Version 4
SHEET 1 880 680
WIRE 272 -896 160 -896
WIRE 272 -880 272 -896
WIRE 160 -816 160 -896
WIRE 160 -816 16 -816
WIRE 16 -784 16 -816
WIRE -432 -768 -528 -768
WIRE -208 -768 -368 -768
WIRE 272 -752 272 -800
WIRE -528 -672 -528 -768
WIRE -464 -672 -528 -672
WIRE -320 -672 -400 -672
WIRE -208 -672 -208 -768
WIRE -208 -672 -240 -672
WIRE 16 -672 16 -704
WIRE 160 -672 160 -816
WIRE -208 -560 -208 -672
WIRE -208 -560 -288 -560
WIRE 16 -560 16 -608
WIRE 16 -560 -208 -560
WIRE 160 -560 160 -592
WIRE 160 -560 16 -560
WIRE -672 -544 -736 -544
WIRE -528 -544 -528 -672
WIRE -528 -544 -672 -544
WIRE -352 -544 -528 -544
WIRE 160 -544 160 -560
WIRE -272 -528 -288 -528
WIRE -272 -496 -272 -528
WIRE 160 -448 160 -464
WIRE -272 -336 -560 -336
WIRE -32 -336 -192 -336
WIRE 112 -336 -32 -336
WIRE 176 -336 112 -336
WIRE -32 -240 -32 -336
WIRE 176 -240 176 -336
WIRE -560 -208 -560 -336
WIRE -560 -32 -560 -128
WIRE -32 -32 -32 -176
WIRE -32 -32 -560 -32
WIRE 176 -32 176 -160
WIRE 176 -32 -32 -32
WIRE -32 0 -32 -32
FLAG -32 0 0
FLAG -672 -544 Comp
FLAG 160 -448 0
FLAG 112 -336 OUT
FLAG 272 -752 0
FLAG -272 -496 0
SYMBOL ind -288 -320 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L0
SYMATTR Value 20µ
SYMBOL res 160 -256 R0
SYMATTR InstName RLoad
SYMATTR Value 1
SYMBOL cap -48 -240 R0
SYMATTR InstName C0
SYMATTR Value 47µ
SYMATTR SpiceLine Rser=0.1 Lser=0 Rpar=0 Cpar=0
SYMBOL res 144 -688 R0
SYMATTR InstName R1
SYMATTR Value 2.6k
SYMBOL res -224 -688 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 7.38k
SYMBOL cap -400 -688 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 5.54n
SYMBOL cap -368 -784 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value 144p
SYMBOL res 0 -800 R0
SYMATTR InstName R3
SYMATTR Value 470
SYMBOL cap 0 -672 R0
SYMATTR InstName C2
SYMATTR Value 10n
SYMBOL voltage 272 -896 R0
WINDOW 123 41 43 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value2 AC 1
SYMATTR InstName V4
SYMATTR Value ""
SYMBOL res 144 -560 R0
SYMATTR InstName R4
SYMATTR Value 2.6k
SYMBOL bv -560 -224 R0
SYMATTR InstName B1
SYMATTR Value V=({Vin}/{Vramp}) * V(Comp)
SYMBOL Opamps\\opamp -320 -608 M0
SYMATTR InstName U1
TEXT -344 -864 Left 2 !.ac dec 10 100 10meg
TEXT -400 -448 Left 2 !.lib opamp.sub
TEXT -928 -160 Left 2 !.PARAM Vin = 12 Vramp = 5