Version 4
SHEET 1 3332 1972
WIRE 1344 784 1232 784
WIRE 1840 784 1344 784
WIRE 2720 784 1840 784
WIRE 2768 784 2720 784
WIRE 2864 784 2768 784
WIRE 1232 800 1232 784
WIRE 1584 848 1472 848
WIRE 2080 848 1584 848
WIRE 2160 848 2080 848
WIRE 2560 848 2224 848
WIRE 2768 848 2768 784
WIRE 1232 896 1232 880
WIRE 1472 912 1472 848
WIRE 1840 912 1840 784
WIRE 2080 912 2080 848
WIRE 2320 912 2320 880
WIRE 2864 944 2864 784
WIRE 1664 992 1616 992
WIRE 2768 992 2768 928
WIRE 2768 992 2496 992
WIRE 2800 992 2768 992
WIRE 1344 1072 1344 784
WIRE 1472 1072 1472 976
WIRE 1664 1072 1472 1072
WIRE 2864 1072 2864 1040
WIRE 2864 1072 2496 1072
WIRE 2976 1072 2864 1072
WIRE 2864 1088 2864 1072
WIRE 2976 1088 2976 1072
WIRE 1664 1152 1392 1152
WIRE 2560 1152 2560 848
WIRE 2560 1152 2496 1152
WIRE 2720 1152 2720 784
WIRE 2864 1184 2864 1168
WIRE 2976 1184 2976 1152
WIRE 1120 1200 1104 1200
WIRE 1232 1200 1200 1200
WIRE 1344 1200 1344 1168
WIRE 1344 1200 1232 1200
WIRE 1472 1200 1472 1136
WIRE 1472 1200 1344 1200
WIRE 1344 1232 1344 1200
WIRE 1472 1232 1472 1200
WIRE 1664 1232 1472 1232
WIRE 2672 1232 2496 1232
WIRE 1232 1248 1232 1200
WIRE 2560 1280 2560 1216
WIRE 2720 1280 2720 1248
WIRE 2720 1280 2560 1280
WIRE 2864 1280 2720 1280
WIRE 2912 1280 2864 1280
WIRE 3024 1280 2992 1280
WIRE 1664 1312 1392 1312
WIRE 2560 1312 2560 1280
WIRE 2560 1312 2496 1312
WIRE 2720 1312 2720 1280
WIRE 2864 1328 2864 1280
WIRE 1232 1360 1232 1312
WIRE 1344 1360 1344 1328
WIRE 1104 1392 1104 1200
WIRE 1424 1392 1104 1392
WIRE 1664 1392 1424 1392
WIRE 2672 1392 2496 1392
WIRE 2720 1440 2720 1408
WIRE 2864 1440 2864 1392
WIRE 1104 1472 976 1472
WIRE 1424 1472 1424 1456
WIRE 1424 1472 1104 1472
WIRE 1616 1472 1616 992
WIRE 1616 1472 1424 1472
WIRE 1664 1472 1616 1472
WIRE 2560 1472 2496 1472
WIRE 3024 1472 3024 1280
WIRE 3024 1472 2560 1472
WIRE 976 1488 976 1472
WIRE 1104 1488 1104 1472
WIRE 1664 1552 1648 1552
WIRE 2560 1552 2560 1536
WIRE 2560 1552 2496 1552
WIRE 3024 1552 2560 1552
WIRE 976 1584 976 1568
WIRE 1104 1584 1104 1552
WIRE 1584 1632 1584 848
WIRE 1664 1632 1584 1632
WIRE 2800 1632 2496 1632
WIRE 2896 1632 2800 1632
WIRE 3024 1632 3024 1552
WIRE 3024 1632 2976 1632
WIRE 3168 1632 3024 1632
WIRE 2800 1648 2800 1632
WIRE 3024 1648 3024 1632
WIRE 3168 1648 3168 1632
WIRE 1664 1712 1568 1712
WIRE 2544 1712 2496 1712
WIRE 2800 1744 2800 1728
WIRE 3024 1744 3024 1712
WIRE 3168 1744 3168 1728
WIRE 1568 1792 1568 1776
WIRE 1568 1792 1440 1792
WIRE 2544 1792 2544 1776
WIRE 2672 1792 2544 1792
WIRE 1440 1808 1440 1792
WIRE 1568 1808 1568 1792
WIRE 1760 1808 1760 1792
WIRE 1920 1808 1920 1792
WIRE 2080 1808 2080 1792
WIRE 2240 1808 2240 1792
WIRE 2400 1808 2400 1792
WIRE 2544 1808 2544 1792
WIRE 2672 1808 2672 1792
WIRE 1760 1888 1760 1872
WIRE 1920 1888 1920 1872
WIRE 2400 1888 2400 1872
WIRE 1440 1904 1440 1872
WIRE 1568 1904 1568 1888
WIRE 2544 1904 2544 1888
WIRE 2672 1904 2672 1872
FLAG 1920 1888 0
FLAG 2080 1808 0
FLAG 1760 1888 0
FLAG 2400 1888 0
FLAG 2240 1808 0
FLAG 2720 1440 0
FLAG 2864 1440 0
FLAG 1344 1360 0
FLAG 1232 1360 0
FLAG 1104 1584 0
FLAG 3024 1744 0
FLAG 2544 1904 0
FLAG 2672 1904 0
FLAG 1568 1904 0
FLAG 1440 1904 0
FLAG 976 1584 0
FLAG 3168 1744 0
FLAG 2864 1184 0
FLAG 1232 896 0
FLAG 2800 1744 0
FLAG 2976 1184 0
FLAG 976 1472 OUT1
FLAG 3168 1632 OUT2
FLAG 1232 784 IN
SYMBOL cap 1744 1808 R0
SYMATTR InstName C1
SYMATTR Value .01µ
SYMBOL cap 1904 1808 R0
SYMATTR InstName C2
SYMATTR Value 100p
SYMBOL cap 2384 1808 R0
SYMATTR InstName C3
SYMATTR Value .01µ
SYMBOL NMOS 2672 1152 R0
SYMATTR InstName Q1
SYMATTR Value Si4410DY
SYMBOL nmos 2672 1312 R0
SYMATTR InstName Q2
SYMATTR Value Si4410DY
SYMBOL ind 2896 1296 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 10µ
SYMBOL schottky 2848 1392 M180
WINDOW 0 24 72 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value 1N5818
SYMBOL RES 3008 1456 R0
SYMATTR InstName R1
SYMATTR Value .03
SYMBOL cap 2544 1152 R0
SYMATTR InstName C4
SYMATTR Value .1µ
SYMBOL schottky 2160 864 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
WINDOW 38 0 32 VBottom 2
WINDOW 39 0 32 VBottom 2
WINDOW 40 0 32 VBottom 2
WINDOW 123 0 32 VBottom 2
SYMATTR InstName D2
SYMATTR Value 1N5818
SYMBOL schottky 1456 912 R0
SYMATTR InstName D3
SYMATTR Value 1N5818
SYMBOL nmos 1392 1072 M0
WINDOW 0 22 -8 Right 2
WINDOW 3 42 106 Right 2
SYMATTR InstName Q3
SYMATTR Value Si4410DY
SYMBOL nmos 1392 1232 M0
WINDOW 0 -5 29 Right 2
WINDOW 3 33 105 Right 2
SYMATTR InstName Q4
SYMATTR Value Si4410DY
SYMBOL ind 1216 1216 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L2
SYMATTR Value 10µ
SYMBOL schottky 1216 1312 M180
WINDOW 0 24 72 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D4
SYMATTR Value 1N5818
SYMBOL res 1088 1376 R0
SYMATTR InstName R2
SYMATTR Value .03
SYMBOL cap 1456 1072 R0
WINDOW 0 33 20 Left 2
SYMATTR InstName C5
SYMATTR Value .1µ
SYMBOL polcap 1088 1488 R0
SYMATTR InstName C6
SYMATTR Value 220µ
SYMBOL polcap 3008 1648 R0
SYMATTR InstName C7
SYMATTR Value 220µ
SYMBOL res 2528 1792 R0
SYMATTR InstName R3
SYMATTR Value 10K
SYMBOL cap 2528 1712 R0
SYMATTR InstName C8
SYMATTR Value 1000p
SYMBOL cap 2656 1808 R0
SYMATTR InstName C9
SYMATTR Value 470p
SYMBOL res 1552 1792 R0
SYMATTR InstName R4
SYMATTR Value 10K
SYMBOL cap 1552 1712 R0
WINDOW 0 34 22 Left 2
SYMATTR InstName C10
SYMATTR Value 1000p
SYMBOL cap 1424 1808 R0
SYMATTR InstName C11
SYMATTR Value 470p
SYMBOL cap 2544 1472 R0
WINDOW 0 35 19 Left 2
WINDOW 3 28 57 Left 2
SYMATTR InstName C12
SYMATTR Value 1000p
SYMBOL cap 1408 1392 R0
WINDOW 0 33 18 Left 2
SYMATTR InstName C13
SYMATTR Value 1000p
SYMBOL PNP 2800 1040 M180
WINDOW 0 60 74 Left 2
WINDOW 3 61 32 Left 2
SYMATTR InstName Q5
SYMATTR Value 2N2907
SYMBOL res 2848 1072 R0
SYMATTR InstName R5
SYMATTR Value 10K
SYMBOL res 2752 832 R0
SYMATTR InstName R6
SYMATTR Value 1K
SYMBOL VOLTAGE 1232 784 R0
SYMATTR InstName V1
SYMATTR Value 20
SYMBOL RES 2784 1632 R0
SYMATTR InstName R7
SYMATTR Value 100K
SYMBOL RES 2992 1616 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R8
SYMATTR Value 177K
SYMBOL polcap 2960 1088 R0
SYMATTR InstName C14
SYMATTR Value 1µ
SYMBOL POWERPRODUCTS\\LTC1438 2080 1312 R0
SYMATTR InstName U1
SYMBOL res 960 1472 R0
SYMATTR InstName Rload1
SYMATTR Value 10
SYMBOL res 3152 1632 R0
SYMATTR InstName Rload2
SYMATTR Value 10
TEXT 2840 1816 Left 2 !.tran 6.6m startup