Version 4 SHEET 1 1300 680 WIRE -544 -208 -640 -208 WIRE -112 -208 -544 -208 WIRE 80 -208 -112 -208 WIRE 416 -208 80 -208 WIRE -544 -176 -544 -208 WIRE -112 -176 -112 -208 WIRE 0 -160 -64 -160 WIRE 80 -128 80 -208 WIRE 0 -48 0 -160 WIRE 80 -48 0 -48 WIRE -640 48 -640 -208 WIRE -544 48 -544 -96 WIRE -400 48 -544 48 WIRE -368 48 -400 48 WIRE -256 48 -288 48 WIRE -256 96 -256 48 WIRE -240 96 -256 96 WIRE -112 96 -112 -80 WIRE -112 96 -160 96 WIRE -400 128 -400 48 WIRE -368 128 -400 128 WIRE -256 128 -256 96 WIRE -256 128 -304 128 WIRE -544 160 -544 48 WIRE 80 208 0 208 WIRE 80 240 80 208 WIRE -400 256 -400 128 WIRE -112 272 -112 96 WIRE -112 288 -112 272 WIRE 0 352 0 208 WIRE 0 352 -64 352 WIRE -640 432 -640 128 WIRE -544 432 -544 240 WIRE -544 432 -640 432 WIRE -400 432 -400 320 WIRE -400 432 -544 432 WIRE -112 432 -112 368 WIRE -112 432 -400 432 WIRE 80 432 80 320 WIRE 80 432 -112 432 WIRE -400 464 -400 432 FLAG -400 464 0 SYMBOL voltage -640 32 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V2 SYMATTR Value 5.0 SYMBOL voltage 80 224 R0 WINDOW 3 -168 116 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value PULSE(0 4 0u 0 0 1.25u 3.5u 1) SYMATTR InstName V3 SYMBOL ind -384 64 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 6.8µ SYMATTR SpiceLine Rser=0.034 SYMBOL res -560 -192 R0 SYMATTR InstName R1 SYMATTR Value 1k SYMBOL res -560 144 R0 SYMATTR InstName R2 SYMATTR Value 1k SYMBOL cap -304 112 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 0.047µ SYMATTR SpiceLine V=100 Irms=833m Rser=0.141008 Lser=0 mfg="KEMET" pn="C0805C473K1RAC" type="X7R" SYMBOL polcap -416 256 R0 WINDOW 3 24 56 Left 2 SYMATTR Value 4.7µ SYMATTR InstName C2 SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=63 Irms=866.025m Rser=0.3 Lser=0 mfg="KEMET" pn="T521D475M063ATE300" type="Tantalum" SYMBOL res -256 112 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R4 SYMATTR Value 56 SYMBOL nmos -64 272 M0 SYMATTR InstName M1 SYMATTR Value FDR4420A SYMBOL voltage 80 -144 R0 WINDOW 3 -168 116 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value PULSE(0 5 1.75u 0 0 1.25u 3.5u 1) SYMATTR InstName V1 SYMBOL pmos -64 -80 R180 SYMATTR InstName M2 SYMATTR Value FDR840P TEXT -88 552 Left 2 !.tran 0 200u 0 0.2u