315 lines
7.4 KiB
Plaintext
315 lines
7.4 KiB
Plaintext
EESchema Schematic File Version 4
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EELAYER 30 0
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EELAYER END
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$Descr A4 11693 8268
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encoding utf-8
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Sheet 1 1
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Title "EEG Module"
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Date "2023-07-03"
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Rev "0.1"
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Comp "CyberTail"
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Comment1 ""
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Comment2 ""
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Comment3 ""
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Comment4 ""
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$EndDescr
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$Comp
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L Mechanical:MountingHole_Pad ELEC_NEUT1
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U 1 1 64E9D115
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P 3900 4550
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F 0 "ELEC_NEUT1" V 4137 4553 50 0000 C CNN
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F 1 "Neutral" V 4046 4553 50 0000 C CNN
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F 2 "MountingHole:MountingHole_3mm_Pad" H 3900 4550 50 0001 C CNN
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F 3 "~" H 3900 4550 50 0001 C CNN
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1 3900 4550
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0 -1 -1 0
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$EndComp
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$Comp
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L Mechanical:MountingHole_Pad ELEC_ACT1
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U 1 1 64E9DB74
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P 3900 4200
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F 0 "ELEC_ACT1" V 4137 4203 50 0000 C CNN
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F 1 "Electrode" V 4046 4203 50 0000 C CNN
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F 2 "MountingHole:MountingHole_3mm_Pad" H 3900 4200 50 0001 C CNN
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F 3 "~" H 3900 4200 50 0001 C CNN
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1 3900 4200
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0 -1 -1 0
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$EndComp
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$Comp
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L Mechanical:MountingHole_Pad ELEC_ACT2
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U 1 1 64E9E042
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P 3900 3850
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F 0 "ELEC_ACT2" V 4137 3853 50 0000 C CNN
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F 1 "Electrode" V 4046 3853 50 0000 C CNN
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F 2 "MountingHole:MountingHole_3mm_Pad" H 3900 3850 50 0001 C CNN
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F 3 "~" H 3900 3850 50 0001 C CNN
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1 3900 3850
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0 -1 -1 0
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$EndComp
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$Comp
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L power:GND2 #PWR0101
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U 1 1 64E9EC51
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P 4000 4550
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F 0 "#PWR0101" H 4000 4300 50 0001 C CNN
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F 1 "GND2" V 4005 4422 50 0000 R CNN
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F 2 "" H 4000 4550 50 0001 C CNN
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F 3 "" H 4000 4550 50 0001 C CNN
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1 4000 4550
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0 -1 -1 0
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$EndComp
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$Comp
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L Amplifier_Instrumentation:AD620 U1
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U 1 1 64E9F1EC
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P 4950 3950
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F 0 "U1" H 5394 3996 50 0000 L CNN
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F 1 "AD620" H 5394 3905 50 0000 L CNN
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F 2 "AD620:Analog_Devices_Inc-N-8-0-0-0" H 4950 3950 50 0001 C CNN
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F 3 "https://www.analog.com/media/en/technical-documentation/data-sheets/AD620.pdf" H 4950 3950 50 0001 C CNN
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1 4950 3950
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1 0 0 -1
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$EndComp
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Wire Wire Line
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4000 3750 4000 3850
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Wire Wire Line
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4550 4150 4000 4150
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Wire Wire Line
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4000 4150 4000 4200
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Wire Wire Line
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4300 3800 4550 3800
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Wire Wire Line
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4550 3800 4550 3850
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Wire Wire Line
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4300 4100 4550 4100
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Wire Wire Line
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4550 4100 4550 4050
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$Comp
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L power:GND #PWR0102
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U 1 1 64EA0C8D
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P 5050 4250
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F 0 "#PWR0102" H 5050 4000 50 0001 C CNN
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F 1 "GND" H 5055 4077 50 0000 C CNN
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F 2 "" H 5050 4250 50 0001 C CNN
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F 3 "" H 5050 4250 50 0001 C CNN
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1 5050 4250
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1 0 0 -1
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$EndComp
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$Comp
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L Device:R R2
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U 1 1 64EA1197
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P 5750 3950
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F 0 "R2" V 5543 3950 50 0000 C CNN
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F 1 "1.8K" V 5634 3950 50 0000 C CNN
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F 2 "Resistor_SMD:R_0402_1005Metric_Pad0.72x0.64mm_HandSolder" V 5680 3950 50 0001 C CNN
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F 3 "~" H 5750 3950 50 0001 C CNN
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1 5750 3950
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0 1 1 0
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$EndComp
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$Comp
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L Device:Battery_Cell BAT11
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U 1 1 64EA3BCF
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P 4950 3000
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F 0 "BAT11" V 5205 3050 50 0000 C CNN
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F 1 "3V" V 5114 3050 50 0000 C CNN
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F 2 "Battery:BatteryHolder_LINX_BAT-HLD-012-SMT" V 4950 3060 50 0001 C CNN
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F 3 "~" V 4950 3060 50 0001 C CNN
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1 4950 3000
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0 -1 -1 0
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$EndComp
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Wire Wire Line
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4750 3000 4750 3650
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Wire Wire Line
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4750 3650 4850 3650
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$Comp
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L Device:R R1
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U 1 1 64EAF734
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P 4300 3000
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F 0 "R1" V 4093 3000 50 0000 C CNN
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F 1 "R" V 4184 3000 50 0000 C CNN
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F 2 "Resistor_SMD:R_2512_6332Metric_Pad1.40x3.35mm_HandSolder" V 4230 3000 50 0001 C CNN
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F 3 "~" H 4300 3000 50 0001 C CNN
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1 4300 3000
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0 1 1 0
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$EndComp
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$Comp
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L Device:LED D1
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U 1 1 64EB01D0
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P 3850 3000
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F 0 "D1" H 3843 3217 50 0000 C CNN
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F 1 "LED" H 3843 3126 50 0000 C CNN
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F 2 "LED_SMD:LED_1206_3216Metric" H 3850 3000 50 0001 C CNN
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F 3 "~" H 3850 3000 50 0001 C CNN
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1 3850 3000
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1 0 0 -1
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$EndComp
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Wire Wire Line
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4750 3000 4450 3000
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Connection ~ 4750 3000
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Wire Wire Line
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4150 3000 4000 3000
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Wire Wire Line
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3700 3000 3450 3000
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Wire Wire Line
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3450 3000 3450 4850
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Wire Wire Line
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3450 4850 4850 4850
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Wire Wire Line
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4850 4850 4850 4250
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Wire Wire Line
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4850 4850 5100 4850
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Connection ~ 4850 4850
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$Comp
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L Device:Battery_Cell BAT02
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U 1 1 64EB20A8
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P 5200 4850
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F 0 "BAT02" V 4945 4900 50 0000 C CNN
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F 1 "3V" V 5036 4900 50 0000 C CNN
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F 2 "Battery:BatteryHolder_LINX_BAT-HLD-012-SMT" V 5200 4910 50 0001 C CNN
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F 3 "~" V 5200 4910 50 0001 C CNN
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1 5200 4850
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0 1 1 0
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$EndComp
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Wire Wire Line
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5600 3950 5350 3950
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Wire Wire Line
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7400 4850 7400 4100
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Wire Wire Line
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7400 3000 7400 3600
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$Comp
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L Switch:SW_DIP_x01 SW1
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U 1 1 64EB55F2
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P 7700 3600
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F 0 "SW1" H 7700 3867 50 0000 C CNN
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F 1 "SW_DIP_x01" H 7700 3776 50 0000 C CNN
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F 2 "Button_Switch_THT:SW_DIP_SPSTx01_Slide_9.78x4.72mm_W7.62mm_P2.54mm" H 7700 3600 50 0001 C CNN
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F 3 "~" H 7700 3600 50 0001 C CNN
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1 7700 3600
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1 0 0 -1
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$EndComp
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$Comp
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L Switch:SW_DIP_x01 SW2
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U 1 1 64EB5DED
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P 7700 4100
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F 0 "SW2" H 7700 4367 50 0000 C CNN
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F 1 "SW_DIP_x01" H 7700 4276 50 0000 C CNN
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F 2 "Button_Switch_THT:SW_DIP_SPSTx01_Slide_9.78x4.72mm_W7.62mm_P2.54mm" H 7700 4100 50 0001 C CNN
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F 3 "~" H 7700 4100 50 0001 C CNN
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1 7700 4100
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1 0 0 -1
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$EndComp
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Wire Wire Line
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8000 3600 8000 3850
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Wire Wire Line
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8000 3850 8250 3850
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Connection ~ 8000 3850
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Wire Wire Line
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8000 3850 8000 4100
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$Comp
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L power:GND2 #PWR0104
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U 1 1 64EB726E
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P 8250 3850
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F 0 "#PWR0104" H 8250 3600 50 0001 C CNN
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F 1 "GND2" V 8255 3722 50 0000 R CNN
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F 2 "" H 8250 3850 50 0001 C CNN
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F 3 "" H 8250 3850 50 0001 C CNN
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1 8250 3850
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0 -1 -1 0
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$EndComp
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$Comp
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L Device:R_POT RV1
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U 1 1 64EB83C8
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P 4300 3950
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F 0 "RV1" H 4230 3996 50 0000 R CNN
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F 1 "1000" H 4230 3905 50 0000 R CNN
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F 2 "Potentiometer_SMD:Potentiometer_Bourns_3214J_Horizontal" H 4300 3950 50 0001 C CNN
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F 3 "~" H 4300 3950 50 0001 C CNN
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1 4300 3950
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1 0 0 -1
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$EndComp
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Wire Wire Line
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4550 3750 4000 3750
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$Comp
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L power:GND #PWR0105
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U 1 1 64EBC89E
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P 4450 3950
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F 0 "#PWR0105" H 4450 3700 50 0001 C CNN
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F 1 "GND" V 4455 3822 50 0000 R CNN
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F 2 "" H 4450 3950 50 0001 C CNN
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F 3 "" H 4450 3950 50 0001 C CNN
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1 4450 3950
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0 -1 -1 0
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$EndComp
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$Comp
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L Device:C C2
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U 1 1 64EC74FA
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P 5950 4350
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F 0 "C2" H 6065 4396 50 0000 L CNN
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F 1 "4.7 uF" H 6065 4305 50 0000 L CNN
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F 2 "Capacitor_THT:CP_Radial_D16.0mm_P7.50mm" H 5988 4200 50 0001 C CNN
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F 3 "~" H 5950 4350 50 0001 C CNN
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1 5950 4350
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1 0 0 -1
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$EndComp
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$Comp
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L Connector_Generic:Conn_01x02 J1
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U 1 1 64EA1733
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P 6400 3950
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F 0 "J1" H 6480 3942 50 0000 L CNN
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F 1 "Output" H 6480 3851 50 0000 L CNN
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F 2 "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical" H 6400 3950 50 0001 C CNN
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F 3 "~" H 6400 3950 50 0001 C CNN
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1 6400 3950
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1 0 0 -1
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$EndComp
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$Comp
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L power:GND #PWR0103
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U 1 1 64EA32A6
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P 5950 4550
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F 0 "#PWR0103" H 5950 4300 50 0001 C CNN
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F 1 "GND" H 5955 4377 50 0000 C CNN
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F 2 "" H 5950 4550 50 0001 C CNN
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F 3 "" H 5950 4550 50 0001 C CNN
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1 5950 4550
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1 0 0 -1
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$EndComp
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Wire Wire Line
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6200 4050 6200 4500
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Wire Wire Line
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6200 4500 5950 4500
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Wire Wire Line
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5950 4500 5950 4550
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Connection ~ 5950 4500
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Wire Wire Line
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5900 3950 5950 3950
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Wire Wire Line
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5950 4200 5950 3950
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Connection ~ 5950 3950
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Wire Wire Line
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5950 3950 6200 3950
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$Comp
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L Device:Battery_Cell BAT01
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U 1 1 64A37B39
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P 5500 4850
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F 0 "BAT01" V 5245 4900 50 0000 C CNN
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F 1 "3V" V 5336 4900 50 0000 C CNN
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F 2 "Battery:BatteryHolder_LINX_BAT-HLD-012-SMT" V 5500 4910 50 0001 C CNN
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F 3 "~" V 5500 4910 50 0001 C CNN
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1 5500 4850
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0 1 1 0
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$EndComp
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$Comp
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L Device:Battery_Cell BAT12
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U 1 1 64A3873A
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P 5250 3000
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F 0 "BAT12" V 5505 3050 50 0000 C CNN
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F 1 "3V" V 5414 3050 50 0000 C CNN
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F 2 "Battery:BatteryHolder_LINX_BAT-HLD-012-SMT" V 5250 3060 50 0001 C CNN
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F 3 "~" V 5250 3060 50 0001 C CNN
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1 5250 3000
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0 -1 -1 0
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$EndComp
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Wire Wire Line
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5350 3000 7400 3000
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Wire Wire Line
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7400 4850 5700 4850
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$EndSCHEMATC
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