Version 4 SHEET 1 2748 1892 WIRE 160 -768 0 -768 WIRE 288 -768 160 -768 WIRE 448 -768 288 -768 WIRE 672 -768 448 -768 WIRE 1552 -768 672 -768 WIRE 448 -736 448 -768 WIRE 160 -704 160 -768 WIRE 288 -704 288 -768 WIRE 448 -624 448 -656 WIRE 448 -624 384 -624 WIRE 160 -608 160 -640 WIRE 288 -608 288 -640 WIRE 448 -592 448 -624 WIRE 0 -544 0 -768 WIRE 1120 -544 1056 -544 WIRE 1248 -544 1184 -544 WIRE 1248 -528 1248 -544 WIRE 448 -480 448 -512 WIRE 512 -480 448 -480 WIRE 608 -480 576 -480 WIRE 816 -480 608 -480 WIRE 1248 -480 896 -480 WIRE 448 -448 448 -480 WIRE 0 -416 0 -544 WIRE 672 -368 672 -768 WIRE 720 -368 672 -368 WIRE 1056 -368 1056 -544 WIRE 1056 -368 1008 -368 WIRE 1136 -368 1056 -368 WIRE 1312 -368 1200 -368 WIRE 1344 -368 1312 -368 WIRE 1440 -368 1408 -368 WIRE 1552 -352 1552 -768 WIRE 384 -320 384 -624 WIRE 720 -320 384 -320 WIRE 1088 -320 1008 -320 WIRE 1312 -320 1312 -368 WIRE 1312 -320 1088 -320 WIRE 720 -272 112 -272 WIRE 1504 -272 1008 -272 WIRE 720 -224 288 -224 WIRE 1088 -224 1008 -224 WIRE 1248 -224 1248 -480 WIRE 1248 -224 1088 -224 WIRE 1440 -224 1440 -368 WIRE 1440 -224 1248 -224 WIRE 1552 -224 1552 -256 WIRE 1552 -224 1440 -224 WIRE 1664 -224 1552 -224 WIRE 1792 -224 1744 -224 WIRE 1872 -224 1792 -224 WIRE 1936 -224 1872 -224 WIRE 2000 -224 1936 -224 WIRE 112 -192 112 -272 WIRE 288 -192 288 -224 WIRE 1552 -192 1552 -224 WIRE 1792 -192 1792 -224 WIRE 608 -176 608 -480 WIRE 720 -176 608 -176 WIRE 1440 -176 1008 -176 WIRE 0 -144 0 -336 WIRE 640 -128 608 -128 WIRE 720 -128 704 -128 WIRE 1408 -128 1008 -128 WIRE 1440 -112 1440 -176 WIRE 1504 -112 1440 -112 WIRE 112 -96 112 -112 WIRE 288 -96 288 -112 WIRE 1792 -96 1792 -128 WIRE 1936 -96 1936 -224 WIRE 720 -80 336 -80 WIRE 1376 -80 1008 -80 WIRE 1408 -80 1408 -128 WIRE 1552 -80 1552 -96 WIRE 1552 -80 1408 -80 WIRE 1552 -64 1552 -80 WIRE 720 -32 544 -32 WIRE 1088 -32 1008 -32 WIRE 608 16 608 -128 WIRE 640 16 608 16 WIRE 720 16 704 16 WIRE 1376 32 1376 -80 WIRE 1552 32 1552 16 WIRE 1552 32 1376 32 WIRE 1936 32 1936 -16 WIRE 720 64 256 64 WIRE 1024 64 1008 64 WIRE 1552 64 1552 32 WIRE 256 96 256 64 WIRE 1088 144 1088 -32 WIRE 608 160 608 16 WIRE 800 160 800 112 WIRE 800 160 608 160 WIRE 928 192 928 112 WIRE 1024 192 1024 64 WIRE 1024 192 928 192 WIRE 256 224 256 176 WIRE 336 224 336 -80 WIRE 400 224 336 224 WIRE 544 224 544 -32 WIRE 544 224 464 224 WIRE 1872 224 1872 -224 WIRE 800 256 800 160 WIRE 928 256 928 192 WIRE 1088 256 1088 224 WIRE 336 320 336 224 WIRE 352 320 336 320 WIRE 432 320 416 320 WIRE 544 320 544 224 WIRE 544 320 512 320 WIRE 1872 320 1872 304 WIRE 1872 320 544 320 WIRE 2080 320 1872 320 WIRE 1872 336 1872 320 WIRE 1872 448 1872 416 WIRE 1936 640 1664 640 WIRE 2080 640 2080 320 WIRE 2080 640 2016 640 WIRE 1664 800 1664 640 FLAG 288 -96 0 FLAG 112 -96 0 FLAG 928 256 0 FLAG 800 256 0 FLAG 1792 -96 0 FLAG 2000 -224 OUT IOPIN 2000 -224 Out FLAG 0 -144 0 FLAG 0 -544 IN FLAG 1088 -320 HB FLAG 1088 -224 SW FLAG 1552 64 0 FLAG 1088 256 0 FLAG 1936 32 0 FLAG 1872 448 0 FLAG 256 224 0 FLAG 448 -448 0 FLAG 288 -608 0 FLAG 160 -608 0 FLAG 1248 -528 0 SYMBOL res 1536 -80 R0 SYMATTR InstName R1 SYMATTR Value 12m SYMBOL schottky 1136 -384 M90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D1 SYMATTR Value MBR735 SYMATTR Description Diode SYMATTR Type diode SYMBOL res 272 -208 R0 SYMATTR InstName R5 SYMATTR Value 11.3k SYMBOL res 96 -208 R0 SYMATTR InstName R7 SYMATTR Value 1G SYMBOL ind 1648 -208 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 3.3µ SYMATTR SpiceLine Ipk=7 Rser=0.023 Rpar=4326.91 Cpar=0 mfg="Bourns, Inc." pn="SRP6540-3R3M" SYMBOL voltage 0 -432 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 44 Left 2 SYMATTR SpiceLine Rser=1m SYMATTR InstName V1 SYMATTR Value 12 SYMBOL LM25117_TRANS 864 -128 R0 SYMATTR InstName U1 SYMATTR SpiceLine "" SYMBOL nmos 1504 -352 R0 SYMATTR InstName M2 SYMATTR Value PSMN5R560YS SYMBOL nmos 1504 -192 R0 SYMATTR InstName M1 SYMATTR Value PSMN5R560YS SYMBOL cap 1408 -384 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C4 SYMATTR Value 0.1µ SYMATTR SpiceLine V=25 Irms=950m Rser=0.0765605 Lser=0 mfg="KEMET" pn="C2220C104K3RAC" type="X7R" SYMBOL res 1072 128 R0 SYMATTR InstName R3 SYMATTR Value 1G SYMBOL res 1856 208 R0 SYMATTR InstName R11 SYMATTR Value 6.2k SYMBOL res 1856 320 R0 SYMATTR InstName R12 SYMATTR Value 1.18k SYMBOL res 1920 -112 R0 SYMATTR InstName RLOAD SYMATTR Value 833m SYMBOL cap 704 0 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 0.47µ SYMATTR SpiceLine V=100 Irms=2.71 Rser=0.0319132 Lser=0 mfg="KEMET" pn="C1825C474K1RAC" type="X7R" SYMBOL cap 704 -144 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C2 SYMATTR Value 0.015µ SYMATTR SpiceLine V=100 Irms=368m Rser=0.294297 Lser=0 mfg="KEMET" pn="C0805C153K1RAC" type="X7R" SYMBOL res 528 304 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R8 SYMATTR Value 59k SYMBOL cap 416 304 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value 680p SYMATTR SpiceLine V=100 Irms=48.6m Rser=6.49235 Lser=0 mfg="KEMET" pn="C0603C681K1RAC" type="X7R" SYMBOL cap 464 208 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C8 SYMATTR Value 5.1p SYMATTR SpiceLine V=100 Rser=0.2800 Lser=0.280u Rpar=10G SYMBOL res 240 80 R0 SYMATTR InstName R9 SYMATTR Value 1G SYMBOL res 912 -496 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 33.2k SYMBOL cap 576 -496 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C5 SYMATTR Value 820p SYMATTR SpiceLine V=100 Irms=50m Rser=6.11929 Lser=0 mfg="KEMET" pn="C0603C821K1RAC" type="X7R" SYMBOL res 432 -608 R0 SYMATTR InstName R4 SYMATTR Value 7.5k SYMBOL res 432 -752 R0 SYMATTR InstName R6 SYMATTR Value 54.9k SYMBOL polcap 272 -704 R0 WINDOW 40 49 33 Left 2 WINDOW 3 24 56 Left 2 SYMATTR SpiceLine2 IC=0 SYMATTR Value 10µ SYMATTR InstName C6 SYMATTR SpiceLine V=100 Irms=65m Rser=1.8 Lser=0 mfg="Nichicon" pn="UPR2A100MPH" type="Al electrolytic" SYMATTR Description Capacitor SYMATTR Type cap SYMBOL cap 144 -704 R0 SYMATTR InstName C9 SYMATTR Value 0.1µ SYMATTR SpiceLine V=100 Irms=2.1 Rser=0.0606238 Lser=0 mfg="KEMET" pn="C1210C104K1RAC" type="X7R" SYMBOL cap 1184 -560 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C10 SYMATTR Value 0.47µ SYMATTR SpiceLine V=25 Irms=2.1 Rser=0.0501362 Lser=0 mfg="KEMET" pn="C1812C474K3RAC" type="X7R" SYMBOL polcap 1776 -192 R0 WINDOW 3 24 56 Left 2 WINDOW 40 24 84 Left 2 SYMATTR Value 680µ SYMATTR SpiceLine2 IC=0 SYMATTR InstName C7 SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=2.5 Irms=6.03561 Rser=0.007 Lser=0 mfg="KEMET" pn="T530D687M2R5ATE007" type="Tantalum" SYMBOL res 2032 624 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R10 SYMBOL mcp42xxx_digpoti 1424 976 R0 SYMATTR InstName U2 TEXT 1080 432 Left 2 !.inc LM25117_TRANS-LTSpice.LIB TEXT 312 448 Left 2 !.tran 2.2m startup TEXT 712 -552 Left 2 !.IC V(HB)=0 V(SW)=0 TEXT 1656 -336 Left 2 !.IC I(L1)=0 TEXT 1816 -296 Left 2 !.IC=V(OUT)=0 TEXT 2000 -288 Left 2 ;5V@6A