Version 4
SHEET 1 1704 992
WIRE -464 64 -640 64
WIRE -320 64 -384 64
WIRE -256 64 -320 64
WIRE -112 64 -192 64
WIRE 176 64 -112 64
WIRE 352 64 256 64
WIRE -112 160 -112 64
WIRE -320 176 -320 64
WIRE -1584 208 -1584 128
WIRE -1328 208 -1328 160
WIRE -1584 304 -1584 288
WIRE -1328 304 -1328 288
WIRE -320 320 -320 256
WIRE -112 320 -112 224
WIRE -672 400 -704 400
WIRE -560 400 -608 400
WIRE -208 416 -240 416
WIRE -96 416 -128 416
WIRE -704 496 -704 400
WIRE -704 496 -720 496
WIRE -688 496 -704 496
WIRE -560 512 -560 400
WIRE -560 512 -624 512
WIRE -512 512 -560 512
WIRE -320 512 -336 512
WIRE -240 512 -240 416
WIRE -240 512 -256 512
WIRE -224 512 -240 512
WIRE -688 528 -704 528
WIRE -96 528 -96 416
WIRE -96 528 -160 528
WIRE -48 528 -96 528
WIRE -224 544 -240 544
WIRE -704 592 -704 528
WIRE -240 608 -240 544
WIRE -688 832 -688 752
WIRE -688 928 -688 912
FLAG -1584 784 0
FLAG -1584 704 Unetz
FLAG -1392 784 0
FLAG -1392 704 Uglr
FLAG -640 64 Uglr
IOPIN -640 64 In
FLAG -320 320 0
FLAG -272 240 0
FLAG -272 192 pwm
IOPIN -272 192 In
FLAG -112 320 0
FLAG -1328 304 0
FLAG -1328 432 pwm
IOPIN -1328 432 Out
FLAG -1584 304 0
FLAG -1328 512 0
FLAG -1584 128 Abw
FLAG -1328 160 Uramp
FLAG -800 496 Abw
IOPIN -800 496 In
FLAG -512 512 Int
FLAG -704 592 0
FLAG -688 928 0
FLAG -688 752 Stell
FLAG -336 512 Abw
IOPIN -336 512 In
FLAG -48 528 Diff
FLAG -240 608 0
FLAG 352 64 0
SYMBOL bv -1392 688 R0
SYMATTR InstName B1
SYMATTR Value V=abs(V(Unetz))
SYMBOL ind -480 80 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 0.002
SYMBOL sw -320 272 R180
SYMATTR InstName MySwitch
SYMATTR Value MySwitch
SYMBOL voltage -1584 688 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value SINE(0 20 50)
SYMBOL cap -128 160 R0
SYMATTR InstName C1
SYMATTR Value 1e-3
SYMBOL voltage -1328 192 R0
WINDOW 3 38 97 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value PULSE(0 3 0 {0.5/freq} {0.5/freq} 1p {1/freq})
SYMATTR InstName V1
SYMBOL bv -1584 192 R0
WINDOW 3 -127 158 Left 2
SYMATTR Value V=(V(Uglr)*Ksoll-I(L1))
SYMATTR InstName B2
SYMBOL bv -1328 416 R0
SYMATTR InstName B3
SYMATTR Value V=sgn(V(Stell)-V(Uramp)) tripdv=0
SYMBOL diode -256 80 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMBOL Opamps\\opamp -656 448 R0
SYMATTR InstName U1
SYMBOL res -704 480 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 1k
SYMBOL cap -608 384 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 1e-6
SYMBOL bv -688 816 R0
WINDOW 3 -127 158 Left 2
SYMATTR Value V=V(Abw)*KP - V(Int)*KI- V(Diff)*Kd
SYMATTR InstName B4
SYMBOL Opamps\\opamp -192 464 R0
SYMATTR InstName U2
SYMBOL cap -256 496 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value 1e-6
SYMBOL res -112 400 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 1k
SYMBOL current 176 64 R270
WINDOW 0 32 40 VTop 2
WINDOW 3 -32 40 VBottom 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName I1
SYMATTR Value 1
TEXT -1632 -56 Left 2 !.params freq=10k vout=1V KP=0.7 KI=1.5 Kd=0.0 Ksoll=0.4
TEXT -1632 -96 Left 2 !.tran 0 500m 0 1e-7 startup
TEXT -1632 -8 Left 2 !.model MySwitch SW(Ron=0.0000001 Roff=1000Meg Vt=0 Vh=0.0 Lser=1u Vser=0)
TEXT -648 592 Left 2 !.lib opamp.sub
TEXT -184 608 Left 2 !.lib opamp.sub