Version 4 SHEET 1 1204 976 WIRE 160 -80 144 -80 WIRE 256 -80 224 -80 WIRE 384 -80 256 -80 WIRE 656 -80 384 -80 WIRE 800 -80 656 -80 WIRE 656 -32 656 -80 WIRE 256 48 256 -80 WIRE 384 112 384 -80 WIRE 656 112 656 48 WIRE 960 112 656 112 WIRE -64 160 -208 160 WIRE 128 160 16 160 WIRE 256 160 256 128 WIRE 256 160 128 160 WIRE 320 160 256 160 WIRE 656 176 656 112 WIRE -208 192 -208 160 WIRE 256 192 256 160 WIRE 128 208 128 160 WIRE 384 224 384 208 WIRE 448 224 384 224 WIRE 560 224 528 224 WIRE 592 224 560 224 WIRE 384 240 384 224 WIRE 800 240 800 -80 WIRE -208 304 -208 272 WIRE 256 304 256 272 WIRE 560 336 560 224 WIRE 128 352 128 272 WIRE 384 352 384 320 WIRE 384 352 128 352 WIRE 384 400 384 352 WIRE 128 432 128 352 WIRE -208 448 -208 384 WIRE 128 528 128 496 WIRE 384 528 384 480 WIRE 560 528 560 416 WIRE 656 528 656 272 WIRE 800 528 800 320 WIRE -208 544 -208 512 FLAG -208 544 0 FLAG 128 528 0 FLAG 384 528 0 FLAG 256 304 0 FLAG 800 528 0 FLAG 656 528 0 FLAG 560 528 0 FLAG 144 -80 0 FLAG 960 112 zum_FPGA IOPIN 960 112 Out SYMBOL npn 320 112 R0 SYMATTR InstName Q1 SYMATTR Value BF199 SYMBOL res 368 384 R0 SYMATTR InstName R1 SYMATTR Value 1k SYMATTR SpiceLine "" SYMBOL cap 112 432 R0 SYMATTR InstName C1 SYMATTR Value 100p SYMATTR SpiceLine "" SYMBOL cap 112 208 R0 SYMATTR InstName C2 SYMATTR Value 47p SYMATTR SpiceLine "" SYMBOL cap -224 448 R0 SYMATTR InstName C3 SYMATTR Value 7p SYMBOL ind -224 288 R0 SYMATTR InstName L1 SYMATTR Value 25µ SYMBOL res -224 176 R0 SYMATTR InstName R2 SYMATTR Value 50 SYMBOL res 240 32 R0 SYMATTR InstName R3 SYMATTR Value 47k SYMATTR SpiceLine "" SYMBOL res 240 176 R0 SYMATTR InstName R4 SYMATTR Value 47k SYMATTR SpiceLine "" SYMBOL voltage 800 224 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value2 "" SYMATTR SpiceLine "" SYMATTR InstName V1 SYMATTR Value 3.3 SYMBOL ind -80 176 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L3 SYMATTR Value 1µ SYMATTR SpiceLine Rser=0.5 Rpar=100k Cpar=5p SYMBOL res 368 224 R0 SYMATTR InstName R5 SYMATTR Value 100 SYMATTR SpiceLine "" SYMBOL npn 592 176 R0 SYMATTR InstName Q2 SYMATTR Value BF199 SYMBOL res 544 208 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R6 SYMATTR Value 1k SYMATTR SpiceLine "" SYMBOL res 544 320 R0 SYMATTR InstName R7 SYMATTR Value 2.2k SYMATTR SpiceLine "" SYMBOL res 640 -48 R0 SYMATTR InstName R8 SYMATTR Value 2.2k SYMATTR SpiceLine "" SYMBOL cap 224 -96 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C4 SYMATTR Value 10n SYMATTR SpiceLine "" TEXT -192 -40 Left 2 !.tran 0 100u 0 1n