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- 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_EBC" 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_EBC" 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
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