$Comp
L GND #PWR016
U 1 1 5995F8B2
P 2100 5750
F 0 "#PWR016" H 2100 5500 50 0001 C CNN
F 1 "GND" H 2100 5600 50 0000 C CNN
F 2 "" H 2100 5750 50 0001 C CNN
F 3 "" H 2100 5750 50 0001 C CNN
1 2100 5750
1 0 0 -1
$EndComp
Wire Wire Line
2100 5600 2100 5750
$Comp
L R R13
U 1 1 5995FBEB
P 4350 5650
F 0 "R13" V 4430 5650 50 0000 C CNN
F 1 "20k" V 4350 5650 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 4280 5650 50 0001 C CNN
F 3 "" H 4350 5650 50 0001 C CNN
1 4350 5650
1 0 0 -1
$EndComp
$Comp
L R R14
U 1 1 5995FC67
P 4350 5950
F 0 "R14" V 4430 5950 50 0000 C CNN
F 1 "20k" V 4350 5950 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 4280 5950 50 0001 C CNN
F 3 "" H 4350 5950 50 0001 C CNN
1 4350 5950
1 0 0 -1
$EndComp
Text GLabel 4200 5500 0 60 Input ~ 0
LOAD_2
Wire Wire Line
4350 5500 4200 5500
$Comp
L D_Zener D1
U 1 1 5995FDBA
P 4750 5950
F 0 "D1" H 4750 6050 50 0000 C CNN
F 1 "3V3" H 4750 5850 50 0000 C CNN
F 2 "Diodes_SMD:MiniMELF_Handsoldering" H 4750 5950 50 0001 C CNN
F 3 "" H 4750 5950 50 0001 C CNN
1 4750 5950
0 1 1 0
$EndComp
Wire Wire Line
4350 5800 4950 5800
Wire Wire Line
4350 6100 4350 6250
Wire Wire Line
4350 6250 4750 6250
Wire Wire Line
4750 6250 4750 6100
$Comp
L GND #PWR017
U 1 1 5995FF44
P 4350 6250
F 0 "#PWR017" H 4350 6000 50 0001 C CNN
F 1 "GND" H 4350 6100 50 0000 C CNN
F 2 "" H 4350 6250 50 0001 C CNN
F 3 "" H 4350 6250 50 0001 C CNN
1 4350 6250
1 0 0 -1
$EndComp
Text GLabel 4950 5800 2 60 Input ~ 0
LOAD_SENSE
Connection ~ 4750 5800
Connection ~ 1700 1800
$Comp
L Q_NMOS_GDS Q2
U 1 1 5996159A
P 8400 4700
F 0 "Q2" H 8600 4750 50 0000 L CNN
F 1 "Q_NMOS_GDS" H 8600 4650 50 0000 L CNN
F 2 "TO_SOT_Packages_SMD:TO-252-2Lead" H 8600 4800 50 0001 C CNN
F 3 "" H 8400 4700 50 0001 C CNN
1 8400 4700
1 0 0 -1
$EndComp
$Comp
L CONN_01X02 J4
U 1 1 599619C3
P 8850 4200
F 0 "J4" H 8850 4350 50 0000 C CNN
F 1 "MOTOR" V 8950 4200 50 0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x02" H 8850 4200 50 0001 C CNN
F 3 "" H 8850 4200 50 0001 C CNN
1 8850 4200
1 0 0 -1
$EndComp
Wire Wire Line
8650 4250 8500 4250
Wire Wire Line
8500 4250 8500 4500
Wire Wire Line
8650 4150 8500 4150
Wire Wire Line
8500 4150 8500 3850
$Comp
L +BATT #PWR018
U 1 1 59961AA3
P 8500 3850
F 0 "#PWR018" H 8500 3700 50 0001 C CNN
F 1 "+BATT" H 8500 3990 50 0000 C CNN
F 2 "" H 8500 3850 50 0001 C CNN
F 3 "" H 8500 3850 50 0001 C CNN
1 8500 3850
1 0 0 -1
$EndComp
$Comp
L GND #PWR019
U 1 1 59961AF1
P 8500 4900
F 0 "#PWR019" H 8500 4650 50 0001 C CNN
F 1 "GND" H 8500 4750 50 0000 C CNN
F 2 "" H 8500 4900 50 0001 C CNN
F 3 "" H 8500 4900 50 0001 C CNN
1 8500 4900
1 0 0 -1
$EndComp
$Comp
L BC817 Q1
U 1 1 59961CD5
P 7800 4500
F 0 "Q1" H 8000 4575 50 0000 L CNN
F 1 "BC817" H 8000 4500 50 0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 8000 4425 50 0001 L CIN
F 3 "" H 7800 4500 50 0001 L CNN
1 7800 4500
1 0 0 -1
$EndComp
Wire Wire Line
8200 4700 7900 4700
$Comp
L +5V #PWR020
U 1 1 59961D85
P 7900 4300
F 0 "#PWR020" H 7900 4150 50 0001 C CNN
F 1 "+5V" H 7900 4440 50 0000 C CNN
F 2 "" H 7900 4300 50 0001 C CNN
F 3 "" H 7900 4300 50 0001 C CNN
1 7900 4300
1 0 0 -1
$EndComp
$Comp
L R R15
U 1 1 59961DD5
P 7450 4500
F 0 "R15" V 7530 4500 50 0000 C CNN
F 1 "330R" V 7450 4500 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 7380 4500 50 0001 C CNN
F 3 "" H 7450 4500 50 0001 C CNN
1 7450 4500
0 -1 -1 0
$EndComp
$Comp
L R R16
U 1 1 59961EAC
P 7900 4850
F 0 "R16" V 7980 4850 50 0000 C CNN
F 1 "1k" V 7900 4850 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 7830 4850 50 0001 C CNN
F 3 "" H 7900 4850 50 0001 C CNN
1 7900 4850
1 0 0 -1
$EndComp
$Comp
L GND #PWR021
U 1 1 59961F27
P 7900 5000
F 0 "#PWR021" H 7900 4750 50 0001 C CNN
F 1 "GND" H 7900 4850 50 0000 C CNN
F 2 "" H 7900 5000 50 0001 C CNN
F 3 "" H 7900 5000 50 0001 C CNN
1 7900 5000
1 0 0 -1
$EndComp
Text GLabel 7300 4500 0 60 Input ~ 0
MOTOR_CTL
NoConn ~ 5100 2450
$Comp
L CONN_01X02 J5
U 1 1 59963715
P 1900 5000
F 0 "J5" H 1900 5150 50 0000 C CNN
F 1 "EXTERNAL_LOAD" V 2000 5000 50 0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x02" H 1900 5000 50 0001 C CNN
F 3 "" H 1900 5000 50 0001 C CNN
1 1900 5000
-1 0 0 1
$EndComp
Text GLabel 2100 4950 2 60 Input ~ 0
LOAD_2
Text GLabel 2500 5050 2 60 Input ~ 0
LOAD_1
Wire Wire Line
2500 5050 2100 5050
Text GLabel 5100 3650 0 60 Input ~ 0
A
Text GLabel 5100 3850 0 60 Input ~ 0
B
Text GLabel 5100 3550 0 60 Input ~ 0
BTN
Wire Wire Line
5200 1550 5000 1550
$Comp
L GND #PWR022
U 1 1 5996435A
P 5200 1450
F 0 "#PWR022" H 5200 1200 50 0001 C CNN
F 1 "GND" H 5200 1300 50 0000 C CNN
F 2 "" H 5200 1450 50 0001 C CNN
F 3 "" H 5200 1450 50 0001 C CNN
1 5200 1450
-1 0 0 1
$EndComp
Text GLabel 5100 3250 0 60 Input ~ 0
LOAD_SENSE
Text GLabel 5100 2950 0 60 Input ~ 0
BAT_SENSE
Text GLabel 5100 3150 0 60 Input ~ 0
MOTOR_CTL
$Comp
L GND #PWR023
U 1 1 59965135
P 6150 2450
F 0 "#PWR023" H 6150 2200 50 0001 C CNN
F 1 "GND" H 6150 2300 50 0000 C CNN
F 2 "" H 6150 2450 50 0001 C CNN
F 3 "" H 6150 2450 50 0001 C CNN
1 6150 2450
0 -1 -1 0
$EndComp
$Comp
L GND #PWR024
U 1 1 599651DA
P 4900 3750
F 0 "#PWR024" H 4900 3500 50 0001 C CNN
F 1 "GND" H 4900 3600 50 0000 C CNN
F 2 "" H 4900 3750 50 0001 C CNN
F 3 "" H 4900 3750 50 0001 C CNN
1 4900 3750
0 1 1 0
$EndComp
Wire Wire Line
4900 3750 5100 3750
NoConn ~ 6150 4250
NoConn ~ 6150 4150
NoConn ~ 6150 4050
NoConn ~ 6150 3950
NoConn ~ 6150 3850
NoConn ~ 6150 3750
NoConn ~ 6150 3650
NoConn ~ 6150 3550
NoConn ~ 6150 3450
NoConn ~ 6150 3350
NoConn ~ 6150 3250
NoConn ~ 6150 3150
NoConn ~ 6150 3050
NoConn ~ 6150 2850
NoConn ~ 6150 2750
NoConn ~ 6150 2550
NoConn ~ 5100 2550
NoConn ~ 5100 2650
NoConn ~ 5100 2750
NoConn ~ 5100 3050
NoConn ~ 5100 3950
NoConn ~ 5100 4050
NoConn ~ 5100 4150
NoConn ~ 5100 3450
Wire Wire Line
4050 3350 5100 3350
Wire Wire Line
4300 3350 4300 3050
Wire Wire Line
4300 3050 4050 3050
$Comp
L AudioAmp U3
U 1 1 5995C731
P 3600 3050
F 0 "U3" H 3600 2700 60 0000 C CNN
F 1 "AudioAmp" H 3600 3350 60 0000 C CNN
F 2 "yaqwsx:ChineseAudioAmp" H 3600 3050 60 0001 C CNN
F 3 "" H 3600 3050 60 0001 C CNN
1 3600 3050
-1 0 0 1
$EndComp
NoConn ~ 3150 3150
NoConn ~ 3150 3250
Wire Wire Line
4050 3350 4050 3250
Connection ~ 4300 3350
$EndSCHEMATC
31ad18d9aThis file is pinned to the selected release. Download the original to open it in your design tool.