Version 4 SHEET 1 1072 680 WIRE -432 -336 -624 -336 WIRE 80 -336 -432 -336 WIRE -432 -288 -432 -336 WIRE -432 -240 -432 -288 WIRE 80 -240 80 -336 WIRE -128 -208 -144 -208 WIRE -80 -208 -128 -208 WIRE 80 -208 80 -240 WIRE -256 -192 -304 -192 WIRE -240 -192 -256 -192 WIRE -144 -192 -144 -208 WIRE -240 -176 -240 -192 WIRE -384 -160 -384 -192 WIRE -80 -128 -80 -208 WIRE -48 -128 -80 -128 WIRE -144 -96 -144 -112 WIRE 80 -96 80 -112 WIRE 80 -96 -144 -96 WIRE -432 -64 -432 -144 WIRE -384 -64 -432 -64 WIRE -240 -64 -240 -96 WIRE -240 -64 -384 -64 WIRE 736 -32 640 -32 WIRE 768 -32 736 -32 WIRE 912 -32 848 -32 WIRE 1008 -32 912 -32 WIRE -432 -16 -432 -64 WIRE 128 -16 -432 -16 WIRE 640 0 640 -32 WIRE 736 0 736 -32 WIRE -624 16 -624 -336 WIRE 128 16 128 -16 WIRE 384 16 128 16 WIRE 912 32 912 -32 WIRE 1008 48 1008 -32 WIRE 640 64 640 48 WIRE 640 96 640 64 WIRE 640 96 496 96 WIRE 384 128 384 16 WIRE 496 128 496 96 WIRE 736 128 736 64 WIRE 736 128 560 128 WIRE 640 144 640 96 WIRE 736 144 736 128 WIRE -432 224 -432 -16 WIRE 80 224 80 -96 WIRE 384 224 384 208 WIRE 384 224 80 224 WIRE -432 240 -432 224 WIRE 80 240 80 224 WIRE 496 240 496 208 WIRE 560 240 560 128 WIRE 560 240 496 240 WIRE -192 256 -240 256 WIRE -64 256 -96 256 WIRE -48 256 -64 256 WIRE 80 256 80 240 WIRE 640 288 640 208 WIRE 736 288 736 208 WIRE 736 288 640 288 WIRE 784 288 736 288 WIRE 912 288 912 96 WIRE 912 288 784 288 WIRE 1008 288 1008 128 WIRE 1008 288 912 288 WIRE -240 320 -240 256 WIRE -240 320 -304 320 WIRE -48 320 -48 256 WIRE -624 368 -624 96 WIRE -432 368 -432 336 WIRE -432 368 -624 368 WIRE -320 368 -432 368 WIRE -192 368 -192 336 WIRE -192 368 -320 368 WIRE -96 368 -96 336 WIRE -96 368 -192 368 WIRE 80 368 80 336 WIRE 80 368 -96 368 WIRE -320 544 -320 368 FLAG -96 256 V2 FLAG 784 368 0 FLAG -240 256 VG4 FLAG -64 256 VG2 FLAG -256 -192 VG1 FLAG -384 -64 VD1 FLAG -128 -208 VG3 FLAG -432 -288 VS1 FLAG 80 -240 VS3 FLAG -432 224 VS4 FLAG 80 240 VS2 FLAG 80 -96 VD3 FLAG -320 544 0 SYMBOL ind2 400 224 R180 WINDOW 0 36 80 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName L1 SYMATTR Value 30µ SYMATTR Type ind SYMBOL ind2 512 224 R180 WINDOW 0 36 80 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName L2 SYMATTR Value 3.5m SYMATTR Type ind SYMBOL nmos -384 -240 M0 SYMATTR InstName T1 SYMATTR Value IPP024N06N3 SYMBOL voltage -624 0 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName VDC SYMATTR Value 40 SYMBOL voltage -240 -192 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 WINDOW 3 24 96 Invisible 2 SYMATTR Value PULSE(-30 30 0 1n 1n {D*Ts} {Ts}) SYMATTR InstName V1 SYMBOL voltage -192 240 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 WINDOW 3 24 96 Invisible 2 SYMATTR Value PULSE(-30 30 5.07us 1ns 1ns 4.95us {Ts}) SYMATTR InstName V SYMBOL ind 752 -16 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L4 SYMATTR Value 300µ SYMBOL cap 896 32 R0 SYMATTR InstName C1 SYMATTR Value 330µF SYMBOL voltage -96 240 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 WINDOW 3 24 96 Invisible 2 WINDOW 0 24 16 Invisible 2 SYMATTR Value PULSE(-30 30 0.5us 1ns 1ns {D*Ts} {Ts}) SYMATTR InstName V4 SYMBOL voltage -144 -208 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 WINDOW 3 24 96 Invisible 2 SYMATTR Value PULSE(-30. 30 5.57us 1ns 1ns 4.94us {Ts}) SYMATTR InstName V3 SYMBOL res 992 32 R0 SYMATTR InstName R1 SYMATTR Value 25 SYMBOL res 768 272 R0 SYMATTR InstName R2 SYMATTR Value 0 SYMBOL diode 656 64 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D1 SYMATTR Value RFN5TF8S SYMBOL res -288 304 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R4 SYMATTR Value 15 SYMBOL res 48 304 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R5 SYMATTR Value 15 SYMBOL res -288 -208 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R6 SYMATTR Value 15 SYMBOL res 48 -144 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R7 SYMATTR Value 15 SYMBOL nmos 32 -208 R0 SYMATTR InstName T2 SYMATTR Value IPP024N06N3 SYMBOL nmos 32 240 R0 SYMATTR InstName T3 SYMATTR Value IPP024N06N3 SYMBOL nmos -384 240 M0 SYMATTR InstName T4 SYMATTR Value IPP024N06N3 SYMBOL diode 752 64 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D2 SYMATTR Value RFN5TF8S SYMBOL diode 752 208 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D3 SYMATTR Value RFN5TF8S SYMBOL diode 656 208 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D4 SYMATTR Value RFN5TF8S TEXT 312 -24 Left 2 !K1 L1 L2 1 TEXT 864 -248 Left 2 !.tran 50m TEXT 856 -200 Left 2 !.param Ts=10.1u TEXT 872 -168 Left 2 !.param D=0.5