Version 4
SHEET 1 880 680
WIRE 240 96 64 96
WIRE 464 96 320 96
WIRE 128 128 80 128
WIRE 256 128 192 128
WIRE 352 128 304 128
WIRE 464 128 464 96
WIRE 464 128 432 128
WIRE 512 128 464 128
WIRE -48 144 -80 144
WIRE 48 144 32 144
WIRE 464 144 464 128
WIRE -112 160 -128 160
WIRE -80 160 -80 144
WIRE -80 160 -112 160
WIRE 48 160 48 144
WIRE 80 160 80 128
WIRE 80 160 48 160
WIRE 432 160 80 160
WIRE 544 176 496 176
WIRE -112 192 -112 160
WIRE -80 192 -80 160
WIRE -48 192 -80 192
WIRE 64 192 64 96
WIRE 64 192 32 192
WIRE 432 192 64 192
WIRE 304 208 304 128
WIRE 512 224 512 128
WIRE 64 240 64 192
WIRE 128 240 64 240
WIRE 256 240 256 128
WIRE 256 240 192 240
WIRE 272 240 256 240
WIRE 256 256 256 240
WIRE 304 288 304 272
WIRE 352 288 304 288
WIRE 464 288 464 208
WIRE 464 288 432 288
WIRE -112 304 -112 272
WIRE 48 320 48 160
WIRE 80 320 48 320
WIRE 256 320 160 320
WIRE 464 320 464 288
WIRE 464 320 256 320
WIRE 512 320 512 304
WIRE 512 320 464 320
WIRE 464 336 464 320
FLAG -128 160 in
IOPIN -128 160 In
FLAG 464 336 0
FLAG 544 176 out
IOPIN 544 176 Out
FLAG -112 304 0
SYMBOL Robertugo\\opamp5 464 112 R0
WINDOW 0 -30 63 Left 0
WINDOW 38 -153 63 Left 0
SYMATTR InstName U1
SYMATTR SpiceModel LM741/NS
SYMBOL res 336 80 R90
WINDOW 0 16 105 VBottom 0
WINDOW 3 -12 14 VTop 0
SYMATTR InstName R1
SYMATTR Value 1e5
SYMBOL res 176 304 R90
WINDOW 0 16 105 VBottom 0
WINDOW 3 -12 14 VTop 0
SYMATTR InstName R2
SYMATTR Value 1e5
SYMBOL res 48 128 R90
WINDOW 0 16 105 VBottom 0
WINDOW 3 -12 14 VTop 0
SYMATTR InstName R3
SYMATTR Value 1e3
SYMBOL res 48 176 R90
WINDOW 0 16 105 VBottom 0
WINDOW 3 -12 19 VTop 0
SYMATTR InstName R4
SYMATTR Value 1e3
SYMBOL diode 128 256 R270
WINDOW 0 16 0 VTop 0
WINDOW 3 44 85 VBottom 0
SYMATTR InstName D1
SYMATTR Value 1N914
SYMBOL diode 192 144 M270
WINDOW 0 16 0 VTop 0
WINDOW 3 44 85 VBottom 0
SYMATTR InstName D2
SYMATTR Value 1N914
SYMBOL polcap 240 256 R0
WINDOW 0 -40 22 Left 0
WINDOW 3 -45 50 Left 0
SYMATTR InstName C1
SYMATTR Value 10µ
SYMATTR Description Capacitor
SYMATTR Type cap
SYMATTR SpiceLine V=25 Irms=39m Rser=2.8 Lser=0 mfg="Nichicon" pn="UPR1E100MAH" type="Al electrolytic"
SYMBOL res 448 112 R90
WINDOW 0 16 105 VBottom 0
WINDOW 3 -12 14 VTop 0
SYMATTR InstName R5
SYMATTR Value 200
SYMBOL res 448 272 R90
WINDOW 0 16 105 VBottom 0
WINDOW 3 -12 14 VTop 0
SYMATTR InstName R6
SYMATTR Value 200
SYMBOL Robertugo\\Pote 288 176 R0
WINDOW 0 -22 33 Left 0
WINDOW 123 91 41 Center 0
SYMATTR InstName Pr
SYMATTR Value2 Set={cur}
SYMATTR Value Rt=1e3
SYMBOL voltage 512 208 R0
WINDOW 0 -42 12 Left 0
WINDOW 3 -14 60 Left 0
SYMATTR InstName V1
SYMATTR Value 10
SYMBOL voltage -112 176 R0
WINDOW 0 -12 58 Left 0
WINDOW 3 -52 164 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 26 88 Left 0
SYMATTR InstName Vs
SYMATTR Value PULSE(0 10 0 50m 50m 1f 100m)
SYMATTR SpiceLine Rser=1e2
TEXT -184 88 Left 0 !.tran .2
TEXT 208 336 Left 0 !.step param cur 0 1 .5