Version 4 SHEET 1 2608 1256 WIRE 816 -432 720 -432 WIRE 912 -432 816 -432 WIRE 928 -432 912 -432 WIRE 1040 -432 1008 -432 WIRE 1152 -432 1040 -432 WIRE 1344 -432 1248 -432 WIRE 1440 -432 1344 -432 WIRE 1536 -432 1440 -432 WIRE 1632 -432 1536 -432 WIRE 1744 -432 1632 -432 WIRE 720 -416 720 -432 WIRE 1632 -416 1632 -432 WIRE 1744 -416 1744 -432 WIRE 1536 -400 1536 -432 WIRE 2000 -400 1792 -400 WIRE 2112 -400 2080 -400 WIRE 912 -368 912 -432 WIRE 1040 -368 1040 -432 WIRE 1440 -368 1440 -432 WIRE 928 -352 912 -368 WIRE 1024 -352 1040 -368 WIRE 1232 -352 1232 -384 WIRE 1232 -352 1136 -352 WIRE 1808 -352 1792 -352 WIRE 928 -336 928 -352 WIRE 1024 -336 1024 -352 WIRE 1136 -336 1136 -352 WIRE 1232 -336 1232 -352 WIRE 1344 -336 1344 -432 WIRE 720 -320 720 -336 WIRE 1536 -304 1536 -336 WIRE 1632 -304 1632 -336 WIRE 1744 -304 1744 -336 WIRE 816 -256 816 -432 WIRE 864 -256 816 -256 WIRE 1440 -240 1440 -304 WIRE 1440 -240 1376 -240 WIRE 816 -192 816 -256 WIRE 864 -192 816 -192 WIRE 1424 -144 1376 -144 WIRE 1472 -144 1424 -144 WIRE 1552 -144 1536 -144 WIRE 1424 -128 1424 -144 WIRE 864 -112 832 -112 WIRE 1424 -32 1424 -48 WIRE 1424 -32 1376 -32 WIRE 784 48 768 48 WIRE 864 48 848 48 WIRE 1248 128 1248 112 WIRE 1120 144 1120 112 WIRE 976 176 976 112 WIRE 1248 224 1248 208 WIRE 976 288 976 256 FLAG 720 -320 0 FLAG 976 288 0 FLAG 1536 -304 0 FLAG 1632 -304 0 FLAG 720 -432 IN FLAG 1744 -432 OUT FLAG 1120 144 0 FLAG 1248 224 0 FLAG 768 48 0 FLAG 1552 -144 0 FLAG 1744 -304 0 FLAG 1808 -352 0 FLAG 2112 -400 0 FLAG 832 -112 0 SYMBOL voltage 720 -432 R0 SYMATTR InstName V1 SYMATTR Value 36 SYMBOL voltage 976 160 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 WINDOW 3 13 100 Left 2 SYMATTR Value PULSE(0 3.3 50m 10n 10n 50m 100m 1) SYMATTR InstName V2 SYMBOL nmos 1152 -384 R270 WINDOW 0 51 48 VTop 2 WINDOW 3 -10 73 VLeft 2 SYMATTR InstName M1 SYMATTR Value BSC265N10LSF SYMBOL cap 1520 -400 R0 WINDOW 3 36 47 Left 2 SYMATTR Value 1µ SYMATTR SpiceLine Rser=7m SYMATTR InstName C1 SYMBOL res 1616 -432 R0 SYMATTR InstName R1 SYMATTR Value 13.5 SYMBOL cap 1424 -368 R0 SYMATTR InstName C2 SYMATTR Value .1µ SYMBOL res 1232 112 R0 SYMATTR InstName R2 SYMATTR Value 150K SYMBOL res 1408 -144 R0 SYMATTR InstName R3 SYMATTR Value 100K SYMBOL cap 848 32 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value 1n SYMBOL res 912 -416 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R6 SYMATTR Value 5m SYMBOL cap 1472 -128 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C4 SYMATTR Value 1µ SYMBOL voltage 1984 -400 R270 WINDOW 3 -32 56 VBottom 2 WINDOW 0 32 56 VTop 2 SYMATTR Value PWL(0 0 60m 0 +1u 1 +10m 1 +1u 0) SYMATTR InstName V4 SYMBOL sw 1744 -320 R180 WINDOW 0 -17 96 Right 2 WINDOW 3 -9 4 Right 2 SYMATTR InstName S1 SYMBOL LTC7003 1120 -112 R0 SYMATTR InstName U1 TEXT 1520 56 Left 2 !.tran 100m startup\n.model SW SW(Ron=100m Roff=1G Vt=0.5 Vh=-0.3)