SwCadIII schematic for lower-powered version.
Watch out for 'word wrapping'.

Version 4
SHEET 1 3392 1168
WIRE 1360 -816 1312 -816
WIRE 1312 -816 1312 -800
WIRE 1312 -816 960 -816
WIRE 960 -816 960 -752
WIRE 960 -816 896 -816
WIRE 1024 -704 1072 -704
WIRE 1072 -704 1072 -688
WIRE 1152 -704 1152 -688
WIRE 1280 -704 1312 -704
WIRE 1312 -704 1408 -704
WIRE 1408 -704 1440 -704
WIRE 1504 -704 1552 -704
WIRE 1552 -704 1552 -688
WIRE 1552 -592 1648 -592
WIRE 1648 -592 1648 -384
WIRE 1648 -160 1568 -160
WIRE 1568 -176 1568 -160
WIRE 1568 -160 1536 -160
WIRE 1552 -592 1520 -592
WIRE 1440 80 1440 160
WIRE 1440 160 1472 160
WIRE 1440 160 1344 160
WIRE 1152 256 1152 272
WIRE 1344 160 1296 160
WIRE 1216 160 1152 160
WIRE 1072 160 1072 176
WIRE 1152 160 1152 176
WIRE 1392 64 1344 64
WIRE 1344 64 1344 80
WIRE 1344 64 960 64
WIRE 960 64 960 112
WIRE 1152 -176 1152 -160
WIRE 1024 -272 1072 -272
WIRE 1072 -272 1072 -256
WIRE 1072 -272 1152 -272
WIRE 1152 -272 1152 -256
WIRE 1152 -272 1200 -272
WIRE 1280 -272 1328 -272
WIRE 1328 -272 1424 -272
WIRE 1376 -368 1328 -368
WIRE 1328 -368 1328 -352
WIRE 1328 -368 960 -368
WIRE 960 -368 960 -320
WIRE 1424 -352 1424 -272
WIRE 1424 -272 1472 -272
WIRE 1536 -272 1568 -272
WIRE 1568 -272 1568 -256
WIRE 1472 -160 1376 -160
WIRE 1312 -160 1152 -160
WIRE 1536 160 1568 160
WIRE 1648 272 1568 272
WIRE 1424 272 1328 272
WIRE 1440 400 1296 400
WIRE 1232 400 1072 400
WIRE 1072 400 1024 400
WIRE 1440 -16 1280 -16
WIRE 1216 -16 1072 -16
WIRE 1072 -16 1072 -32
WIRE 1648 272 1648 704
WIRE 1648 704 1584 704
WIRE 1584 592 1536 592
WIRE 1440 496 1440 592
WIRE 1440 592 1472 592
WIRE 1392 480 1344 480
WIRE 1344 480 1344 496
WIRE 1344 480 992 480
WIRE 992 480 992 544
WIRE 992 480 912 480
WIRE 1056 592 1088 592
WIRE 1296 592 1344 592
WIRE 1344 592 1344 576
WIRE 1344 592 1440 592
WIRE 1152 608 1152 592
WIRE 1152 592 1216 592
WIRE 1088 608 1088 592
WIRE 1088 592 1152 592
WIRE 1088 672 1088 704
WIRE 1088 704 992 704
WIRE 992 704 992 640
WIRE 1472 704 1408 704
WIRE 1152 688 1152 704
WIRE 1344 704 1152 704
WIRE 1104 848 1104 960
WIRE 960 320 960 208
WIRE 960 320 1568 320
WIRE 1072 -16 1024 -16
WIRE 1072 160 1024 160
WIRE 1152 160 1072 160
WIRE 1648 -160 1648 224
WIRE 1072 256 1072 336
WIRE 736 -112 880 -112
WIRE 960 -112 960 -224
WIRE 960 -112 1568 -112
WIRE 1424 -448 1264 -448
WIRE 1200 -448 1072 -448
WIRE 1072 -448 1072 -464
WIRE 1072 -528 1072 -608
WIRE 1072 -448 1040 -448
WIRE 960 -656 960 -544
WIRE 1152 -704 1200 -704
WIRE 1312 -704 1312 -720
WIRE 1408 -704 1408 -800
WIRE 1552 -592 1552 -608
WIRE 1072 -704 1152 -704
WIRE 960 -544 1552 -544
WIRE 1552 -544 1552 -592
WIRE 1456 -592 1360 -592
WIRE 1296 -592 1152 -592
WIRE 1152 -592 1152 -608
WIRE 880 -544 736 -544
WIRE 1568 -160 1568 -112
WIRE 1264 272 1152 272
WIRE 1568 160 1568 176
WIRE 1568 256 1568 272
WIRE 1568 272 1488 272
WIRE 1568 272 1568 320
WIRE 1152 704 1152 784
WIRE 1584 688 1584 704
WIRE 1584 704 1536 704
WIRE 992 704 992 752
WIRE 992 752 1584 752
WIRE 1584 752 1584 704
WIRE 1584 608 1584 592
WIRE 1408 -896 1408 -912
WIRE 1408 -912 1008 -912
WIRE 1072 -96 1072 -176
WIRE -128 -336 -128 -400
WIRE -128 -400 64 -400
WIRE 64 -400 64 -336
WIRE 64 -400 256 -400
WIRE 256 -400 256 -336
WIRE 256 -400 432 -400
WIRE 432 -400 432 -336
WIRE 432 -400 656 -400
WIRE 656 -400 656 -336
WIRE 656 -256 656 -224
WIRE 432 -256 432 -224
WIRE 256 -256 256 -224
WIRE 64 -256 64 -224
WIRE -128 -256 -128 -192
WIRE -192 -144 -192 16
WIRE -192 16 -128 16
WIRE -128 16 -128 -96
WIRE -128 16 -32 16
WIRE -32 16 -32 0
WIRE -32 -176 0 -176
WIRE -32 16 160 16
WIRE 160 -176 160 -96
WIRE 160 -176 192 -176
WIRE 336 16 336 0
WIRE 336 -176 368 -176
WIRE 336 16 560 16
WIRE 560 16 560 0
WIRE 560 -176 592 -176
WIRE 64 -128 64 -96
WIRE 64 128 96 128
WIRE 256 -128 256 -96
WIRE 256 160 288 160
WIRE 432 -128 432 -96
WIRE 432 208 464 208
WIRE 656 -128 656 -96
WIRE 656 256 688 256
WIRE -32 -80 -32 -96
WIRE 160 0 160 16
WIRE 336 -80 336 -96
WIRE 560 -80 560 -96
WIRE 160 16 336 16
WIRE -16 -96 -32 -96
WIRE -32 -96 -32 -176
WIRE 48 -96 64 -96
WIRE 64 -96 64 128
WIRE 176 -96 160 -96
WIRE 160 -96 160 -80
WIRE 240 -96 256 -96
WIRE 256 -96 256 160
WIRE 352 -96 336 -96
WIRE 336 -96 336 -176
WIRE 416 -96 432 -96
WIRE 432 -96 432 208
WIRE 576 -96 560 -96
WIRE 560 -96 560 -176
WIRE 640 -96 656 -96
WIRE 656 -96 656 256
WIRE -192 368 -192 416
WIRE -192 496 -192 512
WIRE -192 608 -192 640
WIRE -192 736 -192 752
WIRE -192 848 -16 848
WIRE 48 496 32 496
WIRE -192 640 -192 656
WIRE -128 560 -80 560
WIRE 32 576 96 576
WIRE -128 320 -80 320
WIRE 128 320 128 416
WIRE 128 320 160 320
WIRE 16 816 16 784
WIRE 16 784 -32 784
WIRE 128 608 128 624
WIRE 16 880 16 896
WIRE -176 640 -192 640
WIRE 32 576 32 560
WIRE 112 496 144 496
WIRE 160 560 240 560
WIRE 240 560 240 496
WIRE 240 496 224 496
WIRE 256 496 240 496
WIRE 336 496 384 496
WIRE -192 16 -192 272
WIRE 240 608 240 560
WIRE 240 688 240 720
WIRE 240 720 320 720
WIRE 1648 704 1760 704
WIRE 1760 704 1760 720
WIRE 1760 704 1808 704
WIRE 1760 800 1808 800
WIRE 1760 944 1760 960
WIRE 1760 960 1808 960
WIRE 1760 864 1808 864
WIRE 1760 960 1712 960
WIRE 1648 960 1648 992
WIRE 1648 960 1152 960
WIRE 1648 800 1648 784
WIRE 1648 864 1648 912
WIRE 1744 288 1744 224
WIRE 1744 224 1648 224
WIRE 1648 224 1648 272
WIRE 1744 416 1744 352
WIRE 1648 -384 1728 -384
WIRE 1648 -384 1648 -160
WIRE 1728 -384 1728 -336
WIRE 1728 -256 1728 -224
WIRE -80 496 -80 432
WIRE -160 496 -192 496
WIRE 1712 880 1712 864
WIRE 1712 864 1760 864
WIRE 1712 944 1712 960
WIRE 1712 960 1648 960
WIRE 1760 976 1760 960
WIRE 1760 1056 1760 1072
WIRE 1760 1072 1808 1072
WIRE 1760 1072 1712 1072
WIRE 32 560 32 496
WIRE -80 560 -80 640
WIRE -80 560 -64 560
WIRE -80 640 -96 640
WIRE -80 336 -80 320
WIRE -80 320 -32 320
WIRE -32 352 -32 320
WIRE -32 320 128 320
WIRE 16 416 16 432
WIRE 16 432 -80 432
WIRE -80 432 -80 416
WIRE 1152 960 1104 960
WIRE 736 -544 736 -592
WIRE 736 -592 768 -592
WIRE 736 -112 736 -160
WIRE 736 -160 768 -160
WIRE 736 -112 736 -80
WIRE 736 -512 736 -544
WIRE 944 -592 976 -592
WIRE 880 320 752 320
WIRE 752 320 752 272
WIRE 752 272 768 272
WIRE 752 320 752 352
WIRE 1056 -592 1152 -592
WIRE 960 -368 896 -368
WIRE 976 -160 944 -160
WIRE 1056 -160 1152 -160
WIRE 960 64 912 64
WIRE 976 272 944 272
WIRE 1056 272 1152 272
WIRE 656 -400 704 -400
WIRE -144 752 -192 752
WIRE -192 752 -192 832
WIRE -80 752 80 752
WIRE 80 864 48 864
WIRE 48 832 80 832
WIRE 176 832 176 864
WIRE 176 832 240 832
WIRE 80 976 80 992
WIRE 176 944 176 960
WIRE 176 960 240 960
WIRE 320 832 448 832
WIRE 448 832 448 848
WIRE 160 592 192 592
WIRE 192 592 192 608
WIRE 192 592 320 592
WIRE 320 624 320 592
WIRE 320 592 336 592
WIRE 320 704 320 720
WIRE 320 720 432 720
WIRE 432 704 432 720
WIRE 432 720 464 720
WIRE 416 592 432 592
WIRE 432 592 432 624
WIRE 192 672 192 720
WIRE 192 720 240 720
WIRE 736 1024 736 1088
WIRE 736 1088 800 1088
WIRE 928 1088 928 1072
WIRE 736 896 880 896
WIRE 928 912 928 976
WIRE 736 928 736 896
WIRE 672 1024 672 1088
WIRE 672 1088 736 1088
WIRE 672 1088 576 1088
WIRE 576 1088 576 1072
WIRE 576 992 576 976
WIRE 576 976 608 976
WIRE 576 976 576 960
WIRE 672 928 672 896
WIRE 672 896 736 896
WIRE 736 896 736 864
WIRE 928 816 928 752
WIRE 736 784 736 416
WIRE 736 416 128 416
WIRE 128 416 128 544
WIRE 64 352 576 352
WIRE 576 352 576 880
WIRE 928 752 992 752
WIRE 800 976 816 976
WIRE 896 976 928 976
WIRE 928 976 928 992
WIRE -112 -480 -112 -464
WIRE -112 -560 -112 -592
WIRE -112 -672 -112 -688
WIRE -112 -464 48 -464
WIRE -112 -768 -112 -784
WIRE -112 -864 -112 -880
WIRE -112 -960 -112 -992
WIRE -112 -992 48 -992
WIRE -112 -880 48 -880
WIRE -112 -784 48 -784
WIRE -112 -688 48 -688
WIRE -112 -592 48 -592
WIRE 944 400 912 400
WIRE 944 -16 912 -16
WIRE 960 -448 912 -448
WIRE 928 -912 896 -912
WIRE 928 1120 928 1088
WIRE 368 -496 368 -464
WIRE 368 -576 368 -608
WIRE 368 -608 432 -608
WIRE 80 896 80 864
WIRE 80 752 80 832
WIRE 80 832 176 832
WIRE -320 752 -320 720
WIRE -320 656 -192 656
WIRE -320 832 -192 832
WIRE -192 832 -192 848
WIRE 800 1008 800 976
WIRE 800 1072 800 1088
WIRE 800 1088 928 1088
WIRE 1568 800 1568 784
WIRE 1568 784 1648 784
WIRE 1648 784 1648 704
WIRE 1568 880 1568 912
WIRE 1568 912 1648 912
WIRE 1648 912 1648 960
WIRE 16 560 32 560
WIRE 384 448 384 496
WIRE 240 448 240 496
FLAG 1648 992 0
FLAG 896 -912 105V
IOPIN 896 -912 In
FLAG 896 -816 B4
IOPIN 896 -816 In
FLAG 912 -448 75V
IOPIN 912 -448 In
FLAG 96 128 B4
IOPIN 96 128 Out
FLAG 288 160 B3
IOPIN 288 160 Out
FLAG 464 208 B2
IOPIN 464 208 Out
FLAG 688 256 B1
IOPIN 688 256 Out
FLAG 912 480 B1
IOPIN 912 480 Out
FLAG 896 -368 B3
IOPIN 896 -368 In
FLAG 912 64 B2
IOPIN 912 64 In
FLAG 128 624 0
FLAG 16 896 0
FLAG 160 320 12V
IOPIN 160 320 In
FLAG -32 784 12
IOPIN -32 784 In
FLAG 384 496 Vsense
IOPIN 384 496 In
FLAG 464 720 Vsrtn
IOPIN 464 720 In
FLAG 1808 704 Vout
IOPIN 1808 704 Out
FLAG 1808 800 Vsense
IOPIN 1808 800 In
FLAG 1808 864 Vsrtn
IOPIN 1808 864 In
FLAG 1808 960 Vrtn
IOPIN 1808 960 Out
FLAG 1728 -224 0
FLAG 1744 416 0
FLAG 1808 1072 Vneg
IOPIN 1808 1072 In
FLAG 1712 1072 Csense
IOPIN 1712 1072 Out
FLAG 736 -80 0
FLAG 736 -512 0
FLAG 752 352 0
FLAG 912 -16 50V
IOPIN 912 -16 In
FLAG 912 400 25V
IOPIN 912 400 In
FLAG 704 -400 120V
IOPIN 704 -400 In
FLAG 240 960 Csense
IOPIN 240 960 In
FLAG 80 992 0
FLAG 448 928 0
FLAG 48 -464 Vneg
IOPIN 48 -464 Out
FLAG 48 -592 25V
IOPIN 48 -592 Out
FLAG 48 -688 50V
IOPIN 48 -688 Out
FLAG 48 -784 75V
IOPIN 48 -784 Out
FLAG 48 -880 105V
IOPIN 48 -880 Out
FLAG 48 -992 120V
IOPIN 48 -992 Out
FLAG 928 1120 0
FLAG 432 -608 12V
IOPIN 432 -608 Out
FLAG 368 -464 0
SYMBOL pnp -192 -96 M180
WINDOW 0 78 25 Left 0
WINDOW 3 60 63 Left 0
SYMATTR InstName Q1
SYMATTR Value 2N5401
SYMBOL pnp 0 -128 M180
WINDOW 0 71 29 Left 0
WINDOW 3 62 64 Left 0
SYMATTR InstName Q2
SYMATTR Value 2N5401
SYMBOL pnp 192 -128 M180
WINDOW 0 70 32 Left 0
WINDOW 3 53 66 Left 0
SYMATTR InstName Q3
SYMATTR Value 2N5401
SYMBOL pnp 368 -128 M180
WINDOW 3 58 65 Left 0
SYMATTR Value 2N5401
SYMATTR InstName Q4
SYMBOL pnp 592 -128 M180
SYMATTR InstName Q5
SYMATTR Value 2N5401
SYMBOL npn -128 272 M0
SYMATTR InstName Q6
SYMATTR Value 2N5550
SYMBOL npn -128 512 M0
SYMATTR InstName Q7
SYMATTR Value 2N4401
SYMBOL npn 1056 544 M0
SYMATTR InstName Q8
SYMATTR Value 2N4401
SYMBOL npn 1024 112 M0
SYMATTR InstName Q9
SYMATTR Value 2N4401
SYMBOL npn 1024 -320 M0
SYMATTR InstName Q10
SYMATTR Value 2N4401
SYMBOL npn 1024 -752 M0
WINDOW 0 51 46 Left 0
SYMATTR InstName Q11
SYMATTR Value 2N4401
SYMBOL res -144 -352 R0
SYMATTR InstName R1
SYMATTR Value 3K3
SYMBOL res 48 -352 R0
SYMATTR InstName R2
SYMATTR Value 640
SYMBOL res 240 -352 R0
SYMATTR InstName R3
SYMATTR Value 750
SYMBOL res 416 -352 R0
SYMATTR InstName R4
SYMATTR Value 820
SYMBOL res 640 -352 R0
SYMATTR InstName R5
SYMATTR Value 910
SYMBOL res -208 400 R0
WINDOW 0 -26 26 Left 0
WINDOW 3 -29 59 Left 0
SYMATTR InstName R6
SYMATTR Value 470
SYMBOL res -208 640 R0
WINDOW 0 -34 37 Left 0
WINDOW 3 -35 73 Left 0
SYMATTR InstName R7
SYMATTR Value 100
SYMBOL res 1136 592 R0
SYMATTR InstName R8
SYMATTR Value 10K
SYMBOL res 1056 160 R0
SYMATTR InstName R10
SYMATTR Value 2K2
SYMBOL res 1136 160 R0
SYMATTR InstName R11
SYMATTR Value 10K
SYMBOL res 1328 480 R0
SYMATTR InstName R13
SYMATTR Value 1K5
SYMBOL res 1328 64 R0
SYMATTR InstName R14
SYMATTR Value 1K
SYMBOL res 1056 -272 R0
SYMATTR InstName R15
SYMATTR Value 2K2
SYMBOL res 1136 -272 R0
SYMATTR InstName R16
SYMATTR Value 10K
SYMBOL res 864 -176 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R17
SYMATTR Value 1K5
SYMBOL res 1312 -368 R0
SYMATTR InstName R18
SYMATTR Value 750
SYMBOL res 1056 -704 R0
SYMATTR InstName R19
SYMATTR Value 2K2
SYMBOL res 1136 -704 R0
SYMATTR InstName R20
SYMATTR Value 10K
SYMBOL res 864 -608 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R21
SYMATTR Value 1K5
SYMBOL res 1296 -816 R0
SYMATTR InstName R22
SYMATTR Value 470
SYMBOL res 1536 -704 R0
SYMATTR InstName R23
SYMATTR Value .047
SYMBOL res 1552 -272 R0
SYMATTR InstName R24
SYMATTR Value .047
SYMBOL res 1552 160 R0
SYMATTR InstName R25
SYMATTR Value .047
SYMBOL res 1568 592 R0
SYMATTR InstName R26
SYMATTR Value .047
SYMBOL res 1296 -720 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R27
SYMATTR Value 680
SYMBOL res 1296 -288 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R28
SYMATTR Value 680
SYMBOL res 1312 144 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R29
SYMATTR Value 680
SYMBOL res 1312 576 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R30
SYMATTR Value 680
SYMBOL res -80 624 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R31
SYMATTR Value 4K7
SYMBOL res 336 720 R180
WINDOW 0 -48 78 Left 0
WINDOW 3 -41 42 Left 0
SYMATTR InstName R32
SYMATTR Value 1K
SYMBOL res 432 576 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R33
SYMATTR Value 10K
SYMBOL res 752 880 R180
WINDOW 0 36 76 Left 0
WINDOW 3 36 40 Left 0
SYMATTR InstName R34
SYMATTR Value 4K7
SYMBOL nmos 1360 -896 R0
SYMATTR InstName M1
SYMATTR Value Si4490DY
SYMBOL nmos 1376 -448 R0
SYMATTR InstName M2
SYMATTR Value Si4490DY
SYMBOL nmos 1392 -16 R0
SYMATTR InstName M3
SYMATTR Value Si4490DY
SYMBOL nmos 1392 400 R0
SYMATTR InstName M4
SYMATTR Value Si4490DY
SYMBOL diode 1440 -688 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName D1
SYMATTR Value MURS320
SYMBOL diode 1472 -256 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName D2
SYMATTR Value MURS320
SYMBOL diode 1472 176 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName D3
SYMATTR Value MURS320
SYMBOL diode 1472 608 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName D4
SYMATTR Value MURS320
SYMBOL diode 1088 -32 R180
WINDOW 0 -29 63 Left 0
WINDOW 3 -78 2 Left 0
SYMATTR InstName D5
SYMATTR Value 1N4148
SYMBOL diode 1088 400 R180
WINDOW 0 -29 63 Left 0
WINDOW 3 -86 23 Left 0
SYMATTR InstName D6
SYMATTR Value 1N4148
SYMBOL diode 1104 672 R180
WINDOW 0 24 60 Left 0
WINDOW 3 24 0 Left 0
SYMATTR InstName D7
SYMATTR Value 1N4148
SYMBOL diode 1088 -464 R180
WINDOW 0 -29 63 Left 0
WINDOW 3 -82 8 Left 0
SYMATTR InstName D8
SYMATTR Value 1N4148
SYMBOL diode 1520 -608 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName D9
SYMATTR Value 1N4148
SYMBOL diode 1536 -176 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName D10
SYMATTR Value 1N4148
SYMBOL diode 1488 256 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName D11
SYMATTR Value 1N4148
SYMBOL diode 1536 688 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName D12
SYMATTR Value 1N4148
SYMBOL diode 1232 416 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName D13
SYMATTR Value MURS320
SYMBOL diode 1216 0 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName D14
SYMATTR Value MURS320
SYMBOL diode 1200 -432 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName D15
SYMATTR Value MURS320
SYMBOL zener 1296 -576 R270
WINDOW 0 36 32 VTop 0
WINDOW 3 -4 32 VBottom 0
SYMATTR InstName D16
SYMATTR Value 1N750
SYMBOL zener 1312 -144 R270
WINDOW 0 36 32 VTop 0
WINDOW 3 -4 32 VBottom 0
SYMATTR InstName D17
SYMATTR Value 1N750
SYMBOL zener 1264 288 R270
WINDOW 0 36 32 VTop 0
WINDOW 3 -4 32 VBottom 0
SYMATTR InstName D18
SYMATTR Value 1N750
SYMBOL zener 1344 720 R270
WINDOW 0 36 32 VTop 0
WINDOW 3 -4 32 VBottom 0
SYMATTR InstName D19
SYMATTR Value 1N750
SYMBOL res -48 -96 R0
WINDOW 0 -33 37 Left 0
WINDOW 3 -36 76 Left 0
SYMATTR InstName R35
SYMATTR Value 1K
SYMBOL res 144 -96 R0
WINDOW 0 -36 29 Left 0
WINDOW 3 -27 65 Left 0
SYMATTR InstName R36
SYMATTR Value 1K
SYMBOL res 320 -96 R0
WINDOW 0 -28 26 Left 0
WINDOW 3 -25 70 Left 0
SYMATTR InstName R37
SYMATTR Value 1K
SYMBOL res 544 -96 R0
WINDOW 0 -47 26 Left 0
WINDOW 3 -35 76 Left 0
SYMATTR InstName R38
SYMATTR Value 1K
SYMBOL cap 48 -112 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C1
SYMATTR Value 33p
SYMBOL cap 240 -112 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C2
SYMATTR Value 33p
SYMBOL cap 416 -112 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C3
SYMATTR Value 33p
SYMBOL cap 640 -112 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C4
SYMATTR Value 33p
SYMBOL Opamps\\1pole 16 848 M0
SYMATTR InstName U2
SYMBOL Opamps\\1pole 128 576 M0
SYMATTR InstName U3
SYMBOL cap 112 480 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C5
SYMATTR Value 1E-9
SYMBOL res 240 480 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R39
SYMATTR Value 10K
SYMBOL res 352 480 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R40
SYMATTR Value 400K
SYMBOL cap 176 608 R0
WINDOW 0 -20 14 Left 0
WINDOW 3 -12 59 Left 0
SYMATTR InstName C6
SYMATTR Value 1E-7
SYMBOL cap -80 736 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C7
SYMATTR Value 1E-8
SYMBOL res 224 592 R0
SYMATTR InstName R41
SYMATTR Value 1K
SYMBOL res 1744 704 R0
WINDOW 3 39 67 Left 0
SYMATTR Value 100
SYMATTR InstName R42
SYMBOL res 1744 848 R0
SYMATTR InstName R43
SYMATTR Value 10
SYMBOL cap 1632 800 R0
WINDOW 3 53 30 Left 0
SYMATTR Value 1E-4
SYMATTR InstName C8
SYMBOL res 1712 -352 R0
SYMATTR InstName R44
SYMATTR Value 2K2
SYMBOL diode 1696 880 R0
WINDOW 3 -38 61 Left 0
SYMATTR Value MURS320
SYMATTR InstName D20
SYMBOL diode 1760 352 R180
WINDOW 0 24 72 Left 0
WINDOW 3 24 0 Left 0
SYMATTR InstName D21
SYMATTR Value MURS320
SYMBOL nmos 880 816 R0
SYMATTR InstName M5
SYMATTR Value Si4490DY
SYMBOL res 912 976 R0
SYMATTR InstName R45
SYMATTR Value 10
SYMBOL res -64 480 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R46
SYMATTR Value 4K7
SYMBOL res 1744 960 R0
SYMATTR InstName R47
SYMATTR Value .1
SYMBOL pnp 64 416 M270
WINDOW 0 48 60 VLeft 0
WINDOW 3 76 70 VLeft 0
SYMATTR InstName Q12
SYMATTR Value 2N4403
SYMBOL res -96 320 R0
WINDOW 0 -30 31 Left 0
WINDOW 3 -19 65 Left 0
SYMATTR InstName R48
SYMATTR Value 4K7
SYMBOL njf 1104 784 R0
SYMATTR InstName J1
SYMATTR Value 2N5484
SYMBOL njf 944 -112 M270
WINDOW 0 103 82 VLeft 0
WINDOW 3 75 83 VLeft 0
SYMATTR InstName J2
SYMATTR Value 2N5484
SYMBOL njf 944 320 M270
WINDOW 0 97 87 VLeft 0
WINDOW 3 67 94 VLeft 0
SYMATTR InstName J3
SYMATTR Value 2N5484
SYMBOL njf 944 -544 M270
WINDOW 0 78 84 VLeft 0
WINDOW 3 103 85 VLeft 0
SYMATTR InstName J4
SYMATTR Value 2N5484
SYMBOL res 1136 864 R0
SYMATTR InstName R9
SYMATTR Value 1K5
SYMBOL res 864 256 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R12
SYMATTR Value 1K5
SYMBOL res 1072 -608 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R49
SYMATTR Value 39K
SYMBOL res 1072 -176 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R50
SYMATTR Value 27K
SYMBOL res 1072 256 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R51
SYMATTR Value 5K1
SYMBOL res 64 880 R0
SYMATTR InstName R52
SYMATTR Value 1K
SYMBOL res 160 848 R0
SYMATTR InstName R53
SYMATTR Value 1K
SYMBOL res 336 816 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R54
SYMATTR Value 5K
SYMBOL voltage 448 832 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 2.5
SYMBOL voltage 432 608 R0
WINDOW 3 -709 544 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value PWL(0 0.25 2.99E-3 0.25 3E-3 .5 5.99E-3 .5 6E-3 .75 8.99E-3 .75 9E-3 1 11.99E-3 1 12E-3 1.25 14.99E-3 1.25 15E-3 1.5 17.99E-3 1.5 18E-3 1.75 20.99E-3 1.75 21E-3 2 23.99E-3 2 24E-3 2.25 26.99E-3 2.25 27E-3 2.5 29.99E-3 2.5 30E-3 2.75 32.99E-3 2.75 33.E-3 0 35.99E-3 0 36E-3 0 45.999E-3 0)
SYMATTR InstName V2
SYMBOL npn 800 928 M0
WINDOW 0 42 29 Left 0
WINDOW 3 34 61 Left 0
SYMATTR InstName Q13
SYMBOL npn 608 928 R0
WINDOW 0 42 32 Left 0
WINDOW 3 47 62 Left 0
SYMATTR InstName Q14
SYMBOL res 560 976 R0
SYMATTR InstName R55
SYMATTR Value 4K7
SYMBOL res 560 864 R0
SYMATTR InstName R56
SYMATTR Value 47K
SYMBOL res 912 960 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R57
SYMATTR Value 1K
SYMBOL voltage -112 -576 R0
WINDOW 0 35 29 Left 0
WINDOW 3 37 86 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V3
SYMATTR Value 25
SYMBOL voltage -112 -688 R0
WINDOW 0 37 30 Left 0
WINDOW 3 41 73 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V4
SYMATTR Value 25
SYMBOL voltage -112 -784 R0
WINDOW 0 37 32 Left 0
WINDOW 3 40 73 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V5
SYMATTR Value 25
SYMBOL voltage -112 -880 R0
WINDOW 0 41 29 Left 0
WINDOW 3 39 73 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V6
SYMATTR Value 30
SYMBOL voltage -112 -976 R0
WINDOW 3 37 73 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value 15
SYMATTR InstName V7
SYMBOL res 1040 384 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R58
SYMATTR Value .05
SYMBOL res 1040 -32 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R59
SYMATTR Value .05
SYMBOL res 1056 -464 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R60
SYMATTR Value .05
SYMBOL res 1024 -928 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R61
SYMATTR Value .05
SYMBOL voltage 368 -592 R0
WINDOW 0 36 35 Left 0
WINDOW 3 24 90 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V8
SYMATTR Value 12V
SYMBOL cap -336 656 R0
SYMATTR InstName C9
SYMATTR Value 2E-9
SYMBOL res -336 736 R0
SYMATTR InstName R62
SYMATTR Value 47
SYMBOL cap 784 1008 R0
SYMATTR InstName C10
SYMATTR Value 1E-7
SYMBOL current 1568 800 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
WINDOW 3 -357 199 Left 0
SYMATTR Value PULSE(.1 1 1E-4 1E-5 1E-5 2E-4 4E-4)
SYMATTR InstName I1
SYMBOL res 32 544 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R63
SYMATTR Value 100
SYMBOL cap 384 432 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C11
SYMATTR Value 1E-10
SYMBOL res 336 432 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R64
SYMATTR Value 10K
TEXT 184 1080 Left 0 !.tran 0 5E-2 1E-6 uic