Version 4 SHEET 1 2776 1716 WIRE 1904 1136 1728 1136 WIRE 2080 1136 1904 1136 WIRE 2256 1136 2080 1136 WIRE 1904 1152 1904 1136 WIRE 2256 1152 2256 1136 WIRE 2080 1184 2080 1136 WIRE 1728 1200 1728 1136 WIRE 2256 1248 2256 1232 WIRE 1424 1264 1376 1264 WIRE 1568 1264 1488 1264 WIRE 2032 1264 1888 1264 WIRE 1392 1360 1376 1360 WIRE 1472 1360 1456 1360 WIRE 1568 1360 1552 1360 WIRE 1904 1360 1904 1216 WIRE 1904 1360 1888 1360 WIRE 1936 1360 1904 1360 WIRE 2080 1360 2080 1280 WIRE 2080 1360 2000 1360 WIRE 2128 1360 2080 1360 WIRE 2256 1360 2208 1360 WIRE 2352 1360 2256 1360 WIRE 2464 1360 2352 1360 WIRE 2560 1360 2464 1360 WIRE 2080 1376 2080 1360 WIRE 2464 1376 2464 1360 WIRE 2560 1376 2560 1360 WIRE 2256 1408 2256 1360 WIRE 2352 1408 2352 1360 WIRE 1568 1456 1536 1456 WIRE 2032 1456 1888 1456 WIRE 2464 1472 2464 1440 WIRE 2560 1472 2560 1456 WIRE 2080 1488 2080 1472 WIRE 1728 1536 1728 1520 WIRE 1536 1568 1536 1456 WIRE 2256 1568 2256 1488 WIRE 2256 1568 1536 1568 WIRE 2352 1568 2352 1472 WIRE 2352 1568 2256 1568 WIRE 2256 1584 2256 1568 WIRE 2256 1680 2256 1664 FLAG 1376 1360 0 FLAG 1376 1264 0 FLAG 1728 1536 0 FLAG 2080 1488 0 FLAG 2464 1472 0 FLAG 2560 1472 0 FLAG 2256 1248 0 FLAG 2560 1360 OUT FLAG 2256 1680 0 FLAG 2256 1136 IN SYMBOL cap 1456 1344 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value .01µ SYMBOL cap 1488 1248 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C2 SYMATTR Value .01µ SYMBOL RES 1568 1344 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 15K SYMBOL NMOS 2032 1184 R0 SYMATTR InstName Q1 SYMATTR Value Si9428DY SYMBOL nmos 2032 1376 R0 SYMATTR InstName Q2 SYMATTR Value Si9428DY SYMBOL schottky 1888 1152 R0 SYMATTR InstName D1 SYMATTR Value MBR0520L SYMBOL cap 2000 1344 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value .1µ SYMBOL ind 2112 1376 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 3.2µ SYMBOL cap 2448 1376 R0 SYMATTR InstName C4 SYMATTR Value 270µ SYMATTR SpiceLine Rser=.01 SYMBOL VOLTAGE 2256 1136 R0 SYMATTR InstName V1 SYMATTR Value 5 SYMBOL RES 2240 1392 R0 SYMATTR InstName R2 SYMATTR Value 4.3K SYMBOL RES 2240 1568 R0 SYMATTR InstName R3 SYMATTR Value 10.2K SYMBOL cap 2336 1408 R0 SYMATTR InstName C5 SYMATTR Value .0033µ SYMBOL POWERPRODUCTS\\LTC3830-1 1728 1360 R0 SYMATTR InstName U1 SYMBOL res 2544 1360 R0 SYMATTR InstName Rload SYMATTR Value 5 TEXT 2000 1616 Left 2 !.tran 1m startup