Version 4 SHEET 1 1468 1304 WIRE -336 368 -336 176 WIRE -336 480 -336 448 WIRE -304 672 -336 672 WIRE -304 752 -336 752 WIRE -288 176 -336 176 WIRE -272 256 -272 224 WIRE -224 256 -224 224 WIRE -192 672 -224 672 WIRE -192 752 -224 752 WIRE -192 752 -192 672 WIRE -192 960 -192 784 WIRE -192 992 -192 960 WIRE -160 672 -192 672 WIRE -160 752 -192 752 WIRE -160 784 -192 784 WIRE -144 176 -208 176 WIRE -144 384 -144 176 WIRE -144 480 -336 480 WIRE -144 480 -144 448 WIRE -112 480 -144 480 WIRE -112 480 -112 416 WIRE -80 176 -144 176 WIRE -80 416 -112 416 WIRE -80 480 -112 480 WIRE -48 672 -80 672 WIRE -48 768 -96 768 WIRE -48 768 -48 672 WIRE -16 672 -48 672 WIRE 16 816 -16 816 WIRE 16 848 16 816 WIRE 16 960 -192 960 WIRE 16 960 16 928 WIRE 48 768 -48 768 WIRE 48 816 16 816 WIRE 96 176 0 176 WIRE 96 208 96 176 WIRE 96 368 96 272 WIRE 96 480 0 480 WIRE 96 480 96 448 WIRE 96 720 96 672 WIRE 96 752 96 720 WIRE 96 960 16 960 WIRE 96 960 96 832 WIRE 128 720 96 720 WIRE 176 176 96 176 WIRE 176 368 176 176 WIRE 176 480 96 480 WIRE 176 480 176 448 WIRE 224 176 176 176 WIRE 224 672 96 672 WIRE 224 832 224 672 WIRE 224 960 96 960 WIRE 224 960 224 912 WIRE 272 960 224 960 WIRE 272 960 272 896 WIRE 304 848 272 848 WIRE 304 848 304 768 WIRE 336 672 224 672 WIRE 336 768 304 768 WIRE 336 848 304 848 WIRE 448 848 416 848 WIRE 464 176 432 176 WIRE 464 256 464 176 WIRE 464 368 464 336 WIRE 464 480 176 480 WIRE 464 480 464 448 WIRE 496 176 464 176 WIRE 576 672 416 672 WIRE 576 768 416 768 WIRE 576 768 576 672 WIRE 576 848 576 768 WIRE 576 960 272 960 WIRE 576 960 576 928 WIRE 592 176 560 176 WIRE 592 256 464 256 WIRE 592 336 464 336 WIRE 704 176 672 176 WIRE 704 256 672 256 WIRE 704 256 704 176 WIRE 704 336 672 336 WIRE 704 336 704 256 WIRE 704 480 464 480 WIRE 704 480 704 368 WIRE 704 512 704 480 WIRE 704 720 672 720 WIRE 704 848 704 720 WIRE 704 960 576 960 WIRE 704 960 704 928 WIRE 736 176 704 176 WIRE 736 256 704 256 WIRE 736 336 704 336 WIRE 736 368 704 368 WIRE 768 672 576 672 WIRE 768 720 704 720 WIRE 768 960 704 960 WIRE 768 960 768 768 WIRE 832 176 816 176 WIRE 832 256 800 256 WIRE 848 832 848 768 WIRE 880 832 848 832 WIRE 928 176 896 176 WIRE 928 256 896 256 WIRE 928 256 928 176 WIRE 928 352 800 352 WIRE 928 352 928 256 WIRE 944 960 768 960 WIRE 944 960 944 848 WIRE 960 176 928 176 WIRE 976 672 928 672 WIRE 976 832 944 832 FLAG -272 256 MDRV IOPIN -272 256 In FLAG 432 176 VOUT IOPIN 432 176 In FLAG -16 816 VTRI IOPIN -16 816 Out FLAG 976 832 PWM IOPIN 976 832 In FLAG 960 176 VVEA IOPIN 960 176 Out FLAG 224 176 VOUT IOPIN 224 176 Out FLAG 704 512 0 FLAG -80 416 ISNS IOPIN -80 416 Out FLAG 448 848 ISNS IOPIN 448 848 In FLAG 976 672 MDRV IOPIN 976 672 Out FLAG 672 720 CLK IOPIN 672 720 Out FLAG -224 256 0 FLAG -192 992 0 FLAG -336 752 VVEA IOPIN -336 752 In FLAG -336 672 ISNS IOPIN -336 672 In FLAG -16 672 VCEA IOPIN -16 672 Out FLAG 128 720 PWM IOPIN 128 720 Out FLAG 848 624 0 SYMBOL diode -128 448 R180 WINDOW 0 53 54 Left 0 WINDOW 3 43 33 Left 0 SYMATTR InstName D1 SYMATTR Value DID SYMBOL sw -192 176 M270 WINDOW 0 77 87 VLeft 0 WINDOW 3 52 86 VLeft 0 SYMATTR InstName SW1 SYMATTR Value MSW SYMBOL voltage -336 352 R0 WINDOW 0 39 43 Left 0 WINDOW 3 38 64 Left 0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName VIN SYMATTR Value 100V SYMBOL Opamps\\opamp 768 288 R0 SYMATTR InstName VEA SYMATTR SpiceLine2 GBW=5Meg SYMBOL res 832 160 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R3 SYMATTR Value 240K SYMBOL cap 896 160 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C1 SYMATTR Value 39p SYMBOL res 688 240 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R1 SYMATTR Value 100K SYMBOL res 688 320 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R2 SYMATTR Value 10K SYMBOL voltage 464 464 R180 WINDOW 0 -108 63 Left 0 WINDOW 3 -85 39 Left 0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName VDEM SYMATTR Value 5V SYMBOL sw 96 848 M180 WINDOW 0 39 67 Left 0 WINDOW 3 38 42 Left 0 SYMATTR InstName PWM SYMATTR Value COMP SYMBOL voltage 16 832 R0 WINDOW 0 -84 57 Left 0 WINDOW 3 -112 64 Invisible 0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName VTRI SYMATTR Value PULSE(5 0 0 9.9u 100n 0 10u) SYMBOL res 432 656 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R5 SYMATTR Value 1K SYMBOL voltage 576 832 R0 WINDOW 0 -78 50 Left 0 WINDOW 3 -75 72 Left 0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V5 SYMATTR Value 5V SYMBOL diode 832 272 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName Z1 SYMATTR Value ZID SYMBOL ind2 -96 192 R270 WINDOW 0 60 62 VTop 0 WINDOW 3 63 58 VBottom 0 SYMATTR InstName LFILT SYMATTR Value 100µ SYMATTR Type ind SYMATTR SpiceLine Rser=10m SYMBOL cap 80 208 R0 WINDOW 0 -78 17 Left 0 WINDOW 3 -80 42 Left 0 SYMATTR InstName CFILT SYMATTR Value 2200µ SYMBOL res 80 352 R0 WINDOW 0 -74 43 Left 0 WINDOW 3 -75 67 Left 0 SYMATTR InstName RESR SYMATTR Value 20mR SYMBOL load2 176 368 R0 WINDOW 0 42 33 Left 0 WINDOW 3 42 61 Invisible 0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName ILOAD SYMATTR Value PULSE(5 15 10m 10n 10n 100u 200u) SYMBOL cap 560 160 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C2 SYMATTR Value 1n SYMBOL res 688 160 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R4 SYMATTR Value 10K SYMBOL Digital\\dflop 848 624 R0 WINDOW 0 50 -19 Left 0 SYMATTR InstName A1 SYMATTR SpiceLine Vhigh=5 Vlow=0 Trise=10n Tfall=10n SYMBOL voltage 704 832 R0 WINDOW 0 -81 58 Left 0 WINDOW 3 24 104 Invisible 0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName CLK SYMATTR Value PULSE(0 5 0 10n 10n 100n 10u) SYMBOL res 16 464 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName RSNS SYMATTR Value 50m SYMBOL sw 224 816 M0 WINDOW 0 54 45 Left 0 WINDOW 3 35 70 Left 0 SYMATTR InstName ILIM SYMATTR Value COMP SYMBOL res 432 752 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R6 SYMATTR Value 5K SYMBOL res 320 864 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R7 SYMATTR Value 2K SYMBOL Opamps\\opamp -128 704 R0 WINDOW 0 -14 27 Left 0 SYMATTR InstName CEA SYMATTR SpiceLine2 GBW=2Meg SYMBOL res -320 768 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R8 SYMATTR Value 1K SYMBOL res -320 688 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R9 SYMATTR Value 1K SYMBOL res -176 688 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R10 SYMATTR Value 2K SYMBOL Digital\\inv 944 768 M0 SYMATTR InstName A2 SYMATTR SpiceLine Vhigh=5 Vlow=0 Trise=10n Tfall=10n SYMBOL diode 800 272 M270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName Z2 SYMATTR Value ZID TEXT -336 544 Left 0 !.MODEL DID D(RON=10m VFWD=0V) TEXT -336 592 Left 0 !.MODEL MSW SW(RON=10m ROFF=1E6 VT=2.5V VH=1) TEXT 344 592 Left 0 !.tran 0 15m 10n uic TEXT 344 568 Left 0 !.lib opamp.sub TEXT 344 544 Left 0 !.MODEL COMP SW(RON=10m ROFF=1E6 VT=0 VH=1m) TEXT -336 568 Left 0 !.MODEL ZID D(RON=10m ROFF=100E6 VFWD=0V VREV=2V)