Version 4 SHEET 1 2248 2612 WIRE 1440 2160 1264 2160 WIRE 1760 2160 1728 2160 WIRE 1856 2160 1824 2160 WIRE 1264 2176 1264 2160 WIRE 1440 2256 1360 2256 WIRE 1856 2256 1728 2256 WIRE 1968 2256 1856 2256 WIRE 1264 2272 1264 2256 WIRE 1360 2272 1360 2256 WIRE 1856 2272 1856 2256 WIRE 1968 2272 1968 2256 WIRE 1360 2352 1360 2336 WIRE 1440 2352 1360 2352 WIRE 1792 2352 1728 2352 WIRE 1792 2368 1792 2352 WIRE 1856 2368 1856 2336 WIRE 1968 2368 1968 2352 WIRE 1440 2448 1408 2448 WIRE 1792 2448 1792 2432 WIRE 1792 2448 1728 2448 FLAG 1264 2272 0 FLAG 1408 2448 0 FLAG 1856 2368 0 FLAG 1968 2368 0 FLAG 1968 2256 OUT FLAG 1856 2160 0 FLAG 1264 2160 IN SYMBOL cap 1776 2368 R0 SYMATTR InstName C1 SYMATTR Value 1µ SYMBOL cap 1344 2272 R0 SYMATTR InstName C2 SYMATTR Value 1µ SYMBOL cap 1840 2272 R0 SYMATTR InstName C3 SYMATTR Value 10µ SYMBOL RES 1952 2256 R0 SYMATTR InstName Rload SYMATTR Value 18 SYMBOL VOLTAGE 1264 2160 R0 SYMATTR InstName V1 SYMATTR Value 4 SYMBOL cap 1824 2144 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C4 SYMATTR Value .01µ SYMBOL PowerProducts\\LTC1911-1.8 1584 2304 R0 SYMATTR InstName U1 TEXT 1864 2448 Left 2 !.tran 8m startup