Version 4
SHEET 1 1060 680
WIRE 672 -208 608 -208
WIRE 816 -208 736 -208
WIRE 912 -112 736 -112
WIRE 736 -80 736 -112
WIRE 912 -80 912 -112
WIRE 608 -64 608 -208
WIRE 608 -64 480 -64
WIRE 704 -64 608 -64
WIRE 816 -48 816 -208
WIRE 816 -48 768 -48
WIRE 704 -32 608 -32
WIRE 736 0 736 -16
WIRE 912 16 912 0
WIRE 48 64 0 64
WIRE 144 64 112 64
WIRE 304 64 224 64
WIRE 608 64 608 -32
WIRE 656 64 608 64
WIRE 816 64 816 -48
WIRE 816 64 736 64
WIRE 480 96 480 -64
WIRE 608 96 608 64
WIRE 816 96 816 64
WIRE 304 128 304 64
WIRE 0 144 0 64
WIRE 816 208 816 176
WIRE 816 208 352 208
WIRE 0 256 0 224
WIRE 304 272 304 224
WIRE 304 272 192 272
WIRE 480 272 480 176
WIRE 480 272 304 272
WIRE 608 272 608 176
WIRE 816 272 816 208
WIRE 192 288 192 272
WIRE 304 304 304 272
WIRE 192 384 192 368
WIRE 304 384 304 368
WIRE 304 384 192 384
WIRE 608 400 608 352
WIRE 816 400 816 352
WIRE 304 416 304 384
FLAG 0 256 0
FLAG 304 416 0
FLAG 816 400 0
FLAG 608 400 0
FLAG 912 16 0
FLAG 736 0 0
SYMBOL voltage 0 128 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value PWL(0 0 1 60)
SYMBOL diode 48 80 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL nmos 352 128 M0
SYMATTR InstName M1
SYMATTR Value BSS123
SYMBOL cap 288 304 R0
SYMATTR InstName C1
SYMATTR Value 100µ
SYMBOL Misc\\EuropeanResistor 176 272 R0
SYMATTR InstName R1
SYMATTR Value 100k
SYMBOL Misc\\EuropeanResistor 128 80 R270
WINDOW 0 27 56 VTop 0
WINDOW 3 5 56 VBottom 0
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL Opamps\\UniversalOpamp2 736 -48 R0
SYMATTR InstName U1
SYMBOL Misc\\EuropeanResistor 800 80 R0
SYMATTR InstName R3
SYMATTR Value 4.7k
SYMBOL Misc\\EuropeanResistor 800 256 R0
SYMATTR InstName R4
SYMATTR Value 10k
SYMBOL voltage 608 256 R0
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL voltage 912 -96 R0
SYMATTR InstName V3
SYMATTR Value 20
SYMBOL Misc\\EuropeanResistor 464 80 R0
SYMATTR InstName R5
SYMATTR Value 10k
SYMBOL cap 672 -192 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName C2
SYMATTR Value 10n
SYMBOL Misc\\EuropeanResistor 592 80 R0
SYMATTR InstName R6
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor 640 80 R270
WINDOW 0 27 56 VTop 0
WINDOW 3 5 56 VBottom 0
SYMATTR InstName R7
SYMATTR Value 1meg
TEXT 40 -72 Left 0 !.tran 2
TEXT 680 -152 Left 0 ;10f = nicht vorhanden
TEXT 840 64 Left 0 ;Hysterese mit R7