Version 4
SHEET 1 2808 1464
WIRE 1824 896 1616 896
WIRE 1872 896 1824 896
WIRE 1984 896 1952 896
WIRE 2032 896 1984 896
WIRE 2160 896 2096 896
WIRE 2272 896 2160 896
WIRE 2384 896 2272 896
WIRE 1616 912 1616 896
WIRE 2272 912 2272 896
WIRE 2384 912 2384 896
WIRE 1824 944 1824 896
WIRE 2160 944 2160 896
WIRE 1616 1008 1616 992
WIRE 2272 1008 2272 976
WIRE 2384 1008 2384 992
WIRE 1984 1024 1984 896
WIRE 1984 1024 1952 1024
WIRE 2160 1088 2160 1024
WIRE 2160 1088 1952 1088
WIRE 2160 1104 2160 1088
WIRE 1968 1152 1952 1152
WIRE 2064 1152 2048 1152
WIRE 2064 1168 2064 1152
WIRE 2160 1200 2160 1184
WIRE 1824 1248 1824 1232
WIRE 2064 1248 2064 1232
FLAG 2384 896 OUT
FLAG 2160 1200 0
FLAG 2272 1008 0
FLAG 2384 1008 0
FLAG 2064 1248 0
FLAG 1824 1248 0
FLAG 1616 1008 0
FLAG 1616 896 IN
SYMBOL ind 1856 912 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 20µ
SYMATTR SpiceLine Rpar=2K
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 2144 928 R0
SYMATTR InstName R1
SYMATTR Value 10.7K
SYMBOL RES 2144 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 2256 912 R0
SYMATTR InstName C2
SYMATTR Value 500µ
SYMATTR SpiceLine Rser=50m
SYMBOL CAP 2048 1168 R0
SYMATTR InstName C3
SYMATTR Value 1µ
SYMBOL VOLTAGE 1616 896 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL PowerProducts\\LT1268B 1824 1088 R0
SYMATTR InstName U1
SYMBOL RES 2368 896 R0
SYMATTR InstName Rload
SYMATTR Value 10
TEXT 2256 1096 Left 2 !.tran 10m startup