Schematic Main: Add corrected headphone amp

This commit is contained in:
Jannik Beyerstedt 2020-11-09 23:22:35 +01:00
parent 0d9ebbe9ac
commit 539b76bf61
6 changed files with 3565 additions and 2329 deletions

View file

@ -1,6 +1,32 @@
EESchema-LIBRARY Version 2.4
#encoding utf-8
#
# Amplifier_Audio_LM386
#
DEF Amplifier_Audio_LM386 U 0 5 Y Y 1 F N
F0 "U" 50 300 50 H V L CNN
F1 "Amplifier_Audio_LM386" 50 200 50 H V L CNN
F2 "" 100 100 50 H I C CNN
F3 "" 200 200 50 H I C CNN
$FPLIST
SOIC*3.9x4.9mm*P1.27mm*
DIP*W7.62mm*
MSSOP*P0.65mm*
TSSOP*3x3mm*P0.5mm*
$ENDFPLIST
DRAW
P 4 0 1 10 200 0 -200 200 -200 -200 200 0 f
X GAIN 1 0 -300 200 U 50 20 1 1 I
X - 2 -300 -100 100 R 50 50 1 1 I
X + 3 -300 100 100 R 50 50 1 1 I
X GND 4 -100 -300 150 U 50 50 1 1 W
X ~ 5 300 0 100 L 50 50 1 1 O
X V+ 6 -100 300 150 D 50 50 1 1 W
X BYPASS 7 0 300 200 D 50 20 1 1 I
X GAIN 8 100 -300 250 U 50 20 1 1 I
ENDDRAW
ENDDEF
#
# Amplifier_Operational_LM358
#
DEF Amplifier_Operational_LM358 U 0 5 Y Y 3 L N
@ -408,4 +434,17 @@ X GNDREF 1 0 0 0 D 50 50 1 1 W N
ENDDRAW
ENDDEF
#
# power_PWR_FLAG
#
DEF power_PWR_FLAG #FLG 0 0 N N 1 F P
F0 "#FLG" 0 75 50 H I C CNN
F1 "power_PWR_FLAG" 0 150 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
DRAW
P 6 0 1 0 0 0 0 50 -40 75 0 100 40 75 0 50 N
X pwr 1 0 0 0 U 50 50 0 0 w
ENDDRAW
ENDDEF
#
#End Library

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@ -1,17 +1,7 @@
update=Sunday, 01 November 2020 at 20:01:52
update=Monday, 09 November 2020 at 23:12:47
last_client=kicad
[general]
version=1
[schematic_editor]
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NetFmtName=Pcbnew
SpiceAjustPassiveValues=0
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ERC_TestSimilarLabels=1
[pcbnew]
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PageLayoutDescrFile=
@ -249,3 +239,13 @@ uViaDrill=0.1
dPairWidth=0.2
dPairGap=0.25
dPairViaGap=0.25
[schematic_editor]
version=1
PageLayoutDescrFile=
PlotDirectoryName=
SubpartIdSeparator=0
SubpartFirstId=65
NetFmtName=Pcbnew
SpiceAjustPassiveValues=0
LabSize=50
ERC_TestSimilarLabels=1

View file

@ -82,12 +82,12 @@ $EndComp
$Comp
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U 1 1 5F83C638
P 4350 2000
F 0 "R6" V 4143 2000 50 0000 C CNN
F 1 "120R" V 4234 2000 50 0000 C CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 4280 2000 50 0001 C CNN
F 3 "~" H 4350 2000 50 0001 C CNN
1 4350 2000
P 5100 2000
F 0 "R6" V 4893 2000 50 0000 C CNN
F 1 "820R" V 4984 2000 50 0000 C CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 5030 2000 50 0001 C CNN
F 3 "~" H 5100 2000 50 0001 C CNN
1 5100 2000
0 1 1 0
$EndComp
$Comp
@ -286,7 +286,7 @@ Wire Wire Line
4100 2000 4100 2100
Connection ~ 4100 2000
Wire Wire Line
4100 2000 4200 2000
4100 2000 4950 2000
Wire Wire Line
4100 2400 4100 2500
Wire Wire Line
@ -351,7 +351,7 @@ F 3 "~" H 3250 800 50 0001 C CNN
1 3250 800
0 1 -1 0
$EndComp
Text Notes 1600 3000 0 50 ~ 0
Text Notes 1500 3000 0 50 ~ 10
Mic Preamp\nGain: 50 dB
$Comp
L power:GNDREF #PWR019
@ -417,8 +417,8 @@ F 3 "" H 15200 2100 50 0001 C CNN
1 0 0 -1
$EndComp
Connection ~ 15200 2100
Text Notes 5600 2750 0 50 ~ 0
Second Gain Stage\nGain: 0 to 48.6 dB\nGain = (120 + R_pot) / 120
Text Notes 4850 3100 0 50 ~ 10
Adjustable Input Gain\nGain: -11 to 30 dB\nGain = (220 + R_pot) / 820
$Comp
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@ -452,7 +452,7 @@ F 3 "" H 8350 8700 50 0001 C CNN
2 8350 8700
1 0 0 1
$EndComp
Text Notes 6450 9200 0 50 ~ 0
Text Notes 6350 9650 0 50 ~ 10
Input Module\nGain: -6 to +8 dB\nGain = (R_pot + R_22k) / R_47k\nLP_filter(R_pot): 130 - 22 kHz
$Comp
L Device:C C14
@ -881,7 +881,7 @@ F 3 "" H 5300 5000 50 0001 C CNN
3 5300 5000
0 1 1 0
$EndComp
Text GLabel 7200 2250 2 50 Output ~ 0
Text GLabel 7200 2000 2 50 Output ~ 0
Mic1
Text GLabel 1150 4800 0 50 Input ~ 0
Mic1
@ -964,8 +964,8 @@ F 3 "~" H 3750 5300 50 0001 C CNN
1 3750 5300
0 1 1 0
$EndComp
Text Notes 2700 5800 0 50 ~ 0
Summing Module\nGain: 0 dB\nIf feedback res. is variable,\ngain can be -inf to 0 dB
Text Notes 1500 6000 0 50 ~ 10
Summing Module\nGain: 0 dB
Wire Wire Line
1900 4800 2000 4800
Wire Wire Line
@ -998,7 +998,7 @@ F 3 "" H 2300 5600 50 0001 C CNN
1 2300 5600
1 0 0 -1
$EndComp
Text Notes 13050 5300 0 50 ~ 0
Text Notes 13050 5300 0 50 ~ 10
Line driver\nGain: 6 dB
Wire Wire Line
2300 4800 2300 4450
@ -1125,11 +1125,11 @@ F 3 "" H 11150 1150 50 0001 C CNN
$EndComp
Text GLabel 8350 1350 0 50 Input ~ 0
MicSum
Text Notes 12200 2900 0 50 ~ 0
TODO Headphone driver\nGain: TODO
Text Notes 12250 3000 0 50 ~ 10
Headphone driver\nGain: 26 dB (20)
Text GLabel 11650 4500 0 50 Input ~ 0
MicSum
Text GLabel 12250 2000 0 50 Input ~ 0
Text GLabel 12250 1600 0 50 Input ~ 0
Head1
Text GLabel 11550 2000 2 50 Output ~ 0
Head1
@ -1199,7 +1199,7 @@ F 3 "~" H 10950 2300 50 0001 C CNN
1 10950 2300
0 1 1 0
$EndComp
Text Notes 9900 2800 0 50 ~ 0
Text Notes 8700 3000 0 50 ~ 10
Summing Module\nGain: -inf to 0 dB
Wire Wire Line
9100 1600 9200 1600
@ -1369,11 +1369,8 @@ NoConn ~ 2850 2300
NoConn ~ 2750 1700
Wire Wire Line
15100 9100 15600 9100
NoConn ~ 14900 9000
NoConn ~ 14900 9100
NoConn ~ 14900 9200
Text Notes 8150 2700 0 50 ~ 0
TODO: Try 10K or 100K poti\nwith matching feedback R
Text Notes 8150 1200 0 50 ~ 0
TODO: Try 10K or 100K poti\nwith matching feedback R\n(Keep LP filter in mind!)
$Comp
L JBeyerstedt-Library:DRV134PA U5
U 1 1 603FAC5E
@ -1687,8 +1684,6 @@ Wire Wire Line
5450 2350 5350 2350
Wire Wire Line
5350 2350 5350 2550
Wire Wire Line
4900 2000 5350 2000
Wire Wire Line
5350 2000 5350 2150
$Comp
@ -1698,14 +1693,11 @@ P 6850 1050
F 0 "SW2" H 6850 1385 50 0000 C CNN
F 1 "OnAir_1" H 6850 1294 50 0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical" H 6850 1350 50 0001 C CNN
F 3 "~" H 6850 1350 50 0001 C CNN
F 3 "https://sten-eswitch-13110800-production.s3.amazonaws.com/system/asset/product_line/data_sheet/38/LP11.pdf" H 6850 1350 50 0001 C CNN
1 6850 1050
1 0 0 -1
$EndComp
Connection ~ 5350 2000
Connection ~ 6250 2250
Wire Wire Line
6250 2250 7200 2250
Wire Wire Line
6250 2250 6050 2250
NoConn ~ 6150 1550
@ -1751,7 +1743,7 @@ L Device:R R26
U 1 1 60AAAB08
P 5600 1550
F 0 "R26" V 5393 1550 50 0000 C CNN
F 1 "120R" V 5484 1550 50 0000 C CNN
F 1 "220R" V 5484 1550 50 0000 C CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 5530 1550 50 0001 C CNN
F 3 "~" H 5600 1550 50 0001 C CNN
1 5600 1550
@ -1768,10 +1760,8 @@ F 3 "~" H 5600 1150 50 0001 C CNN
1 5600 1150
0 1 1 0
$EndComp
Text Notes 6450 1250 0 50 ~ 0
TODO: On-Air buttons
Text Notes 8600 650 0 50 ~ 0
TODO: Rotation direction of potentiometers!\n(counter-clockwise less gain, clockwise more gain)
Text Notes 6450 1450 0 50 ~ 0
TODO: On-Air button LEDs\n(actually one rd, one gn,\nwith common anode)
$Comp
L power:GNDREF #PWR036
U 1 1 5FF79FFE
@ -1783,19 +1773,6 @@ F 3 "" H 8950 1750 50 0001 C CNN
1 8950 1750
1 0 0 -1
$EndComp
$Comp
L Device:CP C21
U 1 1 5FA5AF7B
P 4750 2000
F 0 "C21" V 5005 2000 50 0000 C CNN
F 1 "10uF" V 4914 2000 50 0000 C CNN
F 2 "Capacitor_THT:CP_Radial_D10.0mm_P5.00mm" H 4788 1850 50 0001 C CNN
F 3 "~" H 4750 2000 50 0001 C CNN
1 4750 2000
0 -1 -1 0
$EndComp
Wire Wire Line
4500 2000 4600 2000
Wire Wire Line
6250 750 6000 750
Wire Wire Line
@ -1813,8 +1790,8 @@ Wire Wire Line
Connection ~ 6250 1300
Wire Wire Line
6250 1300 6250 2250
Text Notes 10350 3200 0 50 ~ 0
Headphone gain either at mix (summing)\nor at the driver
Text Notes 10450 2550 0 50 ~ 0
TODO: Check capacitor value\nand if R8 is needed
$Comp
L Jumper:Jumper_3_Bridged12 JP2
U 1 1 5FBA61BC
@ -1889,7 +1866,6 @@ Wire Wire Line
Wire Wire Line
6000 9100 6000 8850
NoConn ~ 2850 1700
NoConn ~ 12250 2000
Wire Wire Line
10750 950 10750 1050
Wire Wire Line
@ -1927,4 +1903,276 @@ Wire Wire Line
Connection ~ 700 2250
Wire Wire Line
600 2250 600 1900
Text Notes 3850 3000 0 50 ~ 0
HP Filter?\nf_c = 2.8 Hz\nTODO: Try 100 nF\nfor 300 Hz\n\nf_c = 1/(2*PI*R*C)
Text Notes 5650 2650 0 50 ~ 0
TODO: Check LP Filter Characteristic\n(see input module circuit)
Wire Wire Line
5250 2000 5350 2000
$Comp
L Device:C C26
U 1 1 5FB69AC8
P 14100 2250
F 0 "C26" H 14215 2296 50 0000 L CNN
F 1 "47nF" H 14215 2205 50 0000 L CNN
F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P5.00mm" H 14138 2100 50 0001 C CNN
F 3 "~" H 14100 2250 50 0001 C CNN
1 14100 2250
1 0 0 -1
$EndComp
$Comp
L Device:CP C24
U 1 1 5FB6C2ED
P 14350 2000
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F 1 "220uF" V 14514 2000 50 0000 C CNN
F 2 "Capacitor_THT:CP_Radial_D10.0mm_P5.00mm" H 14388 1850 50 0001 C CNN
F 3 "~" H 14350 2000 50 0001 C CNN
1 14350 2000
0 -1 -1 0
$EndComp
$Comp
L Device:R R25
U 1 1 5FB6DC67
P 14100 2550
F 0 "R25" H 14170 2596 50 0000 L CNN
F 1 "12R" H 14170 2505 50 0000 L CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 14030 2550 50 0001 C CNN
F 3 "~" H 14100 2550 50 0001 C CNN
1 14100 2550
1 0 0 -1
$EndComp
$Comp
L power:+15V #PWR0112
U 1 1 5FB9C332
P 13200 700
F 0 "#PWR0112" H 13200 550 50 0001 C CNN
F 1 "+15V" H 13215 873 50 0000 C CNN
F 2 "" H 13200 700 50 0001 C CNN
F 3 "" H 13200 700 50 0001 C CNN
1 13200 700
1 0 0 -1
$EndComp
$Comp
L power:GNDREF #PWR0113
U 1 1 5FB9DA2E
P 13200 2500
F 0 "#PWR0113" H 13200 2250 50 0001 C CNN
F 1 "GNDREF" H 13205 2327 50 0000 C CNN
F 2 "" H 13200 2500 50 0001 C CNN
F 3 "" H 13200 2500 50 0001 C CNN
1 13200 2500
1 0 0 -1
$EndComp
$Comp
L Device:R_POT RV2
U 1 1 5FBA2B4E
P 12500 2250
F 0 "RV2" H 12431 2204 50 0000 R CNN
F 1 "25K" H 12431 2295 50 0000 R CNN
F 2 "Potentiometer_THT:Potentiometer_Vishay_148-149_Single_Horizontal" H 12500 2250 50 0001 C CNN
F 3 "~" H 12500 2250 50 0001 C CNN
1 12500 2250
1 0 0 1
$EndComp
Wire Wire Line
12250 1600 12500 1600
Wire Wire Line
12500 2000 12500 2100
$Comp
L power:GNDREF #PWR0114
U 1 1 5FBBA57F
P 12500 2500
F 0 "#PWR0114" H 12500 2250 50 0001 C CNN
F 1 "GNDREF" H 12505 2327 50 0000 C CNN
F 2 "" H 12500 2500 50 0001 C CNN
F 3 "" H 12500 2500 50 0001 C CNN
1 12500 2500
1 0 0 -1
$EndComp
Wire Wire Line
12500 2400 12500 2500
Wire Wire Line
13200 2300 13200 2400
Wire Wire Line
12800 2250 12650 2250
Wire Wire Line
13000 1900 12800 1900
Wire Wire Line
12800 1900 12800 2250
Wire Wire Line
13000 2100 13000 2400
Wire Wire Line
13000 2400 13200 2400
Connection ~ 13200 2400
Wire Wire Line
13200 2400 13200 2500
Wire Wire Line
14200 2000 14100 2000
Wire Wire Line
14100 2000 14100 2100
Wire Wire Line
14500 2000 14600 2000
Wire Wire Line
14100 2000 13600 2000
Connection ~ 14100 2000
$Comp
L Device:CP C23
U 1 1 5FD130B1
P 13450 1550
F 0 "C23" V 13705 1550 50 0000 C CNN
F 1 "100uF" V 13614 1550 50 0000 C CNN
F 2 "Capacitor_THT:CP_Radial_D10.0mm_P5.00mm" H 13488 1400 50 0001 C CNN
F 3 "~" H 13450 1550 50 0001 C CNN
1 13450 1550
0 -1 -1 0
$EndComp
Wire Wire Line
7200 2000 7000 2000
Wire Wire Line
7000 2000 7000 2250
Wire Wire Line
7000 2250 6250 2250
Connection ~ 6250 2250
$Comp
L Device:R R24
U 1 1 5FE4A41D
P 12500 1850
F 0 "R24" H 12430 1896 50 0000 R CNN
F 1 "R" H 12430 1805 50 0000 R CNN
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F 3 "~" H 12500 1850 50 0001 C CNN
1 12500 1850
-1 0 0 -1
$EndComp
Wire Wire Line
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$Comp
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F 1 "100nF" V 13289 1100 50 0000 C CNN
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F 3 "~" H 13450 1100 50 0001 C CNN
1 13450 1100
0 1 1 0
$EndComp
$Comp
L Device:CP C21
U 1 1 60184128
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F 1 "100uF" V 13586 800 50 0000 C CNN
F 2 "Capacitor_THT:CP_Radial_D10.0mm_P5.00mm" H 13788 650 50 0001 C CNN
F 3 "~" H 13750 800 50 0001 C CNN
1 13750 800
0 -1 1 0
$EndComp
Wire Wire Line
13200 700 13200 800
Wire Wire Line
13200 800 13600 800
Wire Wire Line
13200 800 13200 1100
Wire Wire Line
13200 1100 13300 1100
Connection ~ 13200 800
Connection ~ 13200 1100
Wire Wire Line
13600 1100 14000 1100
Wire Wire Line
14000 1100 14000 950
Wire Wire Line
14000 800 13900 800
$Comp
L power:GNDREF #PWR0115
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P 14200 1000
F 0 "#PWR0115" H 14200 750 50 0001 C CNN
F 1 "GNDREF" H 14205 827 50 0000 C CNN
F 2 "" H 14200 1000 50 0001 C CNN
F 3 "" H 14200 1000 50 0001 C CNN
1 14200 1000
1 0 0 -1
$EndComp
Wire Wire Line
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Wire Wire Line
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Connection ~ 14000 950
Wire Wire Line
14000 950 14000 800
Wire Wire Line
13200 1100 13200 1700
$Comp
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U 1 1 5FCF788F
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F 1 "GNDREF" H 13605 1427 50 0000 C CNN
F 2 "" H 13600 1600 50 0001 C CNN
F 3 "" H 13600 1600 50 0001 C CNN
1 13600 1600
1 0 0 -1
$EndComp
$Comp
L Amplifier_Audio:LM386 U7
U 1 1 5FB67AE3
P 13300 2000
F 0 "U7" H 13644 2046 50 0000 L CNN
F 1 "LM386N-4" H 13644 1955 50 0000 L CNN
F 2 "Package_DIP:DIP-8_W7.62mm_Socket_LongPads" H 13400 2100 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm386.pdf" H 13500 2200 50 0001 C CNN
1 13300 2000
1 0 0 -1
$EndComp
Wire Wire Line
13600 1550 13600 1600
Wire Wire Line
13300 1550 13300 1700
$Comp
L power:PWR_FLAG #FLG0101
U 1 1 602E81BB
P 14500 9000
F 0 "#FLG0101" H 14500 9075 50 0001 C CNN
F 1 "PWR_FLAG" H 14500 9173 50 0000 C CNN
F 2 "" H 14500 9000 50 0001 C CNN
F 3 "~" H 14500 9000 50 0001 C CNN
1 14500 9000
1 0 0 -1
$EndComp
$Comp
L power:PWR_FLAG #FLG0102
U 1 1 602E98DE
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F 0 "#FLG0102" H 14500 9175 50 0001 C CNN
F 1 "PWR_FLAG" V 14500 9227 50 0000 L CNN
F 2 "" H 14500 9100 50 0001 C CNN
F 3 "~" H 14500 9100 50 0001 C CNN
1 14500 9100
0 -1 -1 0
$EndComp
$Comp
L power:PWR_FLAG #FLG0103
U 1 1 602EA47B
P 14500 9200
F 0 "#FLG0103" H 14500 9275 50 0001 C CNN
F 1 "PWR_FLAG" H 14500 9373 50 0000 C CNN
F 2 "" H 14500 9200 50 0001 C CNN
F 3 "~" H 14500 9200 50 0001 C CNN
1 14500 9200
-1 0 0 1
$EndComp
Wire Wire Line
14500 9000 15100 9000
Connection ~ 15100 9000
Wire Wire Line
14500 9100 15100 9100
Connection ~ 15100 9100
Wire Wire Line
14500 9200 15100 9200
Connection ~ 15100 9200
NoConn ~ 13300 2300
NoConn ~ 13400 2300
$EndSCHEMATC

File diff suppressed because it is too large Load diff

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@ -1,4 +1,4 @@
update=Monday, 09 November 2020 at 00:08:23
update=Monday, 09 November 2020 at 23:13:44
version=1
last_client=kicad
[general]
@ -12,16 +12,6 @@ NetIExt=net
version=1
LibDir=
[eeschema/libraries]
[schematic_editor]
version=1
PageLayoutDescrFile=
PlotDirectoryName=
SubpartIdSeparator=0
SubpartFirstId=65
NetFmtName=Pcbnew
SpiceAjustPassiveValues=0
LabSize=50
ERC_TestSimilarLabels=1
[pcbnew]
version=1
PageLayoutDescrFile=
@ -259,3 +249,13 @@ uViaDrill=0.1
dPairWidth=0.2
dPairGap=0.25
dPairViaGap=0.25
[schematic_editor]
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PageLayoutDescrFile=
PlotDirectoryName=
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ERC_TestSimilarLabels=1