Version 4
SHEET 1 956 768
WIRE 160 144 -64 144
WIRE 512 144 160 144
WIRE 672 144 592 144
WIRE 784 144 672 144
WIRE 160 272 160 144
WIRE 672 272 672 144
WIRE 784 272 784 224
WIRE 160 384 160 336
WIRE 512 384 160 384
WIRE 656 384 592 384
WIRE 672 384 672 336
WIRE 672 384 656 384
WIRE 784 400 784 352
WIRE 160 480 160 384
WIRE 656 480 656 384
WIRE 784 480 656 480
WIRE -64 496 -64 144
WIRE 112 560 -16 560
WIRE -144 624 -144 144
WIRE -16 624 -16 560
WIRE -144 752 -144 704
WIRE -80 752 -144 752
WIRE -64 752 -64 560
WIRE -64 752 -80 752
WIRE -16 752 -16 704
WIRE -16 752 -64 752
WIRE 160 752 160 576
WIRE 160 752 -16 752
FLAG -80 752 0
SYMBOL ind 608 128 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName L1
SYMATTR Value 40µ
SYMATTR SpiceLine Rser=0.6
SYMBOL ind 608 368 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName L2
SYMATTR Value 40µ
SYMATTR SpiceLine Rser=0.6
SYMBOL cap 656 272 R0
SYMATTR InstName C1
SYMATTR Value 22n
SYMBOL res 768 128 R0
SYMATTR InstName R1
SYMATTR Value 1
SYMBOL ind 768 256 R0
SYMATTR InstName L3
SYMATTR Value 20m
SYMBOL voltage 784 384 R0
SYMATTR InstName V1
SYMATTR Value 8
SYMBOL nmos 112 480 R0
SYMATTR InstName M1
SYMATTR Value BSC016N04LS
SYMBOL diode 176 336 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMBOL voltage -16 608 R0
SYMATTR InstName V2
SYMATTR Value PULSE(0 12 0 15n 15n 0.125m 0.25m)
SYMATTR SpiceLine Rser=50
SYMBOL voltage -144 608 R0
SYMATTR InstName V3
SYMATTR Value 24
SYMBOL cap -80 496 R0
SYMATTR InstName C2
SYMATTR Value 2200µ
SYMBOL ind -48 128 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName L4
SYMATTR Value 100µ
SYMATTR SpiceLine Rser=0.06
TEXT 400 552 Left 2 ;.tran 200m
TEXT 328 504 Left 2 !.tran 100m