Version 4
SHEET 1 1608 1284
WIRE 672 0 0 0
WIRE 784 0 672 0
WIRE 880 0 784 0
WIRE 1008 0 976 0
WIRE 1104 0 1008 0
WIRE 1200 0 1104 0
WIRE 1296 0 1200 0
WIRE 0 16 0 0
WIRE 1200 48 1200 0
WIRE 576 64 560 64
WIRE 672 64 672 0
WIRE 672 64 640 64
WIRE 0 112 0 96
WIRE 560 128 560 64
WIRE 672 128 672 64
WIRE 784 128 784 0
WIRE 896 128 896 48
WIRE 1008 128 1008 0
WIRE 1104 160 1104 0
WIRE 464 192 368 192
WIRE 496 192 464 192
WIRE 368 208 368 192
WIRE 1296 256 1296 0
WIRE 1360 256 1296 256
WIRE 1488 256 1360 256
WIRE 464 272 464 192
WIRE 496 272 464 272
WIRE 1104 272 1104 240
WIRE 1104 272 1072 272
WIRE 1360 272 1360 256
WIRE 1488 272 1488 256
WIRE 368 288 368 272
WIRE 496 352 464 352
WIRE 1200 352 1200 128
WIRE 1200 352 1072 352
WIRE 1360 368 1360 336
WIRE 1488 368 1488 352
WIRE 464 432 464 352
WIRE 496 432 464 432
WIRE 464 480 464 432
WIRE 784 496 784 464
WIRE 800 560 448 560
WIRE 1296 560 1296 256
WIRE 1296 560 864 560
WIRE 448 576 448 560
WIRE 448 672 448 656
FLAG 0 112 0
FLAG 1488 368 0
FLAG 368 288 0
FLAG 464 480 0
FLAG 784 496 0
FLAG 448 672 0
FLAG 1360 368 0
SYMBOL voltage 0 0 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value PULSE(0 12 1m 30m 65m 10m 200m)
SYMATTR InstName V1
SYMBOL nmos 976 48 M270
WINDOW 0 85 40 VTop 2
WINDOW 3 68 93 VLeft 2
SYMATTR InstName Q1
SYMATTR Value Si4864DY
SYMBOL cap 352 272 M180
WINDOW 0 24 64 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C1
SYMATTR Value .1µ
SYMBOL LTC4352 784 304 R0
WINDOW 0 4 -51 Center 2
WINDOW 3 10 70 Center 2
SYMATTR InstName U1
SYMBOL cap 576 48 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value .1µ
SYMBOL res 1088 144 R0
SYMATTR InstName R1
SYMATTR Value 100K
SYMBOL res 1184 32 R0
SYMATTR InstName R2
SYMATTR Value 100K
SYMBOL voltage 448 560 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value PULSE(0 5 1m 45m 45m 100m 200m)
SYMATTR InstName V2
SYMBOL cap 1344 336 M180
WINDOW 0 24 64 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C3
SYMATTR Value 100µ
SYMBOL schottky 800 576 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value MBR735
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res 1472 256 R0
SYMATTR InstName Rload
SYMATTR Value 3
TEXT 1344 624 Left 2 !.tran 100m