Version 4 SHEET 1 2584 964 WIRE -416 -864 -448 -864 WIRE -304 -864 -416 -864 WIRE -192 -864 -304 -864 WIRE 720 -864 -192 -864 WIRE 864 -864 720 -864 WIRE 864 -800 864 -864 WIRE 336 -736 288 -736 WIRE 720 -720 720 -864 WIRE 336 -704 336 -736 WIRE 624 -672 624 -736 WIRE 656 -672 624 -672 WIRE 864 -672 864 -720 WIRE 512 -640 512 -736 WIRE 624 -640 624 -672 WIRE -448 -624 -448 -864 WIRE -304 -624 -304 -864 WIRE -192 -624 -192 -864 WIRE -16 -592 -64 -592 WIRE 112 -592 64 -592 WIRE 224 -592 112 -592 WIRE 336 -592 336 -624 WIRE 384 -592 336 -592 WIRE 512 -592 512 -640 WIRE 512 -592 496 -592 WIRE 720 -592 720 -624 WIRE 816 -592 720 -592 WIRE 224 -560 224 -592 WIRE 336 -560 336 -592 WIRE 720 -560 720 -592 WIRE 512 -544 512 -592 WIRE 624 -544 624 -640 WIRE 624 -512 624 -544 WIRE 656 -512 624 -512 WIRE -64 -448 -64 -592 WIRE -32 -448 -64 -448 WIRE 112 -448 112 -592 WIRE 112 -448 80 -448 WIRE 224 -448 224 -480 WIRE 336 -448 336 -480 WIRE 336 -448 224 -448 WIRE 512 -448 512 -544 WIRE 624 -448 624 -512 WIRE -64 -432 -64 -448 WIRE 224 -432 224 -448 WIRE -448 -320 -448 -544 WIRE -304 -320 -304 -560 WIRE -304 -320 -448 -320 WIRE -192 -320 -192 -560 WIRE -192 -320 -304 -320 WIRE -64 -320 -64 -368 WIRE -64 -320 -192 -320 WIRE 224 -320 224 -368 WIRE 224 -320 -64 -320 WIRE 720 -320 720 -464 WIRE 720 -320 224 -320 WIRE 864 -320 864 -576 WIRE 864 -320 720 -320 WIRE -448 -288 -448 -320 FLAG -448 -288 0 FLAG -416 -864 +12V IOPIN -416 -864 Out FLAG -640 -288 0 FLAG -640 -368 Control FLAG 288 -736 Control SYMBOL nmos 816 -672 R0 WINDOW 3 7 434 Left 2 WINDOW 0 0 112 Left 2 SYMATTR Value IRFH5306 SYMATTR InstName M1 SYMBOL CD4000\\CD40106B 16 -496 R0 WINDOW 3 -32 80 Invisible 2 SYMATTR InstName U1a SYMATTR SpiceLine VDD=12 SPEED=1.0 TRIPDT=5e-9 SYMBOL res 80 -608 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 68k SYMBOL cap -80 -432 R0 WINDOW 0 -34 57 Left 2 WINDOW 3 33 59 Left 2 SYMATTR InstName C3 SYMATTR Value 1n SYMBOL res 240 -464 R180 WINDOW 0 47 74 Left 2 WINDOW 3 42 40 Left 2 SYMATTR InstName R2 SYMATTR Value 8k2 SYMBOL cap 208 -432 R0 WINDOW 0 -31 57 Left 2 WINDOW 3 40 57 Left 2 SYMATTR InstName C4 SYMATTR Value 1n SYMBOL Misc\\EuropeanResistor 848 -816 R0 WINDOW 0 43 52 Left 2 WINDOW 3 -83 581 Left 2 SYMATTR InstName Load SYMATTR Value 12 SYMBOL Misc\\battery -448 -640 R0 WINDOW 0 -67 18 Left 2 WINDOW 3 -68 93 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 12 SYMBOL cap -208 -624 R0 SYMATTR InstName C2 SYMATTR Value 100n SYMBOL Misc\\EuropeanPolcap -320 -624 R0 WINDOW 0 -43 4 Left 2 WINDOW 3 -49 68 Left 2 SYMATTR InstName C1 SYMATTR Value 100µ SYMBOL res 352 -576 M0 WINDOW 0 -45 28 Left 2 WINDOW 3 -58 66 Left 2 SYMATTR InstName R4 SYMATTR Value 270k SYMBOL res 320 -720 R0 WINDOW 0 45 35 Left 2 WINDOW 3 46 67 Left 2 SYMATTR InstName R3 SYMATTR Value 270k SYMBOL CD4000\\CD40106B 560 -784 R0 WINDOW 3 -32 80 Invisible 2 SYMATTR InstName U1c SYMATTR SpiceLine VDD=12 SPEED=1.0 TRIPDT=5e-9 SYMBOL npn 656 -720 R0 WINDOW 0 71 19 Left 2 WINDOW 3 43 53 Left 2 SYMATTR InstName Q1 SYMBOL pnp 656 -464 M180 WINDOW 0 77 0 Left 2 WINDOW 3 45 43 Left 2 SYMATTR InstName Q2 SYMBOL voltage -640 -384 R0 WINDOW 3 -29 153 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value PULSE(0 12 0 10m 1u 1u 11m) SYMATTR InstName V2 SYMBOL CD4000\\CD40106B 560 -688 R0 WINDOW 3 -32 80 Invisible 2 SYMATTR InstName U1d SYMATTR SpiceLine VDD=12 SPEED=1.0 TRIPDT=5e-9 SYMBOL CD4000\\CD40106B 560 -592 R0 WINDOW 3 -32 80 Invisible 2 SYMATTR InstName U1e SYMATTR SpiceLine VDD=12 SPEED=1.0 TRIPDT=5e-9 SYMBOL CD4000\\CD40106B 560 -496 R0 WINDOW 3 -32 80 Invisible 2 SYMATTR InstName U1f SYMATTR SpiceLine VDD=12 SPEED=1.0 TRIPDT=5e-9 SYMBOL CD4000\\CD4049B 432 -656 R0 WINDOW 3 -47 421 Left 2 SYMATTR InstName U1b SYMATTR SpiceLine VDD=12 SPEED=1.0 TRIPDT=5e-9 TEXT -88 -232 Left 2 !.lib CD4000.lib TEXT 128 -232 Left 2 !.tran 10m startup uic TEXT -368 -528 Left 2 ;25V TEXT 560 -960 Left 2 ;Duty cycle ~ 7% - 93% if U1b = CD40106 TEXT 120 -736 Left 2 ;0-12V TEXT -16 -904 Left 2 ;U1a-f = CD40106 TEXT 896 -632 Left 2 ;NMOS\n FET TEXT 640 -920 Left 2 ;(1% - 99% if U1b = CD4049) TEXT 464 -624 Left 3 ;* TEXT 624 -920 Left 3 ;* TEXT 160 -912 Left 3 ;* RECTANGLE Normal 864 -928 864 -928 2 RECTANGLE Normal 0 -864 0 -864 2