Version 4
SHEET 1 3596 1948
WIRE 1248 -48 384 -48
WIRE 160 -32 -96 -32
WIRE 848 -32 160 -32
WIRE 928 -32 848 -32
WIRE -96 -16 -96 -32
WIRE 384 -16 384 -48
WIRE 848 48 848 -32
WIRE 848 48 544 48
WIRE -96 80 -96 64
WIRE 384 80 384 64
WIRE 544 80 544 48
WIRE 928 80 928 -32
WIRE 272 144 256 144
WIRE 688 144 656 144
WIRE 736 144 688 144
WIRE 848 144 848 48
WIRE 848 144 800 144
WIRE 160 240 160 -32
WIRE 272 240 160 240
WIRE 1008 240 656 240
WIRE 688 256 688 144
WIRE 1008 288 1008 240
WIRE 160 336 160 240
WIRE 272 336 160 336
WIRE 688 336 688 320
WIRE 688 336 656 336
WIRE 928 336 928 160
WIRE 928 336 688 336
WIRE 976 336 928 336
WIRE 992 336 976 336
WIRE 1120 336 1088 336
WIRE 1168 336 1120 336
WIRE 1248 336 1248 -48
WIRE 1248 336 1168 336
WIRE 1408 336 1248 336
WIRE 1248 352 1248 336
WIRE 1408 352 1408 336
WIRE 176 432 144 432
WIRE 272 432 240 432
WIRE 688 432 656 432
WIRE 848 432 848 144
WIRE 848 432 688 432
WIRE 848 448 848 432
WIRE 976 448 976 336
WIRE 1008 448 976 448
WIRE 1120 448 1120 336
WIRE 1120 448 1072 448
WIRE 1248 448 1248 416
WIRE 1408 448 1408 432
WIRE 1168 464 1168 336
WIRE 272 528 112 528
WIRE 688 528 688 432
WIRE 688 528 656 528
WIRE 848 528 848 512
WIRE 112 544 112 528
WIRE 928 544 928 336
WIRE 1168 560 1168 544
WIRE 1168 560 1088 560
WIRE 1168 576 1168 560
WIRE 112 624 112 608
WIRE 272 624 112 624
WIRE 880 624 656 624
WIRE 928 656 928 640
WIRE 1168 672 1168 656
WIRE 384 704 384 688
WIRE 544 704 544 688
WIRE 112 736 112 624
WIRE 1088 736 1088 560
WIRE 1088 736 112 736
FLAG 928 656 0
FLAG 848 528 0
FLAG 544 704 0
FLAG 384 704 0
FLAG 1168 672 0
FLAG 1248 448 0
FLAG 1408 448 0
FLAG 144 432 0
FLAG -96 80 0
FLAG 1408 336 OUT
FLAG -96 -32 IN
SYMBOL voltage -96 -32 R0
SYMATTR InstName V1
SYMATTR Value PWL(0 0 .2m 12)
SYMBOL res 368 -32 R0
SYMATTR InstName R1
SYMATTR Value 263K
SYMBOL diode 800 128 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D1
SYMATTR Value MMSD4148
SYMBOL cap 672 256 R0
SYMATTR InstName C1
SYMATTR Value .1µ
SYMBOL nmos 880 544 R0
SYMATTR InstName Q1
SYMATTR Value Si7884DP
SYMBOL cap 832 448 R0
SYMATTR InstName C2
SYMATTR Value 1µ
SYMBOL schottky 1008 432 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D2
SYMATTR Value MBRS1100
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res 1152 448 R0
SYMATTR InstName R2
SYMATTR Value 29.4K
SYMBOL res 1152 560 R0
SYMATTR InstName R3
SYMATTR Value 1K
SYMBOL cap 1232 352 R0
WINDOW 39 25 73 Left 2
WINDOW 3 39 40 Left 2
SYMATTR SpiceLine Rser=10m
SYMATTR Value 500µ
SYMATTR InstName C3
SYMBOL cap 96 544 R0
WINDOW 39 22 61 Left 2
WINDOW 40 24 98 Left 2
WINDOW 3 45 31 Left 2
SYMATTR SpiceLine Rser=100K
SYMATTR SpiceLine2 Cpar=100p
SYMATTR InstName C4
SYMATTR Value .01µ
SYMBOL cap 240 416 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C5
SYMATTR Value 1000p
SYMBOL PowerProducts\\LTC3814-5 464 384 R0
SYMATTR InstName U1
SYMBOL ind 912 64 R0
SYMATTR InstName L1
SYMATTR Value 4.7µ
SYMATTR SpiceLine Rpar=1K
SYMBOL nmos 1088 288 R90
WINDOW 0 3 43 VBottom 2
WINDOW 3 63 44 VTop 2
SYMATTR InstName Q2
SYMATTR Value Si7884DP
SYMBOL res 1392 336 R0
SYMATTR InstName Rload
SYMATTR Value 6
TEXT 1288 648 Left 2 !.tran 3m