polymer-strain-amp/bmi-8ch.sch

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:nocko
LIBS:bmi-8ch-cache
EELAYER 25 0
EELAYER END
$Descr USLetter 11000 8500
encoding utf-8
Sheet 1 5
Title "Polymer Sensor Amplifier"
Date "2017-03-26"
Rev "AB"
Comp "Monadnock Systems"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
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Text Notes 6190 1400 0    60   ~ 0
Excitation Supply
Text Notes 6190 1450 0    39   ~ 0
Now directly from battery
$Comp
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L C C103
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F 3 "" H 7570 4750 50  0001 C CNN
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Text Notes 6970 3900 0    60   ~ 0
Virtual Ground
Text Notes 7630 5300 0    60   ~ 0
Noise Density: 12nV/√Hz\nVoltage Noise (0.1-10Hz): 0.2uV p-p\nOffset: <125uV\nDrift: <1.2uV/°C
$Comp
L CONN_01X02 J102
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F 1 "Battery" V 7040 1650 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x02_Pitch2.54mm" H 6940 1650 50  0001 C CNN
F 3 "" H 6940 1650 50  0001 C CNN
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	-1   0    0    -1  
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F 3 "" H 7890 1600 50  0001 C CNN
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F 2 "Capacitors_SMD:C_0603_HandSoldering" H 5578 4260 50  0001 C CNN
F 3 "" H 5540 4410 50  0001 C CNN
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F 3 "" H 9490 1930 50  0001 C CNN
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	1    0    0    1   
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F 3 "" H 9490 1780 50  0001 C CNN
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	1    0    0    1   
$EndComp
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F 0 "J104" H 9590 1630 50  0000 C CNN
F 1 "CONN_01X01" V 9590 1630 50  0001 C CNN
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F 3 "" H 9490 1630 50  0001 C CNN
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	1    0    0    1   
$EndComp
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F 1 "CONN_01X01" V 9590 1480 50  0001 C CNN
F 2 "Mounting_Holes:MountingHole_3.2mm_M3_Pad" H 9490 1480 50  0001 C CNN
F 3 "" H 9490 1480 50  0001 C CNN
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	1    0    0    1   
$EndComp
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F 0 "#PWR02" H 9190 1830 50  0001 C CNN
F 1 "GNDA" H 9190 1930 50  0000 C CNN
F 2 "" H 9190 2080 50  0001 C CNN
F 3 "" H 9190 2080 50  0001 C CNN
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	1    0    0    -1  
$EndComp
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Mounting Holes
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F 1 "VGND" H 7820 4700 50  0000 C CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Big" H 8020 4500 50  0001 C CNN
F 3 "" H 8020 4500 50  0001 C CNN
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	1    0    0    -1  
$EndComp
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L CONN_01X12 J112
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F 0 "J112" V 3280 4250 50  0000 C CNN
F 1 "ANALOG_OUT" V 3270 3740 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x12_Pitch2.54mm" H 3170 3740 50  0001 C CNN
F 3 "" H 3170 3740 50  0001 C CNN
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	1    0    0    -1  
$EndComp
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F 0 "#PWR03" H 2970 3140 50  0001 C CNN
F 1 "GNDA" H 2970 3240 50  0000 C CNN
F 2 "" H 2970 3390 50  0001 C CNN
F 3 "" H 2970 3390 50  0001 C CNN
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	0    1    1    0   
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F 1 "GNDA" H 2970 3540 50  0000 C CNN
F 2 "" H 2970 3690 50  0001 C CNN
F 3 "" H 2970 3690 50  0001 C CNN
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	0    1    1    0   
$EndComp
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F 2 "" H 2970 4290 50  0001 C CNN
F 3 "" H 2970 4290 50  0001 C CNN
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F 3 "" H 2970 3990 50  0001 C CNN
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	0    1    1    0   
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F 2 "" H 5820 4000 50  0000 C CNN
F 3 "" H 5820 4000 50  0000 C CNN
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	1    0    0    -1  
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F 2 "" H 5820 4900 50  0000 C CNN
F 3 "" H 5820 4900 50  0000 C CNN
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	-1   0    0    1   
$EndComp
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F 2 "" H 8020 4500 50  0001 C CNN
F 3 "" H 8020 4500 50  0001 C CNN
	1    8020 4500
	1    0    0    -1  
$EndComp
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F 0 "U101" H 7070 4650 50  0000 L CNN
F 1 "AD8622" H 7070 4350 50  0000 L CNN
F 2 "Housings_SSOP:MSOP-8_3x3mm_Pitch0.65mm" H 6870 4500 50  0001 C CNN
F 3 "" H 6870 4500 50  0001 C CNN
	1    6870 4500
	1    0    0    -1  
$EndComp
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F 0 "#PWR010" H 7890 1450 50  0001 C CNN
F 1 "V+" H 7890 1740 50  0000 C CNN
F 2 "" H 7890 1600 50  0000 C CNN
F 3 "" H 7890 1600 50  0000 C CNN
	1    7890 1600
	1    0    0    -1  
$EndComp
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F 0 "#PWR011" H 7890 1850 50  0001 C CNN
F 1 "V-" H 7890 2140 50  0000 C CNN
F 2 "" H 7890 2000 50  0000 C CNN
F 3 "" H 7890 2000 50  0000 C CNN
	1    7890 2000
	-1   0    0    1   
$EndComp
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F 3 "" H 6820 5700 50  0001 C CNN
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	1    0    0    -1  
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F 2 "" H 6770 5450 50  0000 C CNN
F 3 "" H 6770 5450 50  0000 C CNN
	1    6770 5450
	1    0    0    -1  
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F 1 "V-" H 6770 6090 50  0000 C CNN
F 2 "" H 6770 5950 50  0000 C CNN
F 3 "" H 6770 5950 50  0000 C CNN
	1    6770 5950
	-1   0    0    1   
$EndComp
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F 0 "#PWR014" H 6520 5350 50  0001 C CNN
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F 2 "" H 6520 5600 50  0001 C CNN
F 3 "" H 6520 5600 50  0001 C CNN
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	0    1    1    0   
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Unused
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F 1 "PWR_FLAG" H 7690 2100 50  0001 C CNN
F 2 "" H 7890 2000 50  0001 C CNN
F 3 "" H 7890 2000 50  0001 C CNN
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	1    0    0    -1  
$EndComp
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F 1 "100k" V 6190 4450 50  0000 C CNN
F 2 "footprints:Sutumu_2012A" V 6265 4450 50  0001 C CNN
F 3 "" H 6090 4450 50  0001 C CNN
	1    6090 4450
	0    -1   1    0   
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	0    -1   -1   0   
$EndComp
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F 3 "" H 7480 1800 50  0001 C CNN
	1    7480 1800
	0    1    1    0   
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Wire Wire Line
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Wire Wire Line
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Connection ~ 7570 4500
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 9290 1780
Connection ~ 9290 1930
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Connection ~ 5820 4900
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Connection ~ 7420 4500
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Wire Wire Line
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Connection ~ 5820 4000
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Wire Wire Line
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Wire Wire Line
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Connection ~ 6290 4400
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 7480 2000
Wire Wire Line
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Connection ~ 7480 1600
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Wire Wire Line
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