Version 4 SHEET 1 2628 1848 WIRE 1824 1248 1664 1248 WIRE 2048 1248 1904 1248 WIRE 1664 1328 1664 1248 WIRE 1696 1328 1664 1328 WIRE 2048 1328 2048 1248 WIRE 2048 1328 2016 1328 WIRE 1520 1376 1392 1376 WIRE 1664 1376 1520 1376 WIRE 1392 1392 1392 1376 WIRE 1520 1392 1520 1376 WIRE 1664 1408 1664 1376 WIRE 1696 1408 1664 1408 WIRE 2240 1408 2016 1408 WIRE 2352 1408 2240 1408 WIRE 2448 1408 2352 1408 WIRE 2352 1424 2352 1408 WIRE 2448 1424 2448 1408 WIRE 2240 1440 2240 1408 WIRE 1392 1488 1392 1472 WIRE 1520 1488 1520 1472 WIRE 1696 1488 1520 1488 WIRE 2208 1488 2016 1488 WIRE 1520 1504 1520 1488 WIRE 2352 1520 2352 1488 WIRE 2448 1520 2448 1504 WIRE 1664 1568 1664 1408 WIRE 1696 1568 1664 1568 WIRE 2032 1568 2016 1568 WIRE 2128 1568 2112 1568 WIRE 2208 1568 2208 1488 WIRE 2208 1568 2192 1568 WIRE 2240 1568 2240 1520 WIRE 2240 1568 2208 1568 WIRE 1520 1584 1520 1568 WIRE 2240 1584 2240 1568 WIRE 1600 1648 1584 1648 WIRE 1696 1648 1680 1648 WIRE 2048 1648 2016 1648 WIRE 2240 1680 2240 1664 FLAG 1584 1648 0 FLAG 2048 1648 0 FLAG 1392 1488 0 FLAG 2240 1680 0 FLAG 2352 1520 0 FLAG 2448 1520 0 FLAG 1520 1584 0 FLAG 2448 1408 OUT FLAG 1392 1376 IN SYMBOL RES 1696 1632 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 60K SYMBOL POWERPRODUCTS\\LTC3440 1856 1488 R0 SYMATTR InstName U1 SYMBOL ind 1808 1264 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 10µ SYMBOL VOLTAGE 1392 1376 R0 SYMATTR InstName V1 SYMATTR Value 3 SYMBOL res 2224 1424 R0 SYMATTR InstName R2 SYMATTR Value 340K SYMBOL res 2224 1568 R0 SYMATTR InstName R3 SYMATTR Value 200K SYMBOL res 2128 1552 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R4 SYMATTR Value 120K SYMBOL cap 2192 1552 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 330p SYMBOL cap 2336 1424 R0 SYMATTR InstName C2 SYMATTR Value 22µ SYMBOL cap 1504 1504 R0 WINDOW 3 26 58 Left 2 SYMATTR Value .01µ SYMATTR InstName C3 SYMBOL res 1504 1376 R0 SYMATTR InstName R5 SYMATTR Value 1Meg SYMBOL res 2432 1408 R0 SYMATTR InstName Rload SYMATTR Value 100 TEXT 2312 1584 Left 2 !.tran 5m startup