Version 4
SHEET 1 1296 680
WIRE 208 -112 160 -112
WIRE 256 -112 208 -112
WIRE 368 -112 256 -112
WIRE 512 -112 368 -112
WIRE 256 -96 256 -112
WIRE 208 -80 208 -112
WIRE 160 -32 160 -48
WIRE 208 -32 160 -32
WIRE 208 0 208 -32
WIRE 256 16 256 -16
WIRE 0 48 -80 48
WIRE 32 48 0 48
WIRE 128 48 112 48
WIRE 144 48 128 48
WIRE 512 64 512 -112
WIRE -80 144 -80 48
WIRE 368 144 368 -112
WIRE 368 144 272 144
WIRE 0 176 0 112
WIRE 208 176 208 96
WIRE 208 176 0 176
WIRE 256 176 256 96
WIRE 256 176 208 176
WIRE 480 176 256 176
WIRE 272 208 272 144
WIRE 320 208 272 208
WIRE 272 224 272 208
WIRE 480 224 480 176
WIRE 512 224 512 144
WIRE 512 224 480 224
WIRE 560 224 512 224
WIRE 560 240 560 224
WIRE 0 256 0 176
WIRE 208 272 208 224
WIRE 272 272 208 272
WIRE -80 320 -80 224
WIRE 0 320 -80 320
WIRE 32 320 0 320
WIRE 128 320 112 320
WIRE 144 320 128 320
WIRE 320 368 208 368
WIRE 480 368 320 368
WIRE 512 368 512 224
WIRE 512 368 480 368
FLAG 512 -112 Akku48p
FLAG 480 368 Akku48m
FLAG 560 240 0
FLAG -80 48 V1p
FLAG -80 320 V1m
FLAG 208 224 Q2C
FLAG 128 48 Q1B
FLAG 128 320 Q2B
SYMBOL voltage -80 128 R0
WINDOW 3 -338 49 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value PULSE(0 3 0.2 0.01 0.01 0.5 1)
SYMATTR InstName V1
SYMBOL voltage 512 48 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL diode -16 256 R0
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL diode 16 112 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D2
SYMATTR Value 1N4148
SYMBOL res 128 32 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 140
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL res 128 304 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 147
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL npn 144 0 R0
SYMATTR InstName Q1
SYMATTR Value 2N2369
SYMBOL npn 144 272 R0
SYMATTR InstName Q2
SYMATTR Value 2N5179
SYMBOL diode 176 -48 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D3
SYMATTR Value 1N4148
SYMBOL diode 208 240 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D4
SYMATTR Value 1N4148
SYMBOL sw 256 0 M180
SYMATTR InstName S1
SYMATTR Value SW_rel1
SYMBOL sw 320 304 M180
SYMATTR InstName S2
SYMATTR Value SW_rel2
SYMBOL res 240 0 R0
SYMATTR InstName R3
SYMATTR Value 165
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL res 304 272 R0
SYMATTR InstName R4
SYMATTR Value 165
SYMATTR SpiceLine tol=1 pwr=0.1
TEXT -112 488 Left 2 !.tran 1
TEXT -424 -208 Left 2 !.model SW_rel1 SW(Ron=140 Roff=1Meg Vt=0 Vh=-.5 Lser=10n Vser=.6)
TEXT -424 -176 Left 2 !.model SW_rel2 SW(Ron=140 Roff=1Meg Vt=0 Vh=-.5 Lser=10n Vser=.6)