Version 4
SHEET 1 2068 904
WIRE 2000 -208 1808 -208
WIRE 2000 -128 2000 -208
WIRE 560 -112 -512 -112
WIRE 1456 -112 1456 -256
WIRE 1808 -112 1808 -208
WIRE 224 -96 224 -240
WIRE -512 -32 -512 -112
WIRE -512 -32 -1696 -32
WIRE 1072 0 864 0
WIRE -160 16 -368 16
WIRE 1808 16 1808 -32
WIRE 2000 16 2000 -48
WIRE 1344 32 1280 32
WIRE 1456 32 1456 -32
WIRE 1456 32 1408 32
WIRE 112 48 48 48
WIRE 224 48 224 -16
WIRE 224 48 176 48
WIRE 1280 48 1280 32
WIRE 48 64 48 48
WIRE -896 80 -1296 80
WIRE -512 112 -624 112
WIRE -400 112 -448 112
WIRE 704 112 624 112
WIRE 848 112 768 112
WIRE 1456 112 1456 32
WIRE 224 128 224 48
WIRE -1296 144 -1296 80
WIRE -1696 160 -1696 -32
WIRE 560 192 560 -112
WIRE 624 192 624 112
WIRE 624 192 560 192
WIRE 704 192 624 192
WIRE 848 192 848 112
WIRE 848 192 784 192
WIRE 1024 192 848 192
WIRE 1136 192 1136 48
WIRE 1136 192 1088 192
WIRE 1280 192 1280 128
WIRE 1280 192 1136 192
WIRE 1408 192 1280 192
WIRE -896 208 -896 80
WIRE -624 208 -624 112
WIRE -624 208 -896 208
WIRE -528 208 -624 208
WIRE -400 208 -400 112
WIRE -400 208 -448 208
WIRE -208 208 -400 208
WIRE -96 208 -96 64
WIRE -96 208 -144 208
WIRE 48 208 48 144
WIRE 48 208 -96 208
WIRE 176 208 48 208
WIRE 1280 240 1280 192
WIRE 48 256 48 208
WIRE -1296 272 -1296 224
WIRE 1456 272 1456 208
WIRE 1792 272 1456 272
WIRE -1696 288 -1696 240
WIRE 224 288 224 224
WIRE 560 288 224 288
WIRE 1456 336 1456 272
WIRE 224 352 224 288
WIRE 1280 352 1280 320
WIRE 48 368 48 336
WIRE 1280 448 1280 416
WIRE 48 464 48 432
WIRE 1456 464 1456 416
WIRE 224 480 224 432
WIRE 160 512 -768 512
WIRE 1440 512 160 512
WIRE 1072 560 976 560
WIRE 1216 560 1136 560
WIRE 1280 560 1216 560
WIRE 1440 560 1440 512
WIRE 1440 560 1360 560
WIRE -160 576 -256 576
WIRE -16 576 -96 576
WIRE 48 576 -16 576
WIRE 160 576 160 512
WIRE 160 576 128 576
WIRE -768 592 -768 512
WIRE 864 608 864 0
WIRE -368 624 -368 16
WIRE 1376 672 1376 656
WIRE -768 688 -768 672
WIRE 1216 704 1216 560
WIRE 1216 704 1168 704
WIRE -16 720 -16 576
WIRE -16 720 -64 720
WIRE 864 720 864 688
WIRE 976 720 976 560
WIRE 976 720 864 720
WIRE 1104 720 976 720
WIRE -368 736 -368 704
WIRE -256 736 -256 576
WIRE -256 736 -368 736
WIRE -128 736 -256 736
WIRE 1216 736 1168 736
WIRE 1296 736 1216 736
WIRE 1392 736 1376 736
WIRE 1408 736 1392 736
WIRE 1520 736 1488 736
WIRE 1552 736 1520 736
WIRE 1792 736 1792 272
WIRE 1792 736 1632 736
WIRE -16 752 -64 752
WIRE 64 752 -16 752
WIRE 160 752 144 752
WIRE 176 752 160 752
WIRE 288 752 256 752
WIRE 320 752 288 752
WIRE 560 752 560 288
WIRE 560 752 400 752
WIRE 1216 784 1216 736
WIRE 1392 784 1392 736
WIRE 1520 784 1520 736
WIRE -16 800 -16 752
WIRE 160 800 160 752
WIRE 288 800 288 752
WIRE 1584 848 1584 832
WIRE 352 864 352 848
FLAG 224 480 0
FLAG -736 -288 0
FLAG -640 -288 0
FLAG -544 -288 0
FLAG -736 -368 +5V
FLAG -96 704 +5V
FLAG -640 -368 -5V
FLAG -96 768 -5V
FLAG -544 -368 +24V
FLAG 224 -240 +24V
FLAG -16 864 0
FLAG -768 688 0
FLAG -96 -32 +5V
FLAG -1696 288 0
FLAG 48 464 0
FLAG 160 864 0
FLAG 288 864 0
FLAG 1456 464 0
FLAG 1136 688 +5V
FLAG 1136 752 -5V
FLAG 1216 848 0
FLAG 1136 -48 +5V
FLAG 1280 448 0
FLAG 1392 848 0
FLAG 1520 848 0
FLAG 1456 -256 +24V
FLAG -1296 272 0
FLAG 1808 16 0
FLAG 2000 16 0
SYMBOL nmos 176 128 R0
SYMATTR InstName M1
SYMATTR Value BSC265N10LSF
SYMBOL res 208 336 R0
SYMATTR InstName R1
SYMATTR Value 0.1
SYMBOL voltage -736 -384 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL voltage -640 -384 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value -5
SYMBOL voltage -544 -384 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V3
SYMATTR Value 24
SYMBOL res -384 608 R0
SYMATTR InstName R2
SYMATTR Value 100
SYMBOL Opamps\\AD8676 -96 672 M0
SYMATTR InstName U1
SYMBOL cap -96 560 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 10n
SYMBOL res 160 736 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 100
SYMBOL cap -32 800 R0
SYMATTR InstName C2
SYMATTR Value 100n
SYMBOL voltage -768 576 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V4
SYMATTR Value 0.02
SYMBOL res 144 560 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R8
SYMATTR Value 1Meg
SYMBOL pnp -160 64 M180
SYMATTR InstName Q1
SYMATTR Value BC857A
SYMBOL cap -144 192 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value 4.7n
SYMBOL voltage -1696 144 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V5
SYMATTR Value SINE(0 1 100k 1m)
SYMBOL res -432 192 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 100
SYMBOL res 32 240 R0
SYMATTR InstName R10
SYMATTR Value 560
SYMBOL diode 32 368 R0
SYMATTR InstName D3
SYMATTR Value 1N4148
SYMBOL res 272 736 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R11
SYMATTR Value 100
SYMBOL res 416 736 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R12
SYMATTR Value 100
SYMBOL cap 144 800 R0
SYMATTR InstName C4
SYMATTR Value 100n
SYMBOL cap 272 800 R0
SYMATTR InstName C5
SYMATTR Value 100n
SYMBOL nmos 1408 112 R0
SYMATTR InstName M2
SYMATTR Value BSC265N10LSF
SYMBOL res 1440 320 R0
SYMATTR InstName R9
SYMATTR Value 0.1
SYMBOL res 848 592 R0
SYMATTR InstName R13
SYMATTR Value 100
SYMBOL Opamps\\AD8676 1136 656 M0
SYMATTR InstName U2
SYMBOL cap 1136 544 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C6
SYMATTR Value 10n
SYMBOL res 1392 720 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R14
SYMATTR Value 100
SYMBOL cap 1200 784 R0
SYMATTR InstName C7
SYMATTR Value 100n
SYMBOL res 1376 544 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R16
SYMATTR Value 1Meg
SYMBOL pnp 1072 48 M180
SYMATTR InstName Q2
SYMATTR Value BC857A
SYMBOL cap 1088 176 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C8
SYMATTR Value 4.7n
SYMBOL res 800 176 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R18
SYMATTR Value 100
SYMBOL res 1264 224 R0
SYMATTR InstName R19
SYMATTR Value 560
SYMBOL diode 1264 352 R0
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL res 1504 720 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R20
SYMATTR Value 100
SYMBOL res 1648 720 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R21
SYMATTR Value 100
SYMBOL cap 1376 784 R0
SYMATTR InstName C9
SYMATTR Value 100n
SYMBOL cap 1504 784 R0
SYMATTR InstName C10
SYMATTR Value 100n
SYMBOL voltage -1296 128 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V7
SYMATTR Value SINE(0 1 100k 1m 0 180)
SYMBOL ind2 208 -112 R0
SYMATTR InstName L1
SYMATTR Value 1µ
SYMATTR Type ind
SYMBOL ind2 1472 -16 R180
WINDOW 0 36 80 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName L2
SYMATTR Value 1µ
SYMATTR Type ind
SYMBOL ind2 1792 -128 R0
SYMATTR InstName L3
SYMATTR Value 50µ
SYMATTR Type ind
SYMBOL res 1984 -144 R0
SYMATTR InstName R3
SYMATTR Value 100
SYMBOL cap 176 32 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C11
SYMATTR Value 1n
SYMBOL res 32 48 R0
SYMATTR InstName R5
SYMATTR Value 680
SYMBOL cap 1408 16 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C12
SYMATTR Value 1n
SYMBOL res 1264 32 R0
SYMATTR InstName R7
SYMATTR Value 680
SYMBOL diode -512 128 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D2
SYMATTR Value 1N4148
SYMBOL diode 704 128 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D4
SYMATTR Value 1N4148
TEXT -770 888 Left 2 !.tran 1
TEXT 1760 -288 Left 2 !K1 L1 L2 L3 0.8
