Version 4
SHEET 1 1844 904
WIRE -64 176 -64 48
WIRE -64 400 -64 256
WIRE 48 48 -64 48
WIRE 48 192 48 48
WIRE 48 400 48 256
WIRE 160 48 48 48
WIRE 160 144 160 48
WIRE 160 304 160 144
WIRE 208 144 160 144
WIRE 208 304 160 304
WIRE 352 48 160 48
WIRE 352 80 352 48
WIRE 352 400 352 368
WIRE 544 144 496 144
WIRE 544 144 544 48
WIRE 544 304 496 304
WIRE 544 320 544 304
WIRE 544 400 544 384
WIRE 608 48 544 48
WIRE 736 48 688 48
WIRE 736 128 736 48
WIRE 736 224 496 224
WIRE 736 224 736 192
WIRE 864 48 736 48
WIRE 864 128 864 48
WIRE 864 224 736 224
WIRE 864 224 864 208
WIRE 864 272 864 224
WIRE 864 400 864 352
WIRE 1008 48 864 48
WIRE 1008 208 1008 48
WIRE 1008 400 1008 272
WIRE 1136 48 1008 48
WIRE 1136 208 1136 48
WIRE 1136 400 1136 288
WIRE 1296 48 1136 48
WIRE 1296 128 1296 48
WIRE 1296 256 1296 208
FLAG -64 400 0
FLAG 352 400 0
FLAG 544 400 0
FLAG 1008 400 0
FLAG 864 400 0
FLAG 1136 400 0
FLAG 48 400 0
FLAG -64 48 IN
FLAG 544 304 VC
FLAG 1136 48 OUT
FLAG 1296 256 0
SYMBOL VOLTAGE -64 160 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMATTR SpiceLine Rser=0.01
SYMBOL cap 528 320 R0
SYMATTR InstName C1
SYMATTR Value 220p
SYMBOL polcap 992 208 R0
SYMATTR InstName C2
SYMATTR Value 22µ
SYMATTR SpiceLine Rser=.05
SYMBOL cap 720 128 R0
SYMATTR InstName C3
SYMATTR Value 20p
SYMBOL ind 592 64 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 5 56 VBottom 0
SYMATTR InstName L1
SYMATTR Value 4.7µ
SYMATTR SpiceLine Rpar=1634.02
SYMBOL RES 848 112 R0
SYMATTR InstName R1
SYMATTR Value 590K
SYMBOL res 848 256 R0
SYMATTR InstName R2
SYMATTR Value 280K
SYMBOL polcap 32 192 R0
SYMATTR InstName C4
SYMATTR Value 10µ
SYMBOL res 1280 112 R0
SYMATTR InstName R5
SYMATTR Value 25k
SYMBOL PowerProducts\\LTC3404 352 224 R0
SYMATTR InstName U2
SYMBOL current 1136 208 R0
WINDOW 123 0 0 Left 0
WINDOW 39 24 116 Left 0
SYMATTR InstName I1
SYMATTR Value PWL(0 0.1 0.5m 0.1 0.501m 0.45 1m 0.45 1.001m 0.1)
SYMATTR SpiceLine load
TEXT -74 -72 Left 0 !.tran 0 1.5m 0 0.1u
TEXT 256 -136 Left 0 ;Stepping the load current with a PWL definition \n \nPlot V(out) and I(Iload)