Version 4
SHEET 1 2652 1736
WIRE 1536 1264 1440 1264
WIRE 1712 1264 1536 1264
WIRE 1440 1280 1440 1264
WIRE 1712 1280 1712 1264
WIRE 1536 1344 1536 1264
WIRE 1552 1344 1536 1344
WIRE 1904 1344 1872 1344
WIRE 2016 1344 1984 1344
WIRE 1440 1376 1440 1360
WIRE 1536 1456 1536 1344
WIRE 1552 1456 1536 1456
WIRE 1904 1456 1872 1456
WIRE 2016 1456 2016 1344
WIRE 2016 1456 1984 1456
WIRE 2112 1456 2016 1456
WIRE 2192 1456 2112 1456
WIRE 2272 1456 2192 1456
WIRE 2016 1472 2016 1456
WIRE 2112 1472 2112 1456
WIRE 2192 1472 2192 1456
WIRE 2272 1472 2272 1456
WIRE 1552 1568 1536 1568
WIRE 2016 1568 2016 1552
WIRE 2016 1568 1872 1568
WIRE 2112 1568 2112 1536
WIRE 2112 1568 2016 1568
WIRE 2192 1568 2192 1536
WIRE 2272 1568 2272 1552
WIRE 2016 1584 2016 1568
WIRE 1648 1664 1648 1648
WIRE 1776 1664 1776 1648
WIRE 2016 1680 2016 1664
FLAG 1776 1664 0
FLAG 1648 1664 0
FLAG 1440 1376 0
FLAG 1536 1568 0
FLAG 2272 1568 0
FLAG 2016 1680 0
FLAG 2192 1568 0
FLAG 1440 1264 IN
FLAG 2272 1456 OUT
SYMBOL ind 1888 1472 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 330n
SYMBOL RES 2000 1456 R0
SYMATTR InstName R1
SYMATTR Value 260K
SYMBOL VOLTAGE 1440 1264 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL res 2000 1568 R0
SYMATTR InstName R2
SYMATTR Value 100K
SYMBOL cap 2176 1472 R0
SYMATTR InstName C1
SYMATTR Value 22µ
SYMBOL res 2000 1328 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 500K
SYMBOL cap 2096 1472 R0
SYMATTR InstName C3
SYMATTR Value 2.2p
SYMBOL res 2256 1456 R0
SYMATTR InstName Rload
SYMATTR Value 1
SYMBOL LTC3307A 1712 1456 R0
SYMATTR InstName U1
TEXT 2152 1680 Left 2 !.tran 1.5m startup