Electronics_Projects_2020/Current_Limit_Circuit/pcb/pcb.bak

EESchema Schematic File Version 4
EELAYER 26 0
EELAYER END
$Descr USLetter 11000 8500
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Device:Q_NPN_EBC Q3
U 1 1 5F4F20B3
P 3300 3900
F 0 "Q3" H 3525 4025 50  0000 L CNN
F 1 "Q_NPN_EBC" H 3491 3855 50  0001 L CNN
F 2 "Package_TO_SOT_THT:TO-92" H 3500 4000 50  0001 C CNN
F 3 "~" H 3300 3900 50  0001 C CNN
	1    3300 3900
	-1   0    0    -1  
$EndComp
$Comp
L Device:Q_NPN_EBC Q1
U 1 1 5F4F2141
P 2450 3650
F 0 "Q1" H 2700 3775 50  0000 L CNN
F 1 "Q_NPN_EBC" H 2640 3605 50  0001 L CNN
F 2 "Package_TO_SOT_THT:TO-92" H 2650 3750 50  0001 C CNN
F 3 "~" H 2450 3650 50  0001 C CNN
	1    2450 3650
	-1   0    0    -1  
$EndComp
$Comp
L Device:Q_PNP_EBC Q4
U 1 1 5F4F2221
P 3650 3150
F 0 "Q4" H 3875 3000 50  0000 L CNN
F 1 "Q_PNP_BCE" H 3841 3105 50  0001 L CNN
F 2 "Package_TO_SOT_THT:TO-92" H 3850 3250 50  0001 C CNN
F 3 "~" H 3650 3150 50  0001 C CNN
	1    3650 3150
	1    0    0    1   
$EndComp
$Comp
L Device:Q_PNP_EBC Q2
U 1 1 5F4F2286
P 3100 3150
F 0 "Q2" H 3325 3025 50  0000 L CNN
F 1 "Q_PNP_EBC" H 3291 3105 50  0001 L CNN
F 2 "Package_TO_SOT_THT:TO-92" H 3300 3250 50  0001 C CNN
F 3 "~" H 3100 3150 50  0001 C CNN
	1    3100 3150
	1    0    0    1   
$EndComp
$Comp
L Device:Q_PNP_EBC Q6
U 1 1 5F4F232A
P 4550 3150
F 0 "Q6" H 4775 3000 50  0000 L CNN
F 1 "Q_PNP_BCE" H 4741 3105 50  0001 L CNN
F 2 "Package_TO_SOT_THT:TO-92" H 4750 3250 50  0001 C CNN
F 3 "~" H 4550 3150 50  0001 C CNN
	1    4550 3150
	1    0    0    1   
$EndComp
$Comp
L Device:Q_NPN_EBC Q5
U 1 1 5F4F23D5
P 4000 3900
F 0 "Q5" H 4300 4075 50  0000 L CNN
F 1 "Q_NPN_EBC" H 4191 3855 50  0001 L CNN
F 2 "Package_TO_SOT_THT:TO-92" H 4200 4000 50  0001 C CNN
F 3 "~" H 4000 3900 50  0001 C CNN
	1    4000 3900
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C1
U 1 1 5F4F2484
P 2800 3900
F 0 "C1" H 2892 3946 50  0000 L CNN
F 1 "50pf" H 2892 3855 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 2800 3900 50  0001 C CNN
F 3 "~" H 2800 3900 50  0001 C CNN
	1    2800 3900
	1    0    0    -1  
$EndComp
$Comp
L Connector:Conn_01x03_Female J2
U 1 1 5F4F27A8
P 4850 2600
F 0 "J2" H 4878 2580 50  0000 L CNN
F 1 "Conn_01x03_Female" H 4877 2535 50  0001 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 4850 2600 50  0001 C CNN
F 3 "~" H 4850 2600 50  0001 C CNN
	1    4850 2600
	1    0    0    -1  
$EndComp
$Comp
L Connector:Conn_01x03_Female J1
U 1 1 5F4F28F4
P 4800 4600
F 0 "J1" H 4828 4580 50  0000 L CNN
F 1 "Conn_01x03_Female" H 4827 4535 50  0001 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 4800 4600 50  0001 C CNN
F 3 "~" H 4800 4600 50  0001 C CNN
	1    4800 4600
	1    0    0    -1  
$EndComp
Wire Wire Line
	4650 2500 4650 2600
Connection ~ 4650 2600
Wire Wire Line
	4650 2600 4650 2700
Connection ~ 4650 2700
Wire Wire Line
	4650 2700 4650 2950
Wire Wire Line
	4350 3150 3450 3150
Wire Wire Line
	3450 3150 2900 3150
Connection ~ 3450 3150
Wire Wire Line
	2900 3150 2350 3150
Wire Wire Line
	2350 3150 2350 3450
Connection ~ 2900 3150
Wire Wire Line
	2800 3650 2800 3800
Wire Wire Line
	2650 3650 2800 3650
Wire Wire Line
	4650 2700 3750 2700
Wire Wire Line
	3750 2700 3750 2950
Wire Wire Line
	3750 2700 3200 2700
Wire Wire Line
	3200 2700 3200 2950
Connection ~ 3750 2700
Wire Wire Line
	2350 3850 2350 4300
Wire Wire Line
	3750 3350 3750 3500
Wire Wire Line
	3750 3900 3800 3900
Connection ~ 3750 3900
Wire Wire Line
	4100 3700 4100 3500
Wire Wire Line
	4100 3500 3750 3500
Connection ~ 3750 3500
Wire Wire Line
	3750 3500 3750 3900
Wire Wire Line
	3500 3900 3750 3900
Wire Wire Line
	3200 3700 3200 3650
Wire Wire Line
	3200 4100 3200 4500
Wire Wire Line
	2800 4000 2800 4500
Wire Wire Line
	2800 4500 3200 4500
Wire Wire Line
	3200 4500 4600 4500
Connection ~ 3200 4500
Wire Wire Line
	4600 4500 4600 4600
Connection ~ 4600 4500
Connection ~ 4600 4600
Wire Wire Line
	4600 4600 4600 4700
Wire Wire Line
	4650 3350 4650 4300
Wire Wire Line
	2350 4300 4100 4300
Wire Wire Line
	4650 4300 5000 4300
Connection ~ 4650 4300
Text Notes 5300 3300 0    50   ~ 0
snvs746d.pdf\nTexas Instruments \nLM334 Schematic\nPage 16\n\nResistor can be 0 TC\n(nichrome, or wire wound)\n\nTC of Vbe(which?) will effect circuit.
$Comp
L Connector:Conn_01x03_Female J3
U 1 1 5F4F59C1
P 5200 4200
F 0 "J3" H 5227 4226 50  0000 L CNN
F 1 "Conn_01x03_Female" H 5227 4135 50  0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 5200 4200 50  0001 C CNN
F 3 "~" H 5200 4200 50  0001 C CNN
	1    5200 4200
	1    0    0    -1  
$EndComp
Wire Wire Line
	5000 4100 5000 4200
Connection ~ 5000 4300
Connection ~ 5000 4200
Wire Wire Line
	5000 4200 5000 4300
Text Notes 5325 4125 0    50   ~ 0
Resistor
Text Notes 4975 4575 0    50   ~ 0
Gnd\n
Text Notes 5000 2550 0    50   ~ 0
VCC
Wire Wire Line
	4100 4100 4100 4300
Connection ~ 4100 4300
Wire Wire Line
	4100 4300 4650 4300
Wire Wire Line
	2800 3650 3200 3650
Connection ~ 2800 3650
Connection ~ 3200 3650
Wire Wire Line
	3200 3650 3200 3350
$EndSCHEMATC