Version 4
SHEET 1 3772 1828
WIRE 2608 816 2528 816
WIRE 2704 816 2688 816
WIRE 2816 896 2048 896
WIRE 2944 896 2816 896
WIRE 3072 896 2944 896
WIRE 2432 912 2304 912
WIRE 2608 912 2432 912
WIRE 2736 912 2608 912
WIRE 3072 912 3072 896
WIRE 2048 928 2048 896
WIRE 2176 928 2176 912
WIRE 2304 928 2304 912
WIRE 2432 928 2432 912
WIRE 2736 928 2736 912
WIRE 2608 960 2608 912
WIRE 1792 992 1776 992
WIRE 1872 992 1856 992
WIRE 1984 992 1952 992
WIRE 2528 992 2528 816
WIRE 2528 992 2496 992
WIRE 2736 1008 2736 992
WIRE 3072 1008 3072 992
WIRE 2944 1040 2944 896
WIRE 1984 1072 1968 1072
WIRE 2608 1072 2608 1024
WIRE 2608 1072 2496 1072
WIRE 2896 1120 2720 1120
WIRE 1984 1152 1872 1152
WIRE 2720 1152 2720 1120
WIRE 2720 1152 2496 1152
WIRE 2816 1152 2816 896
WIRE 1872 1232 1872 1216
WIRE 1872 1232 1776 1232
WIRE 1984 1232 1968 1232
WIRE 2768 1232 2496 1232
WIRE 1776 1248 1776 1232
WIRE 1872 1248 1872 1232
WIRE 2816 1280 2816 1248
WIRE 2944 1280 2944 1136
WIRE 2944 1280 2816 1280
WIRE 2976 1280 2944 1280
WIRE 3072 1280 3056 1280
WIRE 1984 1312 1968 1312
WIRE 2608 1312 2608 1136
WIRE 2608 1312 2496 1312
WIRE 2816 1312 2816 1280
WIRE 2816 1312 2608 1312
WIRE 2944 1328 2944 1280
WIRE 1776 1344 1776 1312
WIRE 1872 1344 1872 1328
WIRE 1984 1392 1968 1392
WIRE 2768 1392 2496 1392
WIRE 2816 1440 2816 1408
WIRE 2944 1440 2944 1392
WIRE 1904 1472 1888 1472
WIRE 1984 1472 1968 1472
WIRE 2624 1472 2496 1472
WIRE 3072 1472 3072 1280
WIRE 3072 1472 2624 1472
WIRE 1984 1552 1968 1552
WIRE 2624 1552 2624 1536
WIRE 2624 1552 2496 1552
WIRE 3072 1552 2624 1552
WIRE 1984 1632 1968 1632
WIRE 3072 1632 3072 1552
WIRE 3072 1632 2496 1632
WIRE 3184 1632 3072 1632
WIRE 3072 1648 3072 1632
WIRE 3184 1648 3184 1632
WIRE 1984 1712 1968 1712
WIRE 2544 1712 2496 1712
WIRE 2624 1712 2608 1712
WIRE 3072 1744 3072 1712
WIRE 3184 1744 3184 1728
WIRE 2128 1792 2128 1776
WIRE 2352 1792 2352 1776
FLAG 1888 1472 0
FLAG 2128 1792 0
FLAG 2624 1712 0
FLAG 2352 1792 0
FLAG 2816 1440 0
FLAG 2944 1440 0
FLAG 3072 1744 0
FLAG 1872 1344 0
FLAG 1776 1344 0
FLAG 3184 1744 0
FLAG 2736 1008 0
FLAG 1968 1232 0
FLAG 3072 1008 0
FLAG 1776 992 0
FLAG 2704 816 0
FLAG 3184 1632 OUT
FLAG 3072 896 IN
SYMBOL cap 2544 1728 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C1
SYMATTR Value .01µ
SYMBOL cap 1968 1456 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
WINDOW 38 32 32 VTop 2
WINDOW 39 32 32 VTop 2
WINDOW 40 32 32 VTop 2
WINDOW 123 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 100p
SYMBOL NMOS 2896 1040 R0
WINDOW 0 58 25 Left 2
WINDOW 3 58 75 Left 2
SYMATTR InstName Q1
SYMATTR Value Si4410DY
SYMBOL nmos 2768 1152 R0
SYMATTR InstName Q2
SYMATTR Value Si4410DY
SYMBOL nmos 2768 1312 R0
SYMATTR InstName Q3
SYMATTR Value Si4410DY
SYMBOL ind 2960 1296 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 10µ
SYMBOL schottky 2928 1392 M180
WINDOW 0 24 72 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value 1N5818
SYMBOL RES 3056 1456 R0
SYMATTR InstName R1
SYMATTR Value .03
SYMBOL cap 2592 1072 R0
WINDOW 3 27 57 Left 2
WINDOW 0 33 14 Left 2
SYMATTR Value .1µ
SYMATTR InstName C3
SYMBOL schottky 2592 960 R0
SYMATTR InstName D2
SYMATTR Value 1N5818
SYMBOL polcap 3056 1648 R0
SYMATTR InstName C4
SYMATTR Value 220µ
SYMBOL res 1856 1232 R0
SYMATTR InstName R2
SYMATTR Value 10K
SYMBOL cap 1856 1152 R0
WINDOW 0 34 18 Left 2
WINDOW 3 25 55 Left 2
SYMATTR InstName C5
SYMATTR Value 1000p
SYMBOL cap 1760 1248 R0
SYMATTR InstName C6
SYMATTR Value 470p
SYMBOL cap 2608 1472 R0
WINDOW 0 38 19 Left 2
WINDOW 3 25 58 Left 2
SYMATTR InstName C7
SYMATTR Value 1000p
SYMBOL cap 2720 928 R0
SYMATTR InstName C8
SYMATTR Value 3.3µ
SYMBOL VOLTAGE 3072 896 R0
SYMATTR InstName V1
SYMATTR Value 6
SYMBOL POWERPRODUCTS\\LTC1437A 2240 1392 R0
SYMATTR InstName U1
SYMBOL res 1968 976 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 10K
SYMBOL cap 1856 976 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C9
SYMATTR Value 500p
SYMBOL voltage 2592 816 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 -32 56 VBottom 2
SYMATTR InstName V2
SYMATTR Value SINE(.5 .5 150K)
SYMBOL res 3168 1632 R0
SYMATTR InstName Rload
SYMATTR Value 10
TEXT 2768 1704 Left 2 !.tran 6m startup