Preamp board.sch

EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date "2021-11-24"
Rev "v1.0"
Comp "UMC Utrecht"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Device:L_Small L2
U 1 1 5E8F5754
P 5800 4650
F 0 "L2" V 5650 4700 50  0000 R CNN
F 1 "1u" V 5756 4695 50  0000 R CNN
F 2 "Inductor_SMD:L_1812_4532Metric" H 5800 4650 50  0001 C CNN
F 3 "~" H 5800 4650 50  0001 C CNN
	1    5800 4650
	0    -1   1    0   
$EndComp
$Comp
L Device:C_Small C2
U 1 1 5E8F575A
P 6200 4800
F 0 "C2" H 6050 4800 50  0000 C CNN
F 1 "470pF" H 6050 4900 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6200 4800 50  0001 C CNN
F 3 "~" H 6200 4800 50  0001 C CNN
	1    6200 4800
	-1   0    0    1   
$EndComp
$Comp
L Device:L_Small L1
U 1 1 5E8F5766
P 6050 4650
F 0 "L1" V 5900 4700 50  0000 R CNN
F 1 "1u" V 6006 4695 50  0000 R CNN
F 2 "Inductor_SMD:L_1812_4532Metric" H 6050 4650 50  0001 C CNN
F 3 "~" H 6050 4650 50  0001 C CNN
	1    6050 4650
	0    -1   1    0   
$EndComp
Wire Wire Line
	6200 4700 6200 4650
Wire Wire Line
	6200 4650 6150 4650
Connection ~ 6200 4650
Wire Wire Line
	5300 4950 5300 4900
$Comp
L Connector:Conn_Coaxial J1
U 1 1 5E8F5790
P 5100 4900
F 0 "J1" V 4982 5000 50  0000 L CNN
F 1 "Coil" V 5250 4800 50  0000 L CNN
F 2 "_Custom:BNC_SMA_Vertical" H 5100 4900 50  0001 C CNN
F 3 " ~" H 5100 4900 50  0001 C CNN
	1    5100 4900
	0    -1   1    0   
$EndComp
$Comp
L _Custom:Preamp U1
U 1 1 5E91DCCC
P 5100 3000
F 0 "U1" V 5250 3200 50  0000 R CNN
F 1 "Preamp" V 5250 2900 50  0000 R CNN
F 2 "_Custom:Preamp_socket" H 5450 2700 50  0001 L CNN
F 3 "" H 5250 3150 50  0001 C CNN
	1    5100 3000
	0    -1   -1   0   
$EndComp
Wire Wire Line
	5100 4200 5100 4250
Wire Wire Line
	5450 3150 5450 3100
Wire Wire Line
	5450 3100 5400 3100
$Comp
L Connector:Conn_Coaxial J2
U 1 1 5EAB7577
P 5100 2400
F 0 "J2" H 4950 2300 50  0000 L CNN
F 1 "Rx" H 4850 2550 50  0000 L CNN
F 2 "_Custom:BNC_SMA_Vertical" H 5100 2400 50  0001 C CNN
F 3 " ~" H 5100 2400 50  0001 C CNN
	1    5100 2400
	0    -1   -1   0   
$EndComp
Wire Wire Line
	5350 2450 5350 2400
Wire Wire Line
	5350 2400 5300 2400
Wire Wire Line
	5950 4650 5900 4650
$Comp
L Device:C_Small C1
U 1 1 5EC62553
P 5100 4100
F 0 "C1" H 5000 4050 50  0000 C CNN
F 1 "T/pi" H 5000 4200 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 5100 4100 50  0001 C CNN
F 3 "~" H 5100 4100 50  0001 C CNN
	1    5100 4100
	-1   0    0    1   
$EndComp
$Comp
L Diode:BAV99 D1
U 1 1 5EC649F3
P 3800 3400
F 0 "D1" V 3900 3250 50  0000 L CNN
F 1 "BAV99" V 4150 3300 50  0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 3800 2900 50  0001 C CNN
F 3 "https://assets.nexperia.com/documents/data-sheet/BAV99_SER.pdf" H 3800 3400 50  0001 C CNN
	1    3800 3400
	0    -1   -1   0   
$EndComp
$Comp
L Diode:BAV99 D2
U 1 1 5EC63BE8
P 4100 3400
F 0 "D2" V 4200 3250 50  0000 L CNN
F 1 "BAV99" V 4450 3300 50  0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 4100 2900 50  0001 C CNN
F 3 "https://assets.nexperia.com/documents/data-sheet/BAV99_SER.pdf" H 4100 3400 50  0001 C CNN
	1    4100 3400
	0    -1   -1   0   
$EndComp
Wire Wire Line
	4000 3400 4300 3400
Wire Wire Line
	5100 3400 5100 3300
Wire Wire Line
	5100 4000 5100 3950
Connection ~ 5100 3400
Wire Wire Line
	3800 3100 4100 3100
Wire Wire Line
	4100 3700 3950 3700
Wire Wire Line
	3800 3700 3650 3700
Wire Wire Line
	3650 3700 3650 3100
Wire Wire Line
	3650 3100 3800 3100
Connection ~ 3800 3700
Connection ~ 3800 3100
Wire Wire Line
	3950 3750 3950 3700
Connection ~ 3950 3700
Wire Wire Line
	3950 3700 3800 3700
Wire Wire Line
	5100 4650 5100 4700
Connection ~ 5100 4650
Wire Wire Line
	5100 2600 5100 2700
$Comp
L power:GNDS #PWR02
U 1 1 5E4ED865
P 5300 4950
F 0 "#PWR02" H 5300 4700 50  0001 C CNN
F 1 "GNDS" H 5305 4777 50  0000 C CNN
F 2 "" H 5300 4950 50  0001 C CNN
F 3 "" H 5300 4950 50  0001 C CNN
	1    5300 4950
	1    0    0    -1  
$EndComp
$Comp
L power:GNDS #PWR07
U 1 1 5E4EDC75
P 6200 4950
F 0 "#PWR07" H 6200 4700 50  0001 C CNN
F 1 "GNDS" H 6205 4777 50  0000 C CNN
F 2 "" H 6200 4950 50  0001 C CNN
F 3 "" H 6200 4950 50  0001 C CNN
	1    6200 4950
	1    0    0    -1  
$EndComp
$Comp
L power:GNDA #PWR01
U 1 1 5E4EE08C
P 3950 3750
F 0 "#PWR01" H 3950 3500 50  0001 C CNN
F 1 "GNDA" H 3955 3577 50  0000 C CNN
F 2 "" H 3950 3750 50  0001 C CNN
F 3 "" H 3950 3750 50  0001 C CNN
	1    3950 3750
	1    0    0    -1  
$EndComp
$Comp
L power:GNDA #PWR04
U 1 1 5E4EE4F3
P 5450 3150
F 0 "#PWR04" H 5450 2900 50  0001 C CNN
F 1 "GNDA" H 5455 2977 50  0000 C CNN
F 2 "" H 5450 3150 50  0001 C CNN
F 3 "" H 5450 3150 50  0001 C CNN
	1    5450 3150
	1    0    0    -1  
$EndComp
$Comp
L power:GNDA #PWR03
U 1 1 5E4EE778
P 5350 2450
F 0 "#PWR03" H 5350 2200 50  0001 C CNN
F 1 "GNDA" H 5355 2277 50  0000 C CNN
F 2 "" H 5350 2450 50  0001 C CNN
F 3 "" H 5350 2450 50  0001 C CNN
	1    5350 2450
	1    0    0    -1  
$EndComp
$Comp
L power:GNDS #PWR06
U 1 1 5E4EE9A7
P 5950 2100
F 0 "#PWR06" H 5950 1850 50  0001 C CNN
F 1 "GNDS" H 5955 1927 50  0000 C CNN
F 2 "" H 5950 2100 50  0001 C CNN
F 3 "" H 5950 2100 50  0001 C CNN
	1    5950 2100
	1    0    0    -1  
$EndComp
$Comp
L power:GNDA #PWR05
U 1 1 5E4EF1E7
P 5950 1700
F 0 "#PWR05" H 5950 1450 50  0001 C CNN
F 1 "GNDA" H 5955 1527 50  0000 C CNN
F 2 "" H 5950 1700 50  0001 C CNN
F 3 "" H 5950 1700 50  0001 C CNN
	1    5950 1700
	-1   0    0    1   
$EndComp
$Comp
L Device:C_Small C3
U 1 1 5E4EF7CF
P 5950 1950
F 0 "C3" H 5900 1800 50  0000 C CNN
F 1 "10n" H 5850 1900 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 5950 1950 50  0001 C CNN
F 3 "~" H 5950 1950 50  0001 C CNN
	1    5950 1950
	-1   0    0    1   
$EndComp
$Comp
L Device:C_Small C4
U 1 1 5E4F08D1
P 6200 1950
F 0 "C4" H 6150 1800 50  0000 C CNN
F 1 "10n" H 6100 1900 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6200 1950 50  0001 C CNN
F 3 "~" H 6200 1950 50  0001 C CNN
	1    6200 1950
	-1   0    0    1   
$EndComp
$Comp
L Device:C_Small C5
U 1 1 5E4F0D52
P 6450 1950
F 0 "C5" H 6400 1800 50  0000 C CNN
F 1 "10n" H 6350 1900 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6450 1950 50  0001 C CNN
F 3 "~" H 6450 1950 50  0001 C CNN
	1    6450 1950
	-1   0    0    1   
$EndComp
$Comp
L Device:C_Small C6
U 1 1 5E4F0F38
P 6700 1950
F 0 "C6" H 6650 1800 50  0000 C CNN
F 1 "10n" H 6600 1900 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6700 1950 50  0001 C CNN
F 3 "~" H 6700 1950 50  0001 C CNN
	1    6700 1950
	-1   0    0    1   
$EndComp
Wire Wire Line
	6700 1850 6450 1850
Connection ~ 6200 1850
Wire Wire Line
	6200 1850 5950 1850
Connection ~ 6450 1850
Wire Wire Line
	6450 1850 6200 1850
Wire Wire Line
	5950 2050 6200 2050
Connection ~ 6200 2050
Wire Wire Line
	6200 2050 6450 2050
Connection ~ 6450 2050
Wire Wire Line
	6450 2050 6700 2050
Wire Wire Line
	5950 2100 5950 2050
Connection ~ 5950 2050
Wire Wire Line
	5950 1700 5950 1850
Connection ~ 5950 1850
Wire Wire Line
	6550 4350 6550 4300
$Comp
L Connector:Conn_Coaxial J3
U 1 1 5E4FD6DB
P 6350 4300
F 0 "J3" V 6600 4250 50  0000 L CNN
F 1 "DC" V 6500 4250 50  0000 L CNN
F 2 "_Custom:SMA_Amphenol_132134-16_Vertical" H 6350 4300 50  0001 C CNN
F 3 " ~" H 6350 4300 50  0001 C CNN
	1    6350 4300
	0    -1   -1   0   
$EndComp
$Comp
L power:GNDS #PWR0101
U 1 1 5E4FD6E1
P 6550 4350
F 0 "#PWR0101" H 6550 4100 50  0001 C CNN
F 1 "GNDS" H 6555 4177 50  0000 C CNN
F 2 "" H 6550 4350 50  0001 C CNN
F 3 "" H 6550 4350 50  0001 C CNN
	1    6550 4350
	-1   0    0    -1  
$EndComp
Wire Wire Line
	6350 4500 6350 4650
Wire Wire Line
	6350 4650 6200 4650
$Comp
L Connector:Conn_01x02_Male J4
U 1 1 5E5022B7
P 6900 4300
F 0 "J4" V 6700 4300 50  0000 R CNN
F 1 "DC" V 6800 4300 50  0000 R CNN
F 2 "_Custom:Preci-dip_PinHeader_1x02_rect" H 6900 4300 50  0001 C CNN
F 3 "~" H 6900 4300 50  0001 C CNN
	1    6900 4300
	0    1    1    0   
$EndComp
$Comp
L power:GNDS #PWR0102
U 1 1 5E5041AE
P 6900 4600
F 0 "#PWR0102" H 6900 4350 50  0001 C CNN
F 1 "GNDS" H 6850 4450 50  0000 C CNN
F 2 "" H 6900 4600 50  0001 C CNN
F 3 "" H 6900 4600 50  0001 C CNN
	1    6900 4600
	-1   0    0    -1  
$EndComp
Wire Wire Line
	5100 4650 5700 4650
Wire Wire Line
	6200 4900 6200 4950
Connection ~ 6350 4650
Wire Wire Line
	6800 4500 6800 4650
Wire Wire Line
	6350 4650 6800 4650
Wire Wire Line
	6900 4600 6900 4500
$Comp
L Device:C_Small C9
U 1 1 5E4F0499
P 4900 4250
F 0 "C9" V 5000 4250 50  0000 C CNN
F 1 "pi" V 4850 4350 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 4900 4250 50  0001 C CNN
F 3 "~" H 4900 4250 50  0001 C CNN
	1    4900 4250
	0    -1   -1   0   
$EndComp
$Comp
L Device:C_Small C8
U 1 1 5E4F0C49
P 4900 3950
F 0 "C8" V 5000 3950 50  0000 C CNN
F 1 "T/pi" V 4950 4100 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 4900 3950 50  0001 C CNN
F 3 "~" H 4900 3950 50  0001 C CNN
	1    4900 3950
	0    -1   -1   0   
$EndComp
$Comp
L Device:C_Small C7
U 1 1 5E4F17AB
P 5100 3700
F 0 "C7" H 5000 3600 50  0000 C CNN
F 1 "T/470pF" H 4950 3800 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 5100 3700 50  0001 C CNN
F 3 "~" H 5100 3700 50  0001 C CNN
	1    5100 3700
	-1   0    0    1   
$EndComp
Wire Wire Line
	5000 3950 5100 3950
Connection ~ 5100 3950
Wire Wire Line
	5100 3950 5100 3800
Wire Wire Line
	5000 4250 5100 4250
Wire Wire Line
	4650 4250 4800 4250
Wire Wire Line
	4800 3950 4650 3950
Wire Wire Line
	4650 3950 4650 4250
$Comp
L power:GNDS #PWR0103
U 1 1 5E5088CF
P 4650 4300
F 0 "#PWR0103" H 4650 4050 50  0001 C CNN
F 1 "GNDS" H 4655 4127 50  0000 C CNN
F 2 "" H 4650 4300 50  0001 C CNN
F 3 "" H 4650 4300 50  0001 C CNN
	1    4650 4300
	1    0    0    -1  
$EndComp
Wire Wire Line
	4650 4300 4650 4250
Connection ~ 4650 4250
$Comp
L Mechanical:MountingHole H1
U 1 1 5E4ED3DC
P 3450 1950
F 0 "H1" H 3400 2200 50  0000 L CNN
F 1 "M3" H 3400 2100 50  0000 L CNN
F 2 "MountingHole:MountingHole_3.2mm_M3" H 3450 1950 50  0001 C CNN
F 3 "~" H 3450 1950 50  0001 C CNN
	1    3450 1950
	1    0    0    -1  
$EndComp
$Comp
L Mechanical:MountingHole H2
U 1 1 5E4EEBCD
P 3650 1950
F 0 "H2" H 3600 2200 50  0000 L CNN
F 1 "M3" H 3600 2100 50  0000 L CNN
F 2 "MountingHole:MountingHole_3.2mm_M3" H 3650 1950 50  0001 C CNN
F 3 "~" H 3650 1950 50  0001 C CNN
	1    3650 1950
	1    0    0    -1  
$EndComp
$Comp
L Mechanical:MountingHole_Pad H4
U 1 1 5E4EEEBD
P 4050 2000
F 0 "H4" H 4000 2250 50  0000 L CNN
F 1 "M3" H 4000 2150 50  0000 L CNN
F 2 "MountingHole:MountingHole_3.2mm_M3" H 4050 2000 50  0001 C CNN
F 3 "~" H 4050 2000 50  0001 C CNN
	1    4050 2000
	1    0    0    -1  
$EndComp
$Comp
L Mechanical:MountingHole_Pad H3
U 1 1 5E4EED7D
P 3850 2000
F 0 "H3" H 3800 2250 50  0000 L CNN
F 1 "M3" H 3800 2150 50  0000 L CNN
F 2 "MountingHole:MountingHole_3.2mm_M3" H 3850 2000 50  0001 C CNN
F 3 "~" H 3850 2000 50  0001 C CNN
	1    3850 2000
	1    0    0    -1  
$EndComp
Wire Wire Line
	3850 2100 3950 2100
$Comp
L power:GNDA #PWR?
U 1 1 5E4F43CF
P 3950 2150
F 0 "#PWR?" H 3950 1900 50  0001 C CNN
F 1 "GNDA" H 3955 1977 50  0000 C CNN
F 2 "" H 3950 2150 50  0001 C CNN
F 3 "" H 3950 2150 50  0001 C CNN
	1    3950 2150
	1    0    0    -1  
$EndComp
Wire Wire Line
	3950 2150 3950 2100
Connection ~ 3950 2100
Wire Wire Line
	3950 2100 4050 2100
Wire Wire Line
	4300 3400 5100 3400
Connection ~ 4300 3400
Wire Wire Line
	5100 3400 5100 3600
Wire Wire Line
	5100 4250 5100 4650
Connection ~ 5100 4250
$EndSCHEMATC