Version 4
SHEET 1 2228 772
WIRE 352 -80 -416 -80
WIRE 352 -48 352 -80
WIRE -416 64 -416 -80
WIRE -320 64 -416 64
WIRE -160 64 -240 64
WIRE -160 128 -160 64
WIRE -112 128 -160 128
WIRE 352 128 352 32
WIRE 352 128 224 128
WIRE 432 128 352 128
WIRE 576 128 496 128
WIRE 784 128 576 128
WIRE 896 128 784 128
WIRE 1056 128 976 128
WIRE 1168 128 1056 128
WIRE 1280 128 1168 128
WIRE 1376 128 1280 128
WIRE -416 160 -416 64
WIRE -320 160 -416 160
WIRE -224 160 -240 160
WIRE -192 160 -224 160
WIRE 1376 176 1376 128
WIRE -416 192 -416 160
WIRE 576 192 576 128
WIRE 784 192 784 128
WIRE 1056 192 1056 128
WIRE 1168 192 1168 128
WIRE -192 208 -192 160
WIRE -112 208 -192 208
WIRE 336 208 224 208
WIRE 336 240 336 208
WIRE -416 288 -416 272
WIRE -416 288 -608 288
WIRE -112 288 -416 288
WIRE 256 288 224 288
WIRE 336 288 320 288
WIRE 576 304 576 256
WIRE 1056 304 1056 256
WIRE 1168 304 1168 256
WIRE 1376 304 1376 256
WIRE 336 320 336 288
WIRE -608 336 -608 288
WIRE -416 352 -416 288
WIRE -112 368 -160 368
WIRE 576 368 224 368
WIRE 784 368 784 272
WIRE 784 368 576 368
WIRE 784 400 784 368
WIRE 576 416 576 368
WIRE -608 464 -608 416
WIRE -416 464 -416 416
WIRE -160 464 -160 368
WIRE 576 496 576 480
WIRE 784 496 784 480
FLAG -608 464 0
FLAG -416 464 0
FLAG 336 320 0
FLAG 1168 304 0
FLAG 1280 128 Ub
FLAG 784 496 0
FLAG -160 464 0
FLAG 1376 304 0
FLAG 336 240 0
FLAG 576 304 0
FLAG -224 224 0
FLAG 576 496 0
FLAG 1056 304 0
SYMBOL voltage -608 320 R0
WINDOW 123 0 0 Left 2
WINDOW 39 24 132 Left 2
SYMATTR SpiceLine Rser=10m
SYMATTR InstName V1
SYMATTR Value 15
SYMBOL res -400 288 R180
WINDOW 0 -39 87 Left 2
WINDOW 3 -52 44 Left 2
SYMATTR InstName R1
SYMATTR Value 1.2
SYMBOL cap 256 304 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C2
SYMATTR Value 261p
SYMBOL schottky 432 144 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value 1N5818
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL ind2 336 -64 R0
SYMATTR InstName L1
SYMATTR Value 1.8m
SYMATTR Type ind
SYMATTR SpiceLine Rser=5.7
SYMBOL res 768 176 R0
SYMATTR InstName R2
SYMATTR Value 75k
SYMBOL res 768 384 R0
SYMATTR InstName R3
SYMATTR Value 5.6k
SYMBOL res 1360 160 R0
SYMATTR InstName R4
SYMATTR Value 900
SYMBOL polcap -432 352 R0
WINDOW 39 24 86 Left 2
WINDOW 40 24 85 Left 2
SYMATTR SpiceLine Rser=0.01
SYMATTR InstName C1
SYMATTR Value 10µ
SYMBOL cap 1152 192 R0
WINDOW 39 24 92 Left 2
SYMATTR SpiceLine V=25 Rser=380m
SYMATTR InstName C3
SYMATTR Value 100µ
SYMBOL mc34063a 128 224 R0
SYMATTR InstName U1
SYMBOL res -224 48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 180
SYMBOL cap 560 192 R0
WINDOW 39 24 92 Left 2
SYMATTR SpiceLine V=25 Rser=380m
SYMATTR InstName C4
SYMATTR Value 100µ
SYMBOL res -224 144 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R7
SYMATTR Value 1k
SYMBOL cap -240 160 R0
SYMATTR InstName C5
SYMATTR Value 100p
SYMBOL cap 560 416 R0
SYMATTR InstName C6
SYMATTR Value 47p
SYMBOL ind 992 112 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName L2
SYMATTR Value 10µ
SYMATTR SpiceLine Ipk=300m Rser=2.95
SYMBOL cap 1040 192 R0
SYMATTR InstName C7
SYMATTR Value 1µ
SYMATTR SpiceLine V=50 Rser=1m
TEXT -472 -320 Left 2 !.tran 0 30m 1u 100n
TEXT -472 -352 Left 2 !.inc MC34063A.lib
TEXT 1328 32 Left 2 ;Abschluß für:\n18V 20mA
TEXT 920 184 Left 2 ;Rser=2.95
TEXT 376 40 Left 2 ;Rser=5.7
TEXT 1064 280 Left 2 ;Rser=1m