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 2048 1360 2000 1360
WIRE 1440 1392 1440 1376
WIRE 1536 1472 1536 1360
WIRE 1552 1472 1536 1472
WIRE 1920 1472 1872 1472
WIRE 2048 1472 2048 1360
WIRE 2048 1472 2000 1472
WIRE 2144 1472 2048 1472
WIRE 2224 1472 2144 1472
WIRE 2304 1472 2224 1472
WIRE 2048 1488 2048 1472
WIRE 2144 1488 2144 1472
WIRE 2224 1488 2224 1472
WIRE 2304 1488 2304 1472
WIRE 1552 1584 1536 1584
WIRE 2048 1584 2048 1568
WIRE 2048 1584 1872 1584
WIRE 2144 1584 2144 1552
WIRE 2144 1584 2048 1584
WIRE 2224 1584 2224 1552
WIRE 2304 1584 2304 1568
WIRE 2048 1600 2048 1584
WIRE 1648 1680 1648 1664
WIRE 1776 1680 1776 1664
WIRE 2048 1696 2048 1680
FLAG 1776 1680 0
FLAG 1648 1680 0
FLAG 1440 1392 0
FLAG 1536 1584 0
FLAG 2304 1584 0
FLAG 2048 1696 0
FLAG 2224 1584 0
FLAG 1440 1280 IN
FLAG 2304 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 2032 1472 R0
SYMATTR InstName R1
SYMATTR Value 56.2k
SYMBOL VOLTAGE 1440 1280 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL res 2032 1584 R0
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL cap 2208 1488 R0
SYMATTR InstName C1
SYMATTR Value 10µ
SYMATTR SpiceLine Rser=2m
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 2128 1488 R0
SYMATTR InstName C3
SYMATTR Value 6.8p
SYMBOL res 2288 1472 R0
SYMATTR InstName Rload
SYMATTR Value 1.2
SYMBOL LTC3307B 1712 1456 R0
SYMATTR InstName U1
TEXT 2184 1696 Left 2 !.tran 1.5m startup