Version 4
SHEET 1 1944 692
WIRE 560 -304 368 -304
WIRE 368 -240 368 -304
WIRE 192 -192 64 -192
WIRE 224 -192 192 -192
WIRE 224 -144 224 -192
WIRE 368 -128 368 -160
WIRE 64 -80 64 -192
WIRE 368 -80 368 -128
WIRE 560 -80 560 -304
WIRE 224 -32 224 -64
WIRE 272 -32 224 -32
WIRE 304 -32 272 -32
WIRE 64 64 64 0
WIRE 368 64 368 16
WIRE 368 64 64 64
WIRE 560 64 560 0
WIRE 560 64 368 64
WIRE 368 128 368 64
FLAG 368 128 0
FLAG 560 -304 Ub
FLAG 368 -128 Uc
FLAG 192 -192 Ugen
FLAG 272 -32 Ubasis
SYMBOL npn 304 -80 R0
SYMATTR InstName Q1
SYMATTR Value hfe10
SYMBOL Misc\\EuropeanResistor 352 -256 R0
SYMATTR InstName R1
SYMATTR Value 1
SYMBOL Misc\\EuropeanResistor 240 -48 R180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R2
SYMATTR Value 5
SYMBOL voltage 560 -96 R0
WINDOW 123 0 0 Left 2
WINDOW 39 36 42 Left 2
SYMATTR SpiceLine Rser=0
SYMATTR InstName V1
SYMATTR Value 250
SYMBOL current 64 0 R180
WINDOW 0 24 80 Left 2
WINDOW 3 24 0 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName I1
SYMATTR Value PULSE(0 1 0.1 1 0 1.5 2 1)
TEXT 40 200 Left 2 !.tran 0 1.2 0.05 0.01
TEXT 184 272 Left 2 !.model hfe10    NPN(Is=70.49f Xti=3 Eg=1.11 Vaf=150 Bf=4.8 Ise=184.7p\n+               Ne=1.683 Ikf=1.977 Nk=.6679 Xtb=1.5 Br=1.065 Isc=990.3f\n+               Nc=1.573 Ikr=.947 Rc=35.58m Cjc=303.6p Mjc=.3333 Vjc=.5 Fc=.5\n+               Cje=910.8p Mje=.3333 Vje=.5 Tr=193.4u Tf=22.17n Itf=114.7K\n+               Xtf=49.25K Vtf=10)\n \n*$
TEXT 184 480 Left 2 ;.model BU208    NPN(Is=70.49f Xti=3 Eg=1.11 Vaf=100 Bf=41.51 Ise=184.7p\n+               Ne=1.683 Ikf=1.977 Nk=.6679 Xtb=1.5 Br=1.065 Isc=990.3f\n+               Nc=1.573 Ikr=.947 Rc=35.58m Cjc=303.6p Mjc=.3333 Vjc=.5 Fc=.5\n+               Cje=910.8p Mje=.3333 Vje=.5 Tr=193.4u Tf=22.17n Itf=114.7K\n+               Xtf=49.25K Vtf=10)\n*                               TELEFUNKEN      pid=bu207       case=TO3\n*                               91-08-13 dsq\n*$