Version 4 SHEET 1 2424 2180 WIRE 1680 1056 1536 1056 WIRE 2064 1056 1680 1056 WIRE 1536 1072 1536 1056 WIRE 2064 1088 2064 1056 WIRE 1680 1136 1680 1056 WIRE 1712 1136 1680 1136 WIRE 1536 1168 1536 1152 WIRE 1712 1200 1632 1200 WIRE 2064 1200 2064 1168 WIRE 2064 1200 2000 1200 WIRE 1712 1264 1632 1264 WIRE 2128 1264 2000 1264 WIRE 2240 1264 2128 1264 WIRE 2336 1264 2240 1264 WIRE 2128 1280 2128 1264 WIRE 2240 1280 2240 1264 WIRE 2336 1280 2336 1264 WIRE 1712 1328 1696 1328 WIRE 2032 1328 2000 1328 WIRE 2032 1376 2032 1328 WIRE 2128 1376 2128 1360 WIRE 2128 1376 2032 1376 WIRE 2240 1376 2240 1344 WIRE 2336 1376 2336 1360 WIRE 2128 1392 2128 1376 WIRE 2032 1408 2032 1376 WIRE 2032 1504 2032 1472 WIRE 2128 1504 2128 1472 FLAG 1696 1328 0 FLAG 1536 1168 0 FLAG 2240 1376 0 FLAG 2336 1376 0 FLAG 2336 1264 OUT FLAG 1536 1056 IN FLAG 2128 1504 0 FLAG 2032 1504 0 SYMBOL cap 1616 1200 R0 WINDOW 0 33 18 Left 2 WINDOW 3 30 49 Left 2 SYMATTR InstName C2 SYMATTR Value 0.1µ SYMBOL VOLTAGE 1536 1056 R0 SYMATTR InstName V1 SYMATTR Value 5 SYMBOL cap 2224 1280 R0 SYMATTR InstName C3 SYMATTR Value 3.3µ SYMBOL RES 2320 1264 R0 SYMATTR InstName Rload SYMATTR Value 800 SYMBOL res 2048 1072 R0 SYMATTR InstName R1 SYMATTR Value 10k SYMBOL PowerProducts\\LTC1261CS8 1856 1232 R0 SYMATTR InstName U1 SYMBOL res 2112 1264 R0 SYMATTR InstName R2 SYMATTR Value 10k SYMBOL res 2112 1376 R0 SYMATTR InstName R3 SYMATTR Value 22.3k SYMBOL cap 2016 1408 R0 SYMATTR InstName C1 SYMATTR Value 100p TEXT 1816 1408 Left 2 !.tran 2m