Version 4 SHEET 1 2664 680 WIRE -848 80 -960 80 WIRE -720 80 -768 80 WIRE -624 80 -720 80 WIRE -432 80 -544 80 WIRE -352 80 -432 80 WIRE -176 80 -272 80 WIRE -80 80 -176 80 WIRE 240 80 0 80 WIRE 400 80 240 80 WIRE -960 128 -960 80 WIRE 400 160 400 80 WIRE -720 192 -720 80 WIRE -432 192 -432 80 WIRE -176 192 -176 80 WIRE -960 240 -960 208 WIRE -720 352 -720 256 WIRE -432 352 -432 272 WIRE -176 352 -176 272 WIRE 400 352 400 240 FLAG -720 352 0 FLAG -176 352 0 FLAG -960 240 0 FLAG -432 352 0 FLAG 400 352 0 FLAG 240 80 out SYMBOL voltage -960 112 R0 WINDOW 123 0 0 Left 0 WINDOW 39 24 124 Left 2 SYMATTR SpiceLine Rser=0 SYMATTR InstName V1 SYMATTR Value 1650 SYMBOL res -752 64 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value R=if(time<1u,10K,10G) SYMBOL res -192 176 R0 SYMATTR InstName R2 SYMATTR Value 22 SYMBOL cap -736 192 R0 SYMATTR InstName C1 SYMATTR Value 100µ SYMATTR SpiceLine V=4k Irms=2k Rser=0 Lser=0 Rpar=0 SYMBOL res -448 176 R0 SYMATTR InstName R5 SYMATTR Value 44 SYMBOL ind -368 96 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L4 SYMATTR Value 68µ SYMATTR SpiceLine Rser=0 SYMBOL res 16 64 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R12 SYMATTR Value 100 SYMBOL res -528 64 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value R=if(time>1u,10m,10G) SYMBOL res 384 144 R0 SYMATTR InstName R4 SYMATTR Value 1m TEXT -968 328 Left 2 !.tran 5m