Version 4
SHEET 1 1072 912
WIRE -2416 -1760 -2608 -1760
WIRE -2192 -1760 -2352 -1760
WIRE -1840 -1760 -2192 -1760
WIRE -1520 -1712 -1584 -1712
WIRE -1424 -1712 -1456 -1712
WIRE -2608 -1616 -2608 -1760
WIRE -2432 -1616 -2608 -1616
WIRE -2192 -1616 -2192 -1760
WIRE -2192 -1616 -2352 -1616
WIRE -2160 -1616 -2192 -1616
WIRE -2048 -1616 -2080 -1616
WIRE -1984 -1616 -2048 -1616
WIRE -1840 -1616 -1904 -1616
WIRE -1728 -1616 -1840 -1616
WIRE -1584 -1616 -1584 -1712
WIRE -1584 -1616 -1648 -1616
WIRE -1536 -1616 -1584 -1616
WIRE -1424 -1616 -1424 -1712
WIRE -1424 -1616 -1456 -1616
WIRE -512 -1616 -1424 -1616
WIRE -3120 -1600 -3120 -1632
WIRE -2960 -1568 -2960 -1616
WIRE -1584 -1488 -1584 -1616
WIRE -1312 -1488 -1584 -1488
WIRE -1184 -1488 -1248 -1488
WIRE -1088 -1488 -1104 -1488
WIRE -1056 -1488 -1088 -1488
WIRE -944 -1488 -976 -1488
WIRE -688 -1488 -944 -1488
WIRE -512 -1488 -512 -1616
WIRE -512 -1488 -608 -1488
WIRE -368 -1488 -512 -1488
WIRE -352 -1488 -368 -1488
WIRE -512 -1472 -512 -1488
WIRE -2608 -1456 -2608 -1616
WIRE -2512 -1456 -2608 -1456
WIRE -2048 -1456 -2048 -1616
WIRE -1952 -1456 -2048 -1456
WIRE -1584 -1456 -1584 -1488
WIRE -944 -1456 -944 -1488
WIRE -2192 -1440 -2192 -1616
WIRE -2192 -1440 -2448 -1440
WIRE -1840 -1440 -1840 -1616
WIRE -1840 -1440 -1888 -1440
WIRE -992 -1440 -1008 -1440
WIRE -368 -1440 -368 -1488
WIRE -3120 -1424 -3120 -1520
WIRE -3120 -1424 -3152 -1424
WIRE -3040 -1424 -3120 -1424
WIRE -2960 -1424 -2960 -1488
WIRE -2960 -1424 -2976 -1424
WIRE -2752 -1424 -2960 -1424
WIRE -2512 -1424 -2672 -1424
WIRE -1952 -1424 -2048 -1424
WIRE -1088 -1392 -1088 -1488
WIRE -992 -1392 -1088 -1392
WIRE -512 -1392 -512 -1408
WIRE -1584 -1376 -1584 -1392
WIRE -944 -1360 -944 -1376
WIRE -2752 -1344 -2768 -1344
WIRE -2608 -1344 -2608 -1456
WIRE -2608 -1344 -2672 -1344
WIRE -1008 -1328 -1008 -1440
WIRE -2608 -1312 -2608 -1344
WIRE -2160 -1296 -2240 -1296
WIRE -2048 -1296 -2048 -1424
WIRE -2048 -1296 -2080 -1296
WIRE -1984 -1296 -2048 -1296
WIRE -1792 -1296 -1904 -1296
WIRE -512 -1296 -512 -1312
WIRE -368 -1296 -368 -1376
WIRE -1584 -1280 -1584 -1296
WIRE -2768 -1216 -2768 -1344
WIRE -2736 -1216 -2768 -1216
WIRE -2608 -1216 -2608 -1232
WIRE -2608 -1216 -2672 -1216
WIRE -2608 -1184 -2608 -1216
WIRE -1584 -1184 -1584 -1200
WIRE -3120 -1152 -3152 -1152
WIRE -512 -1152 -512 -1168
WIRE -368 -1120 -368 -1168
WIRE -944 -1104 -944 -1120
WIRE -3120 -1088 -3120 -1152
WIRE -992 -1088 -1088 -1088
WIRE -1584 -1072 -1584 -1104
WIRE -512 -1072 -512 -1088
WIRE -2736 -1056 -2768 -1056
WIRE -2608 -1056 -2608 -1120
WIRE -2608 -1056 -2672 -1056
WIRE -1008 -1040 -1008 -1328
WIRE -992 -1040 -1008 -1040
WIRE -2608 -1024 -2608 -1056
WIRE -2240 -1024 -2240 -1296
WIRE -2160 -1024 -2240 -1024
WIRE -2048 -1024 -2080 -1024
WIRE -1984 -1024 -2048 -1024
WIRE -1840 -1024 -1904 -1024
WIRE -1584 -976 -1584 -1008
WIRE -1312 -976 -1584 -976
WIRE -1184 -976 -1248 -976
WIRE -1088 -976 -1088 -1088
WIRE -1088 -976 -1104 -976
WIRE -1056 -976 -1088 -976
WIRE -944 -976 -944 -1024
WIRE -944 -976 -976 -976
WIRE -688 -976 -944 -976
WIRE -512 -976 -512 -992
WIRE -512 -976 -608 -976
WIRE -368 -976 -368 -1056
WIRE -368 -976 -512 -976
WIRE -336 -976 -368 -976
WIRE -3120 -944 -3120 -1008
WIRE -2768 -912 -2768 -1056
WIRE -2736 -912 -2768 -912
WIRE -2608 -912 -2608 -944
WIRE -2608 -912 -2656 -912
WIRE -2432 -912 -2608 -912
WIRE -2240 -912 -2240 -1024
WIRE -2240 -912 -2352 -912
WIRE -3120 -896 -3152 -896
WIRE -2048 -864 -2048 -1024
WIRE -1952 -864 -2048 -864
WIRE -1840 -848 -1840 -1024
WIRE -1840 -848 -1888 -848
WIRE -1728 -848 -1840 -848
WIRE -1584 -848 -1584 -976
WIRE -1584 -848 -1648 -848
WIRE -1536 -848 -1584 -848
WIRE -1424 -848 -1456 -848
WIRE -512 -848 -512 -976
WIRE -512 -848 -1424 -848
WIRE -3120 -832 -3120 -896
WIRE -2608 -832 -2608 -912
WIRE -2432 -832 -2608 -832
WIRE -2240 -832 -2240 -912
WIRE -2240 -832 -2368 -832
WIRE -1952 -832 -2048 -832
WIRE -2192 -720 -2192 -1440
WIRE -2176 -720 -2192 -720
WIRE -2048 -720 -2048 -832
WIRE -2048 -720 -2096 -720
WIRE -1968 -720 -2048 -720
WIRE -1792 -720 -1888 -720
WIRE -1584 -720 -1584 -848
WIRE -1536 -720 -1584 -720
WIRE -1424 -720 -1424 -848
WIRE -1424 -720 -1472 -720
WIRE -3120 -688 -3120 -752
WIRE -2960 -688 -2960 -704
WIRE -2608 -656 -2608 -832
WIRE -2512 -656 -2608 -656
WIRE -2240 -640 -2240 -832
WIRE -2240 -640 -2448 -640
WIRE -1808 -640 -2240 -640
WIRE -3120 -624 -3168 -624
WIRE -3040 -624 -3120 -624
WIRE -2960 -624 -2976 -624
WIRE -2736 -624 -2960 -624
WIRE -2512 -624 -2656 -624
WIRE -2960 -608 -2960 -624
WIRE -3120 -544 -3120 -624
FLAG -352 -1488 speaker_A
IOPIN -352 -1488 Out
FLAG -3120 -688 0
FLAG -944 -1360 0
FLAG -1920 -1472 VCC
IOPIN -1920 -1472 BiDir
FLAG -336 -976 speaker_B
IOPIN -336 -976 Out
FLAG -368 -1296 0
FLAG -944 -1120 0
FLAG -368 -1168 0
FLAG -1920 -880 VCC
IOPIN -1920 -880 BiDir
FLAG -2480 -1472 VCC
IOPIN -2480 -1472 BiDir
FLAG -2480 -672 VCC
IOPIN -2480 -672 BiDir
FLAG -3152 -1424 in_A
IOPIN -3152 -1424 In
FLAG -3168 -624 in_B
IOPIN -3168 -624 In
FLAG -1840 -1760 /SE_A
IOPIN -1840 -1760 Out
FLAG -1808 -640 /SE_B
IOPIN -1808 -640 Out
FLAG -1840 -1440 SEBTL_A
IOPIN -1840 -1440 Out
FLAG -1840 -1024 SEBTL_B
IOPIN -1840 -1024 Out
FLAG -3120 -1632 0
FLAG -3152 -896 VCC
IOPIN -3152 -896 BiDir
FLAG -3120 -944 0
FLAG -3152 -1152 VEE
IOPIN -3152 -1152 BiDir
FLAG -2480 -1408 VEE
IOPIN -2480 -1408 BiDir
FLAG -1920 -1408 VEE
IOPIN -1920 -1408 BiDir
FLAG -1920 -816 VEE
IOPIN -1920 -816 BiDir
FLAG -2480 -608 VEE
IOPIN -2480 -608 BiDir
FLAG -1792 -1296 0
FLAG -1792 -720 0
FLAG -2960 -528 0
FLAG -2960 -1616 0
FLAG -512 -1296 0
FLAG -512 -1168 0
FLAG -1584 -1280 0
FLAG -1584 -1200 0
FLAG -3120 -544 0
FLAG -1008 -1328 0
FLAG -2608 -1184 0
FLAG -2608 -1120 0
SYMBOL voltage -3120 -1504 R180
WINDOW 0 64 24 Right 2
WINDOW 3 110 231 Right 2
WINDOW 123 92 69 Right 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value PULSE(-.5 .5 0 1u 1u 199u 400u)
SYMATTR Value2 AC 1
SYMBOL UniversalOpamp2 -1920 -1440 R0
SYMATTR InstName U1
SYMATTR Value2 Avol=1Meg GBW={GBW} Slew=10Meg
SYMBOL voltage -3120 -848 R0
WINDOW 0 -43 59 Right 2
WINDOW 3 37 93 Right 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value 12
SYMBOL e -944 -1472 R0
WINDOW 0 12 4 Left 2
WINDOW 3 15 94 Left 2
SYMATTR InstName E1
SYMATTR Value 10k
SYMBOL ind -704 -1472 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 7µ
SYMATTR SpiceLine Rser=20m
SYMBOL cap -496 -1408 R180
WINDOW 3 24 8 Left 2
WINDOW 0 24 64 Left 2
SYMATTR Value 1µ0
SYMATTR InstName C4
SYMBOL res -496 -1296 R180
WINDOW 3 36 40 Left 2
WINDOW 0 36 76 Left 2
SYMATTR Value 2R5
SYMATTR InstName R2
SYMBOL cap -384 -1440 R0
SYMATTR InstName C2
SYMATTR Value 680n
SYMBOL res -1088 -1504 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R8
SYMATTR Value 20k
SYMBOL cap -1312 -1472 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C6
SYMATTR Value 1µ0
SYMBOL cap -1520 -1696 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C9
SYMATTR Value 470p
SYMBOL cap -2976 -1440 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value 220n
SYMBOL e -944 -1008 M180
WINDOW 0 12 4 Left 2
WINDOW 3 12 107 Left 2
SYMATTR InstName E3
SYMATTR Value 10k
SYMBOL ind -704 -960 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L2
SYMATTR Value 7µ
SYMATTR SpiceLine Rser=20m
SYMBOL res -1088 -992 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R12
SYMATTR Value 20k
SYMBOL cap -1312 -960 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C11
SYMATTR Value 1µ0
SYMBOL cap -1536 -704 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C12
SYMATTR Value 470p
SYMBOL res -1568 -1280 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R7
SYMATTR Value 150R
SYMBOL cap -1568 -1392 R180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C5
SYMATTR Value 10n
SYMBOL cap -2976 -640 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 220n
SYMBOL res -960 -1504 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R24
SYMATTR Value 238k
SYMBOL res -960 -992 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R25
SYMATTR Value 238k
SYMBOL cap -384 -1120 R0
SYMATTR InstName C7
SYMATTR Value 680n
SYMBOL UniversalOpamp2 -1920 -848 R0
SYMATTR InstName U2
SYMATTR Value2 Avol=1Meg GBW={GBW} Slew=10Meg
SYMBOL UniversalOpamp2 -2480 -1440 R0
SYMATTR InstName U3
SYMATTR Value2 Avol=1Meg GBW={GBW} Slew=10Meg
SYMBOL UniversalOpamp2 -2480 -640 R0
SYMATTR InstName U4
SYMATTR Value2 Avol=1Meg GBW={GBW} Slew=10Meg
SYMBOL res -2944 -1472 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R23
SYMATTR Value 100k
SYMBOL res -2976 -624 R0
SYMATTR InstName R26
SYMATTR Value 100k
SYMBOL res -2624 -1328 R0
SYMATTR InstName R27
SYMATTR Value 2k0
SYMBOL res -2768 -1328 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R28
SYMATTR Value 1k0
SYMBOL cap -2736 -1200 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C10
SYMATTR Value 4n7
SYMBOL res -2176 -1632 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1a
SYMATTR Value 10k
SYMBOL res -2000 -1632 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1b
SYMATTR Value 10k
SYMBOL res -2176 -1312 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1d
SYMATTR Value 10k
SYMBOL res -2000 -1312 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1c
SYMATTR Value 10k
SYMBOL res -2176 -1040 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2a
SYMATTR Value 10k
SYMBOL res -2000 -1040 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2b
SYMATTR Value 10k
SYMBOL res -2192 -736 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2d
SYMATTR Value 10k
SYMBOL res -1984 -736 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2c
SYMATTR Value 10k
SYMBOL res -1552 -1632 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3a
SYMATTR Value 15k
SYMBOL res -1552 -864 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4a
SYMATTR Value 15k
SYMBOL res -2656 -1440 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R29
SYMATTR Value 1k0
SYMBOL res -2640 -640 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R30
SYMATTR Value 1k0
SYMBOL cap -2352 -1776 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C15
SYMATTR Value 100p
SYMBOL cap -2368 -848 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C16
SYMATTR Value 100p
SYMBOL res -2624 -1040 R0
SYMATTR InstName R31
SYMATTR Value 2k0
SYMBOL res -2752 -896 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R32
SYMATTR Value 1k0
SYMBOL cap -2736 -1040 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C17
SYMATTR Value 4n7
SYMBOL res -1744 -1632 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3b
SYMATTR Value 2k2
SYMBOL res -1744 -864 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4b
SYMATTR Value 2k2
SYMBOL voltage -3120 -992 R180
WINDOW 0 -43 59 Right 2
WINDOW 3 37 93 Right 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 12
SYMBOL res -2448 -1632 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5b
SYMATTR Value 10k
SYMBOL res -2448 -928 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5c
SYMATTR Value 10k
SYMBOL res -496 -976 R180
WINDOW 3 36 40 Left 2
WINDOW 0 36 76 Left 2
SYMATTR Value 2R5
SYMATTR InstName R1
SYMBOL cap -496 -1088 R180
WINDOW 3 24 8 Left 2
WINDOW 0 24 64 Left 2
SYMATTR Value 1µ0
SYMATTR InstName C8
SYMBOL cap -1568 -1008 R180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C18
SYMATTR Value 10n
SYMBOL res -1568 -1088 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R3
SYMATTR Value 150R
TEXT -1248 -792 Left 2 !.ac dec 100 20 20k
TEXT -504 -792 Left 2 !.param GBW 10Meg
TEXT -984 -792 Left 2 !;tran 0 2000m 1999.5m startup
TEXT -696 -1224 Left 2 ;R_snub = NTC
TEXT -2416 -448 Left 4 ;1 SE-AFE with Passive Postfilter Feedback around TPA32xx
TEXT -1192 -1256 Left 4 ;TPA3255
TEXT -1256 -1712 Left 2 ;+24V!
TEXT -1264 -824 Left 2 ;+24V!
TEXT -1792 -1664 Left 2 ;0V!
TEXT -1816 -784 Left 2 ;0V!
TEXT -1160 -496 Left 4 ;speaker_A/B are in phase with in_A/B
TEXT -1160 -448 Left 4 ;Gain = 27.5dB
TEXT -2552 -1128 Left 2 ;1BTL: X1, X2, X3, X4, X5
TEXT -2536 -1176 Left 2 ;2SE: X6, X7
TEXT -2264 -1824 Left 4 ;AFE-Stamp
RECTANGLE Normal -768 -912 -1216 -1536 2
RECTANGLE Normal -1360 -544 -2864 -1888 2