Version 4 SHEET 1 2308 1560 WIRE -2000 -32 -2144 -32 WIRE -1952 -32 -2000 -32 WIRE -1712 -32 -1952 -32 WIRE -1200 -32 -1616 -32 WIRE -976 -32 -1200 -32 WIRE -880 -32 -976 -32 WIRE -752 -32 -800 -32 WIRE -1952 80 -1952 -32 WIRE -2144 160 -2144 -32 WIRE -976 160 -976 -32 WIRE -1952 304 -1952 160 WIRE -2144 432 -2144 240 WIRE -1952 432 -1952 368 WIRE -1952 432 -2144 432 WIRE -1632 432 -1632 16 WIRE -1632 432 -1952 432 WIRE -1040 432 -1632 432 WIRE -976 432 -976 224 WIRE -976 432 -1040 432 WIRE -752 432 -752 -32 WIRE -752 432 -976 432 WIRE -2144 512 -2144 432 WIRE -2000 816 -2144 816 WIRE -1952 816 -2000 816 WIRE -1712 816 -1952 816 WIRE -1200 816 -1200 -32 WIRE -1200 816 -1616 816 WIRE -1952 928 -1952 816 WIRE -2144 1008 -2144 816 WIRE -1952 1152 -1952 1008 WIRE -2144 1280 -2144 1088 WIRE -1952 1280 -1952 1216 WIRE -1952 1280 -2144 1280 WIRE -1632 1280 -1632 864 WIRE -1632 1280 -1952 1280 WIRE -1040 1280 -1040 432 WIRE -1040 1280 -1632 1280 FLAG -2144 512 0 FLAG -2000 -32 V_IN FLAG -2000 816 V_IN_2 FLAG -976 -32 V_Out SYMBOL voltage -2144 144 R0 WINDOW 3 43 438 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 40 468 Left 2 SYMATTR Value PULSE(0 5.1 0.0 0 0.00 5ms 999s) SYMATTR SpiceLine Rser=0 Cpar=0 SYMATTR InstName V1 SYMBOL res -896 -16 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R5 SYMATTR Value 5 SYMATTR SpiceLine tol=10 pwr=5 SYMBOL cap -992 160 R0 SYMATTR InstName C7 SYMATTR Value 220µ SYMATTR SpiceLine V=16 Rser=0.34 SYMBOL voltage -2144 992 R0 WINDOW 3 43 438 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 40 468 Left 2 SYMATTR Value PULSE(0 4.9 0.0 0 0.00 15ms 999s) SYMATTR SpiceLine Rser=0 Cpar=0 SYMATTR InstName V2 SYMBOL pmos -1712 16 R270 SYMATTR InstName M1 SYMATTR Value irf4905 SYMATTR Prefix X SYMBOL pmos -1712 864 R270 SYMATTR InstName M3 SYMATTR Value irf4905 SYMATTR Prefix X SYMBOL LED -1968 1152 R0 SYMATTR InstName D1 SYMBOL LED -1968 304 R0 SYMATTR InstName D2 SYMBOL res -1968 64 R0 SYMATTR InstName R3 SYMATTR Value 2.7k SYMATTR SpiceLine tol=1 pwr=0.75 SYMBOL res -1968 912 R0 SYMATTR InstName R4 SYMATTR Value 2.7k SYMATTR SpiceLine tol=1 pwr=0.75 TEXT -1960 536 Left 2 !.tran 0 21ms 0ms 1ms uic TEXT -1960 648 Left 2 !.include irf4905.sin