Version 4 SHEET 1 2652 1736 WIRE 1536 1280 1440 1280 WIRE 1712 1280 1536 1280 WIRE 1440 1296 1440 1280 WIRE 1712 1296 1712 1280 WIRE 1536 1360 1536 1280 WIRE 1552 1360 1536 1360 WIRE 1920 1360 1872 1360 WIRE 2064 1360 2000 1360 WIRE 1440 1392 1440 1376 WIRE 1440 1472 1424 1472 WIRE 1552 1472 1520 1472 WIRE 1920 1472 1872 1472 WIRE 2064 1472 2064 1360 WIRE 2064 1472 2000 1472 WIRE 2160 1472 2064 1472 WIRE 2240 1472 2160 1472 WIRE 2320 1472 2240 1472 WIRE 2064 1488 2064 1472 WIRE 2160 1488 2160 1472 WIRE 2240 1488 2240 1472 WIRE 2320 1488 2320 1472 WIRE 1552 1584 1536 1584 WIRE 2064 1584 2064 1568 WIRE 2064 1584 1872 1584 WIRE 2160 1584 2160 1552 WIRE 2160 1584 2064 1584 WIRE 2240 1584 2240 1552 WIRE 2320 1584 2320 1568 WIRE 2064 1600 2064 1584 WIRE 1648 1680 1648 1664 WIRE 1776 1680 1776 1664 WIRE 2064 1696 2064 1680 FLAG 1776 1680 0 FLAG 1648 1680 0 FLAG 1440 1392 0 FLAG 1536 1584 0 FLAG 2320 1584 0 FLAG 2064 1696 0 FLAG 2240 1584 0 FLAG 1424 1472 0 FLAG 1440 1280 IN FLAG 2320 1472 OUT SYMBOL ind 1904 1488 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 150n SYMATTR SpiceLine Rser=3m SYMBOL RES 2048 1472 R0 SYMATTR InstName R1 SYMATTR Value 260K SYMBOL VOLTAGE 1440 1280 R0 SYMATTR InstName V1 SYMATTR Value 4 SYMBOL res 2048 1584 R0 SYMATTR InstName R2 SYMATTR Value 100K SYMBOL cap 2224 1488 R0 SYMATTR InstName C1 SYMATTR Value 47µ SYMBOL res 2016 1344 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R4 SYMATTR Value 500K SYMBOL cap 2144 1488 R0 SYMATTR InstName C3 SYMATTR Value 2.2p SYMBOL res 2304 1472 R0 SYMATTR InstName Rload SYMATTR Value .4 SYMBOL res 1536 1456 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 70.7K SYMBOL LTC3309B 1712 1456 R0 SYMATTR InstName U1 TEXT 2200 1696 Left 2 !.tran 1.5m startup