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StepperDriver.sch
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EESchema Schematic File Version 4
LIBS:StepperDriver-cache
EELAYER 26 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title "Stepper driver based on ULN2003"
Date "2019-01-29"
Rev "1.1"
Comp ""
Comment1 "GitHub: @matt-alencar"
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Transistor_Array:ULN2003A U1
U 1 1 5C6B0F2F
P 5100 4050
F 0 "U1" H 5100 4717 50 0000 C CNN
F 1 "ULN2003A" H 5100 4626 50 0000 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 5150 3500 50 0001 L CNN
F 3 "http://www.ti.com/lit/ds/symlink/uln2003a.pdf" H 5200 3850 50 0001 C CNN
1 5100 4050
1 0 0 -1
$EndComp
Wire Wire Line
4200 3850 4700 3850
Wire Wire Line
4700 3950 4200 3950
Wire Wire Line
4200 4050 4700 4050
Wire Wire Line
4700 4150 4200 4150
Wire Wire Line
4200 4250 4700 4250
Wire Wire Line
4700 4350 4200 4350
Wire Wire Line
4200 4450 4700 4450
$Comp
L power:GND #PWR0101
U 1 1 5C6B146C
P 5100 4750
F 0 "#PWR0101" H 5100 4500 50 0001 C CNN
F 1 "GND" H 5105 4577 50 0000 C CNN
F 2 "" H 5100 4750 50 0001 C CNN
F 3 "" H 5100 4750 50 0001 C CNN
1 5100 4750
1 0 0 -1
$EndComp
Wire Wire Line
6800 3850 6800 3650
Wire Wire Line
6800 3650 6900 3650
Connection ~ 6800 3850
Wire Wire Line
6800 3850 6900 3850
Wire Wire Line
6700 3950 6700 3550
Wire Wire Line
6700 3550 6900 3550
Connection ~ 6700 3950
Wire Wire Line
6700 3950 6900 3950
Wire Wire Line
6600 4050 6600 3450
Wire Wire Line
6600 3450 6900 3450
Connection ~ 6600 4050
Wire Wire Line
6600 4050 6900 4050
Wire Wire Line
6500 4150 6500 3350
Wire Wire Line
6500 3350 6900 3350
Connection ~ 6500 4150
Wire Wire Line
6500 4150 6900 4150
$Comp
L Connector:Conn_01x05_Male J3
U 1 1 5C6B70CD
P 7100 3450
F 0 "J3" H 7073 3380 50 0000 R CNN
F 1 "Conn_01x05_Male" H 7073 3471 50 0000 R CNN
F 2 "Connector_JST:JST_XH_B05B-XH-A_1x05_P2.50mm_Vertical" H 7100 3450 50 0001 C CNN
F 3 "~" H 7100 3450 50 0001 C CNN
1 7100 3450
-1 0 0 1
$EndComp
Text GLabel 6850 3250 0 50 Input ~ 0
MOTOR_PWR
Wire Wire Line
6850 3250 6900 3250
Wire Wire Line
5500 3850 6800 3850
Wire Wire Line
5500 4050 6600 4050
Wire Wire Line
5500 4150 6500 4150
Wire Wire Line
5500 4250 6900 4250
Wire Wire Line
5500 4350 6900 4350
Wire Wire Line
5500 4450 6900 4450
Text GLabel 5600 3650 2 50 Input ~ 0
MOTOR_PWR
Wire Wire Line
5600 3650 5500 3650
$Comp
L Connector:Conn_01x07_Male J4
U 1 1 5C6BCAA3
P 7100 4150
F 0 "J4" H 7150 3650 50 0000 C CNN
F 1 "Conn_01x07_Male" H 7150 3750 50 0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x07_P2.54mm_Vertical" H 7100 4150 50 0001 C CNN
F 3 "~" H 7100 4150 50 0001 C CNN
1 7100 4150
-1 0 0 -1
$EndComp
Wire Wire Line
6750 2650 6750 2800
$Comp
L Device:C_Small C2
U 1 1 5C6C1E10
P 5800 2850
F 0 "C2" H 5892 2896 50 0000 L CNN
F 1 "100n" H 5892 2805 50 0000 L CNN
F 2 "Capacitor_THT:C_Rect_L4.6mm_W2.0mm_P2.50mm_MKS02_FKP02" H 5800 2850 50 0001 C CNN
F 3 "~" H 5800 2850 50 0001 C CNN
1 5800 2850
1 0 0 -1
$EndComp
$Comp
L Device:CP_Small C1
U 1 1 5C6C1F72
P 5350 2850
F 0 "C1" H 5438 2896 50 0000 L CNN
F 1 "100u" H 5438 2805 50 0000 L CNN
F 2 "Capacitor_THT:CP_Radial_D5.0mm_P2.00mm" H 5350 2850 50 0001 C CNN
F 3 "~" H 5350 2850 50 0001 C CNN
1 5350 2850
1 0 0 -1
$EndComp
Wire Wire Line
5350 2750 5350 2700
Wire Wire Line
5350 2700 5600 2700
Wire Wire Line
5350 3000 5350 2950
$Comp
L power:GND #PWR0103
U 1 1 5C6C4901
P 5600 3050
F 0 "#PWR0103" H 5600 2800 50 0001 C CNN
F 1 "GND" H 5605 2877 50 0000 C CNN
F 2 "" H 5600 3050 50 0001 C CNN
F 3 "" H 5600 3050 50 0001 C CNN
1 5600 3050
1 0 0 -1
$EndComp
Wire Wire Line
5600 3000 5600 3050
Wire Wire Line
5600 3000 5350 3000
Text GLabel 5350 2550 0 50 Input ~ 0
MOTOR_PWR
Wire Wire Line
5600 2550 5600 2700
Wire Wire Line
5350 2550 5600 2550
Wire Wire Line
5500 3950 6700 3950
$Comp
L power:GND #PWR0102
U 1 1 5C6C0ADC
P 6750 2800
F 0 "#PWR0102" H 6750 2550 50 0001 C CNN
F 1 "GND" H 6755 2627 50 0000 C CNN
F 2 "" H 6750 2800 50 0001 C CNN
F 3 "" H 6750 2800 50 0001 C CNN
1 6750 2800
1 0 0 -1
$EndComp
$Comp
L Connector_Generic:Conn_01x02 J2
U 1 1 5C70C18D
P 7050 2550
F 0 "J2" H 7130 2542 50 0000 L CNN
F 1 "Conn_01x02" H 7130 2451 50 0000 L CNN
F 2 "TerminalBlock_RND:TerminalBlock_RND_205-00232_1x02_P5.08mm_Horizontal" H 7050 2550 50 0001 C CNN
F 3 "~" H 7050 2550 50 0001 C CNN
1 7050 2550
1 0 0 -1
$EndComp
Wire Wire Line
6750 2650 6850 2650
Connection ~ 5600 2550
Wire Wire Line
5800 2700 5800 2750
Wire Wire Line
5800 3000 5800 2950
Wire Wire Line
5600 3000 5800 3000
Connection ~ 5600 3000
Wire Wire Line
5600 2700 5800 2700
Connection ~ 5600 2700
$Comp
L power:VCC #PWR0104
U 1 1 5C494667
P 6750 2350
F 0 "#PWR0104" H 6750 2200 50 0001 C CNN
F 1 "VCC" H 6767 2523 50 0000 C CNN
F 2 "" H 6750 2350 50 0001 C CNN
F 3 "" H 6750 2350 50 0001 C CNN
1 6750 2350
1 0 0 -1
$EndComp
Wire Wire Line
6750 2350 6750 2550
Connection ~ 6750 2550
Wire Wire Line
6750 2550 6850 2550
Wire Wire Line
5600 2550 6750 2550
$Comp
L Connector:Conn_01x07_Male J1
U 1 1 5C49D832
P 4000 4150
F 0 "J1" H 4050 3650 50 0000 C CNN
F 1 "Conn_01x07_Male" H 4050 3750 50 0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x07_P2.54mm_Vertical" H 4000 4150 50 0001 C CNN
F 3 "~" H 4000 4150 50 0001 C CNN
1 4000 4150
1 0 0 -1
$EndComp
Wire Wire Line
5100 4650 5100 4750
$EndSCHEMATC