Version 4 SHEET 1 1532 680 WIRE 144 -256 48 -256 WIRE 336 -256 224 -256 WIRE 608 -208 576 -208 WIRE 752 -208 704 -208 WIRE 896 -208 752 -208 WIRE 208 -192 144 -192 WIRE 608 -192 608 -208 WIRE 704 -192 704 -208 WIRE 752 -192 752 -208 WIRE 0 -176 0 -256 WIRE 144 -176 144 -192 WIRE 896 -176 896 -208 WIRE 1024 -112 976 -112 WIRE 1056 -112 1024 -112 WIRE 1136 -112 1136 -288 WIRE 1136 -112 1120 -112 WIRE 1152 -112 1136 -112 WIRE 1232 -112 1216 -112 WIRE 1296 -112 1232 -112 WIRE 976 -96 976 -112 WIRE 1232 -96 1232 -112 WIRE 1296 -96 1296 -112 WIRE 144 -80 144 -96 WIRE 208 -80 208 -192 WIRE 656 -80 656 -128 WIRE 768 -80 656 -80 WIRE 0 -64 0 -96 WIRE 48 -64 48 -256 WIRE 48 -64 0 -64 WIRE 176 -64 48 -64 WIRE 576 -64 576 -208 WIRE 608 -64 576 -64 WIRE 896 -64 896 -96 WIRE 896 -64 864 -64 WIRE 336 -48 336 -256 WIRE 336 -48 240 -48 WIRE 352 -48 336 -48 WIRE 448 -48 352 -48 WIRE 608 -48 608 -64 WIRE 752 -48 752 -112 WIRE 752 -48 656 -48 WIRE 48 -32 -16 -32 WIRE 144 -32 128 -32 WIRE 176 -32 144 -32 WIRE 896 -32 896 -64 WIRE 144 0 144 -32 WIRE 976 0 976 -16 WIRE 1040 0 976 0 WIRE 1232 0 1232 -32 WIRE 1232 0 1040 0 WIRE 1296 0 1296 -16 WIRE 1296 0 1232 0 WIRE 768 16 768 -80 WIRE 656 48 656 -48 WIRE -16 64 -16 -32 WIRE 144 112 144 64 WIRE 1040 112 1040 0 WIRE 576 128 576 -64 WIRE 608 128 608 112 WIRE 608 128 576 128 WIRE 704 128 704 112 WIRE 768 128 768 96 WIRE 768 128 704 128 WIRE 896 128 896 48 WIRE 896 128 768 128 WIRE -16 160 -16 144 WIRE 512 208 416 208 WIRE 416 240 416 208 WIRE 512 256 512 208 WIRE 512 256 496 256 WIRE 512 352 512 256 WIRE 352 400 352 -48 WIRE 448 400 352 400 WIRE 512 464 512 448 WIRE 864 464 864 -64 WIRE 864 464 512 464 FLAG 1040 112 0 FLAG 608 -48 0 FLAG 1024 -112 Out FLAG -16 160 0 FLAG 144 112 0 FLAG 0 -256 0 FLAG 144 -80 0 FLAG 208 -16 0 FLAG 448 -48 V FLAG 416 320 0 FLAG 1136 -288 DC_OUTPUT IOPIN 1136 -288 Out SYMBOL ind2 880 -80 M180 WINDOW 0 -33 78 Left 2 WINDOW 3 -36 47 Left 2 SYMATTR InstName L1 SYMATTR Value 3m SYMBOL ind2 880 64 M180 WINDOW 0 -21 110 Left 2 WINDOW 3 -22 28 Left 2 SYMATTR InstName L2 SYMATTR Value 3m SYMBOL ind2 992 0 R180 WINDOW 0 -38 78 Left 2 WINDOW 3 -29 42 Left 2 SYMATTR InstName L3 SYMATTR Value 4.5 SYMBOL res 752 0 R0 WINDOW 0 -39 30 Left 2 WINDOW 3 -41 67 Left 2 SYMATTR InstName R1 SYMATTR Value 390 SYMBOL res 1280 -112 R0 SYMATTR InstName R1 SYMATTR Value 3k SYMBOL res 736 -208 R0 WINDOW 0 -43 81 Left 2 WINDOW 3 -42 105 Left 2 SYMATTR InstName R2 SYMATTR Value 390 SYMBOL npn 704 -128 M270 SYMATTR InstName Q1 SYMATTR Value 2N5550 SYMBOL npn 704 48 R90 SYMATTR InstName Q2 SYMATTR Value 2N5550 SYMBOL voltage -16 48 R0 WINDOW 3 -99 146 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value PULSE(0 5 0 0 0 2.4415u 25u) SYMATTR InstName V1 SYMBOL cap 128 0 R0 SYMATTR InstName C2 SYMATTR Value 10µ SYMBOL res 144 -48 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 500 SYMBOL res -16 -192 R0 SYMATTR InstName R4 SYMATTR Value 1k SYMBOL res 240 -272 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R5 SYMATTR Value 2.3k SYMBOL voltage 144 -192 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V2 SYMATTR Value 25 SYMBOL LM358 208 -112 R0 SYMATTR InstName U1 SYMBOL npn 448 352 R0 SYMATTR InstName Q3 SYMBOL cap 1216 -128 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value 50p SYMBOL diode 1056 -96 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D1 SYMBOL cap 1216 -96 R0 SYMATTR InstName C1 SYMATTR Value 50p SYMBOL voltage 416 224 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V3 SYMATTR Value 25 TEXT 936 -136 VRight 2 !K1 L1 L2 L3 .999 TEXT 976 -152 Left 2 !.tran 200m startup uic TEXT -120 216 Left 2 !;tran 100m TEXT 408 -440 Left 2 !.options gmin=1e-10\n.options abstol=1e-10\n.options reltol=0.003 \n.options cshunt=1e-15 TEXT 712 -288 Left 2 ;INVERTER TEXT -40 272 Left 2 ;INPUT PWM TEXT -800 -216 Left 2 ;INPUT PWM(uS) EXPECTED DC OUTPUT(V) \n2.4415 590 \n5.371 1294\n6.34775 1529\n9.082 2188\n11.81625 2847\n24.908 5900