Version 4
SHEET 1 1152 700
WIRE 208 64 112 64
WIRE 352 64 208 64
WIRE 112 80 112 64
WIRE 352 80 352 64
WIRE 208 144 208 64
WIRE 224 144 208 144
WIRE 496 144 480 144
WIRE 608 144 576 144
WIRE 688 144 608 144
WIRE 816 144 688 144
WIRE 912 144 816 144
WIRE 816 160 816 144
WIRE 912 160 912 144
WIRE 112 176 112 160
WIRE 688 192 688 144
WIRE 608 208 608 144
WIRE 224 240 208 240
WIRE 816 256 816 224
WIRE 912 256 912 240
WIRE 224 336 208 336
WIRE 608 336 608 272
WIRE 608 336 480 336
WIRE 688 336 688 272
WIRE 688 336 608 336
WIRE 688 352 688 336
WIRE 352 416 352 400
WIRE 688 448 688 432
FLAG 112 176 0
FLAG 352 416 0
FLAG 816 256 0
FLAG 688 448 0
FLAG 912 256 0
FLAG 912 144 OUT
FLAG 112 64 IN
FLAG 208 240 0
SYMBOL VOLTAGE 112 64 R0
WINDOW 0 9 13 Left 2
WINDOW 3 15 98 Left 2
SYMATTR InstName V1
SYMATTR Value 4
SYMBOL cap 592 208 R0
WINDOW 3 18 58 Left 2
SYMATTR Value 10p
SYMATTR InstName C1
SYMBOL ind 480 160 R270
WINDOW 0 41 55 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 3.3µ
SYMATTR SpiceLine Rpar=2K
SYMBOL RES 672 176 R0
SYMATTR InstName R1
SYMATTR Value 300K
SYMBOL res 672 336 R0
SYMATTR InstName R2
SYMATTR Value 200K
SYMBOL PowerProducts\\LTC3543 352 240 R0
SYMATTR InstName U1
SYMBOL cap 800 160 R0
SYMATTR InstName C2
SYMATTR Value 10µ
SYMBOL res 896 144 R0
SYMATTR InstName Rload
SYMATTR Value 2.5
TEXT 808 360 Left 2 !.tran 900u startup