Version 4 SHEET 1 2152 2064 WIRE -96 -176 -528 -176 WIRE -48 -176 -96 -176 WIRE 928 -176 -48 -176 WIRE 112 -80 32 -80 WIRE 128 -80 112 -80 WIRE 272 -80 224 -80 WIRE 480 -80 352 -80 WIRE 688 -80 480 -80 WIRE 880 -80 688 -80 WIRE 928 -80 928 -176 WIRE 928 -80 880 -80 WIRE 976 -80 928 -80 WIRE 112 -48 112 -80 WIRE 176 -48 112 -48 WIRE -48 -32 -48 -176 WIRE 480 -16 480 -80 WIRE 480 -16 176 -16 WIRE 880 0 880 -80 WIRE 912 0 880 0 WIRE 944 0 912 0 WIRE -240 16 -272 16 WIRE -160 32 -160 -96 WIRE -160 32 -176 32 WIRE 32 32 32 -80 WIRE 96 32 32 32 WIRE 464 32 96 32 WIRE -96 48 -96 -176 WIRE 880 48 880 0 WIRE 944 48 944 0 WIRE -528 80 -528 -176 WIRE -464 80 -528 80 WIRE -352 80 -368 80 WIRE -320 80 -352 80 WIRE -240 80 -320 80 WIRE -320 96 -320 80 WIRE 288 96 208 96 WIRE 464 96 464 32 WIRE 464 96 352 96 WIRE -240 112 -288 112 WIRE 32 112 32 32 WIRE -528 128 -528 80 WIRE 688 144 688 -80 WIRE -320 176 -320 160 WIRE -288 176 -288 112 WIRE -288 176 -320 176 WIRE 96 176 96 32 WIRE 880 176 880 128 WIRE 944 176 944 112 WIRE 944 176 880 176 WIRE -352 192 -352 80 WIRE 208 192 208 96 WIRE 224 192 208 192 WIRE 480 192 480 -16 WIRE 480 192 448 192 WIRE 624 192 576 192 WIRE -192 208 -256 208 WIRE -96 208 -96 128 WIRE -96 208 -192 208 WIRE -528 224 -528 208 WIRE -448 224 -448 128 WIRE -448 224 -528 224 WIRE -288 224 -288 176 WIRE 32 224 32 208 WIRE 64 224 64 160 WIRE 64 224 32 224 WIRE 880 224 880 176 WIRE -448 240 -448 224 WIRE -96 240 -96 208 WIRE 32 256 32 224 WIRE 96 256 96 240 WIRE 224 256 96 256 WIRE 464 256 464 96 WIRE 464 256 448 256 WIRE 576 272 576 192 WIRE 576 272 544 272 WIRE 688 272 688 240 WIRE 720 272 688 272 WIRE 800 272 784 272 WIRE -352 288 -352 272 WIRE -352 288 -384 288 WIRE -160 288 -352 288 WIRE 544 304 544 272 WIRE 688 304 688 272 WIRE 720 304 720 272 WIRE 224 320 192 320 WIRE 480 320 448 320 WIRE 912 320 912 0 WIRE -352 352 -352 288 WIRE -336 352 -352 352 WIRE -256 352 -256 208 WIRE -192 352 -192 208 WIRE 32 352 32 336 WIRE 576 352 576 272 WIRE 624 352 576 352 WIRE 176 384 176 -16 WIRE 224 384 176 384 WIRE 464 384 448 384 WIRE -320 416 -320 400 WIRE 1040 416 1040 368 WIRE -272 432 -272 400 WIRE 192 432 192 320 WIRE 544 432 544 384 WIRE 544 432 192 432 WIRE 720 432 720 384 WIRE 784 432 784 272 WIRE 32 464 32 416 WIRE 96 464 96 256 WIRE 96 464 32 464 WIRE 480 464 480 320 WIRE 480 464 96 464 WIRE 464 480 464 384 WIRE -448 544 -448 336 WIRE -272 544 -272 512 WIRE -272 544 -448 544 WIRE -192 544 -192 416 WIRE -192 544 -272 544 WIRE -96 544 -96 336 WIRE -96 544 -192 544 WIRE -48 544 -48 32 WIRE -48 544 -96 544 WIRE 32 544 32 528 WIRE 32 544 -48 544 WIRE 208 544 208 192 WIRE 208 544 32 544 WIRE 464 544 464 528 WIRE 464 544 208 544 WIRE 688 544 688 400 WIRE 688 544 464 544 WIRE 880 544 880 320 WIRE 880 544 688 544 WIRE 912 544 912 384 WIRE 912 544 880 544 WIRE 1040 544 1040 496 WIRE 1040 544 912 544 WIRE 1040 560 1040 544 FLAG 1040 560 0 FLAG 1040 368 12V IOPIN 1040 368 Out FLAG 976 -80 12V IOPIN 976 -80 In FLAG -160 -96 PIN IOPIN -160 -96 Out FLAG -320 416 0 FLAG -272 432 Tog FLAG -272 16 POUT IOPIN -272 16 In FLAG 720 432 POUT IOPIN 720 432 Out FLAG 784 432 PIN IOPIN 784 432 In FLAG -288 224 0 SYMBOL res 368 -96 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 3K SYMBOL res 16 240 R0 SYMATTR InstName R2 SYMATTR Value 15K SYMBOL diode 80 176 R0 SYMATTR InstName D1 SYMATTR Value 1N4148 SYMBOL diode 48 416 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D2 SYMATTR Value 1N4148 SYMBOL polcap 16 464 R0 WINDOW 3 24 56 Left 2 SYMATTR Value 1µ SYMATTR InstName C1 SYMATTR SpiceLine V=50 Irms=12m Rser=22 Lser=0 SYMATTR Description Capacitor SYMATTR Type cap SYMBOL cap 448 480 R0 SYMATTR InstName C2 SYMATTR Value 10n SYMATTR SpiceLine V=16 Irms=247m Rser=0.759039 Lser=0 mfg="KEMET" pn="C0603C103K4RAC" type="X7R" SYMBOL Misc\\NE555 336 288 R0 SYMATTR InstName U1 SYMBOL voltage 1040 400 R0 WINDOW 3 24 44 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value 12 SYMATTR InstName V1 SYMBOL res 704 400 M180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R4 SYMATTR Value 22 SYMBOL EXTRA\\IRF\\NMOSFET\\irf510 848 272 R0 WINDOW 3 -64 -68 Left 2 WINDOW 0 -62 -36 Left 2 SYMATTR InstName U3 SYMBOL polcap -64 -32 R0 WINDOW 3 24 56 Left 2 SYMATTR Value 1000µ SYMATTR InstName C4 SYMATTR SpiceLine V=16 Irms=700m Rser=0.12 Lser=0 mfg="Nichicon" pn="UPR1C102MPH" type="Al electrolytic" SYMATTR Description Capacitor SYMATTR Type cap SYMBOL res 560 400 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R11 SYMATTR Value 47 SYMBOL npn 624 144 R0 WINDOW 0 42 46 Left 2 WINDOW 3 -57 -9 Left 2 SYMATTR InstName Q1 SYMATTR Value BC337-25 SYMBOL pnp 624 400 M180 WINDOW 0 46 47 Left 2 WINDOW 3 -54 -9 Left 2 SYMATTR InstName Q2 SYMATTR Value BC327-25 SYMBOL cap 896 320 R0 SYMATTR InstName C5 SYMATTR Value 220n SYMATTR SpiceLine V=25 Irms=7.25 Rser=0.004 Lser=0 SYMBOL cap 352 80 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value 220n SYMATTR SpiceLine V=25 Irms=7.25 Rser=0.004 Lser=0 SYMBOL ind 864 32 R0 WINDOW 0 -135 34 Left 2 WINDOW 3 -133 61 Left 2 SYMATTR InstName Lcoil1 SYMATTR Value 250µ SYMATTR SpiceLine Ipk=0.08 Rser=15 Rpar=0 Cpar=0 mfg="Murata" pn="LQH3NPN251MG0" SYMBOL diode 928 112 M180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D3 SYMATTR Value 1N4007 SYMBOL EXTRA\\Misc\\pot 176 -80 M270 SYMATTR InstName U6 SYMATTR Value R=50k SYMATTR Value2 T=1 SYMBOL EXTRA\\Misc\\pot 32 160 R180 SYMATTR InstName U7 SYMATTR Value R=22k SYMATTR Value2 T=0.1 SYMBOL res -544 112 R0 SYMATTR InstName R3 SYMATTR Value 100K SYMBOL res -368 176 R0 SYMATTR InstName R5 SYMATTR Value 100K SYMBOL npn -384 240 M0 SYMATTR InstName Q3 SYMATTR Value 2N2222A SYMBOL npn -160 240 R0 SYMATTR InstName Q4 SYMATTR Value 2N2222A SYMBOL polcap -208 352 R0 WINDOW 3 24 56 Left 2 SYMATTR Value 22µ SYMATTR InstName C6 SYMATTR SpiceLine V=50 Irms=12m Rser=22 Lser=0 SYMATTR Description Capacitor SYMATTR Type cap SYMBOL sw -352 352 R270 WINDOW 0 54 25 VRight 2 WINDOW 3 34 75 VRight 2 SYMATTR InstName S1 SYMBOL voltage -272 416 M0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 WINDOW 3 -106 106 Left 2 SYMATTR Value PULSE(-1 1 0 1u 1u 1 1.5) SYMATTR InstName V2 SYMBOL res -80 32 M0 SYMATTR InstName R6 SYMATTR Value 640K SYMBOL pmos -368 128 M270 SYMATTR InstName M1 SYMATTR Value IRF7404 SYMBOL rly_spdt -208 32 R0 SYMATTR SpiceModel RLY_SPDT0 SYMATTR InstName U2 SYMATTR SpiceLine VNOM=5 RCOIL=70 VON=0.8 VOFF=0.4 RON=0.1 ROFF=1G COFF=1f LSER=1f CCOUP=1f SYMATTR SpiceLine2 TON=1m TOFF=1m LCOIL=10m CCOIL=1f SYMBOL diode -304 160 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D4 SYMATTR Value 1N4007 TEXT -512 -152 Left 2 !.tran 5 TEXT 312 -160 Left 2 ;Pot1 - 50K potentiometer to change injectors open time\nPot2 - 22K potentiometer to change injectors close time TEXT 728 32 Left 2 ;(14.5 Ohms) TEXT 728 0 Left 2 ;Injector 1 TEXT 120 -96 VLeft 2 ;Pot1 TEXT -32 104 Left 2 ;Pot2 TEXT -448 568 Left 2 !.model SW SW(Ron=.1 Roff=100Meg Vt=0 Vh=-.5) TEXT -512 -128 Left 2 !.include relay.lib RECTANGLE Normal 896 176 720 -16 2