Version 4
SHEET 1 2460 692
WIRE 112 -112 -48 -112
WIRE 400 -112 176 -112
WIRE -48 32 -48 -112
WIRE -48 32 -176 32
WIRE 16 32 -48 32
WIRE 400 32 400 -112
WIRE 400 32 272 32
WIRE 480 32 512 -16
WIRE 480 32 400 32
WIRE 528 32 480 32
WIRE 1200 32 528 32
WIRE 1424 32 1200 32
WIRE 1792 32 1424 32
WIRE 400 80 400 32
WIRE 1200 96 1200 32
WIRE 1456 112 1328 112
WIRE 1568 112 1520 112
WIRE 944 128 976 80
WIRE 944 128 896 128
WIRE 1072 128 944 128
WIRE -48 192 -48 32
WIRE 144 192 144 128
WIRE 400 192 400 160
WIRE 400 192 144 192
WIRE 528 192 528 32
WIRE 1072 208 1072 128
WIRE 400 240 400 192
WIRE 1792 240 1792 32
WIRE -176 272 -176 32
WIRE 1424 272 1424 32
WIRE 1568 288 1568 112
WIRE 1600 288 1568 288
WIRE 1728 288 1680 288
WIRE 1200 304 1200 176
WIRE 1328 304 1328 112
WIRE 1328 304 1200 304
WIRE 1376 304 1328 304
WIRE 896 320 896 128
WIRE 1536 320 1568 288
WIRE 1536 320 1472 320
WIRE 1072 336 1072 288
WIRE 1376 336 1072 336
WIRE 1072 368 1072 336
WIRE 1200 368 1200 304
WIRE 1792 368 1792 336
WIRE -48 400 -48 256
WIRE 400 400 400 320
WIRE 400 400 -48 400
WIRE 528 400 528 256
WIRE 528 400 400 400
WIRE 1200 480 1200 448
WIRE 1424 480 1424 368
WIRE 1424 480 1200 480
WIRE 1792 480 1792 448
WIRE 1792 480 1424 480
WIRE 528 496 528 400
WIRE 896 512 896 400
WIRE 1792 512 1792 480
WIRE 1424 528 1424 480
WIRE -176 624 -176 352
WIRE 1072 624 1072 448
WIRE 1072 624 -176 624
WIRE 1792 624 1792 592
WIRE 1792 624 1072 624
FLAG 1424 528 0
FLAG 896 512 0
FLAG 528 496 0
FLAG 512 -16 U_0
FLAG 976 80 U_Signal
SYMBOL PowerProducts\\LT1083 144 32 R0
SYMATTR InstName U1
SYMBOL res 384 64 R0
SYMATTR InstName R1
SYMATTR Value 330
SYMATTR SpiceLine tol=1
SYMBOL res 384 224 R0
SYMATTR InstName R2
SYMATTR Value 1k
SYMATTR SpiceLine tol=1
SYMBOL polcap 512 192 R0
WINDOW 3 24 56 Left 2
SYMATTR Value 10µ
SYMATTR InstName C1
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 polcap -64 192 R0
WINDOW 3 24 56 Left 2
SYMATTR Value 10µ
SYMATTR InstName C2
SYMATTR Description Capacitor
SYMATTR Type cap
SYMATTR SpiceLine V=10 Irms=110m Rser=1.8 Lser=0
SYMBOL diode 176 -128 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D1
SYMATTR Value ES1D
SYMBOL voltage -176 256 R0
WINDOW 0 -110 9 Left 2
WINDOW 3 -65 59 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 24 124 Left 2
SYMATTR InstName Speisung
SYMATTR Value 20
SYMBOL voltage 896 304 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 3 -198 266 Left 2
SYMATTR Value PWL(0.5 0 1 2.6 1.5 2.6 2 5)
SYMATTR InstName Signal
SYMBOL res 1056 192 R0
SYMATTR InstName R3
SYMATTR Value 30k
SYMATTR SpiceLine tol=1
SYMBOL res 1056 352 R0
SYMATTR InstName R4
SYMATTR Value 10k
SYMATTR SpiceLine tol=1
SYMBOL res 1184 80 R0
SYMATTR InstName R5
SYMATTR Value 91k
SYMATTR SpiceLine tol=1
SYMBOL res 1184 352 R0
SYMATTR InstName R6
SYMATTR Value 10k
SYMATTR SpiceLine tol=1
SYMBOL res 1776 496 R0
SYMATTR InstName R_Mess
SYMATTR Value 49.9
SYMATTR SpiceLine tol=1
SYMBOL npn 1728 240 R0
SYMATTR InstName Q1
SYMATTR Value BC547C
SYMBOL res 1776 352 R0
SYMATTR InstName R_Strombegrenzung
SYMATTR Value 50
SYMATTR SpiceLine tol=5
SYMBOL AutoGenerated\\TS912 1424 320 R0
SYMATTR InstName U3
SYMBOL cap 1456 128 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C4
SYMATTR Value 1n
SYMBOL res 1584 304 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R_B
SYMATTR Value 1k
SYMATTR SpiceLine tol=5
TEXT 728 -152 Left 2 !.tran 0 5 0 0.1