Version 4 SHEET 1 2800 1480 WIRE 1824 896 1600 896 WIRE 1888 896 1824 896 WIRE 2000 896 1968 896 WIRE 2032 896 2000 896 WIRE 2144 896 2096 896 WIRE 2256 896 2144 896 WIRE 2368 896 2256 896 WIRE 1600 912 1600 896 WIRE 2256 912 2256 896 WIRE 2368 912 2368 896 WIRE 1824 944 1824 896 WIRE 2144 992 2144 896 WIRE 1600 1008 1600 992 WIRE 2256 1008 2256 976 WIRE 2368 1008 2368 992 WIRE 2000 1024 2000 896 WIRE 2000 1024 1952 1024 WIRE 2144 1088 2144 1072 WIRE 2144 1088 1952 1088 WIRE 2144 1104 2144 1088 WIRE 1968 1152 1952 1152 WIRE 2064 1152 2048 1152 WIRE 2064 1168 2064 1152 WIRE 2144 1200 2144 1184 WIRE 1824 1248 1824 1232 WIRE 2064 1248 2064 1232 FLAG 2368 896 OUT FLAG 2144 1200 0 FLAG 2256 1008 0 FLAG 2368 1008 0 FLAG 2064 1248 0 FLAG 1824 1248 0 FLAG 1600 1008 0 FLAG 1600 896 IN SYMBOL IND 1872 912 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 50µ SYMATTR SpiceLine Rser=0.02 Rpar=5000 SYMBOL schottky 2032 912 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D1 SYMATTR Value MBRS360 SYMBOL RES 2128 976 R0 SYMATTR InstName R1 SYMATTR Value 10.7K SYMBOL RES 2128 1088 R0 SYMATTR InstName R2 SYMATTR Value 1.24K SYMBOL RES 1952 1168 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R3 SYMATTR Value 1K SYMBOL polcap 2240 912 R0 SYMATTR InstName C2 SYMATTR Value 390µ SYMATTR SpiceLine Rser=.05 SYMBOL CAP 2048 1168 R0 SYMATTR InstName C3 SYMATTR Value 1µ SYMBOL VOLTAGE 1600 896 R0 SYMATTR InstName V1 SYMATTR Value 5 SYMBOL POWERPRODUCTS\\LT1269 1824 1088 R0 SYMATTR InstName U1 SYMBOL RES 2352 896 R0 SYMATTR InstName Rload SYMATTR Value 20 TEXT 2240 1240 Left 2 !.tran 15m startup