Version 4
SHEET 1 2968 1208
WIRE 2288 752 2096 752
WIRE 2352 752 2288 752
WIRE 2464 752 2416 752
WIRE 2288 768 2288 752
WIRE 2096 800 2096 752
WIRE 1952 864 1744 864
WIRE 2288 864 2288 832
WIRE 2288 864 2240 864
WIRE 2352 864 2288 864
WIRE 2464 864 2464 752
WIRE 2464 864 2432 864
WIRE 2592 864 2464 864
WIRE 2704 864 2592 864
WIRE 1744 880 1744 864
WIRE 2592 880 2592 864
WIRE 2704 880 2704 864
WIRE 2464 896 2464 864
WIRE 2288 912 2288 864
WIRE 1952 944 1920 944
WIRE 1744 976 1744 960
WIRE 2592 976 2592 944
WIRE 2704 976 2704 960
WIRE 2288 992 2288 976
WIRE 1856 1024 1808 1024
WIRE 1952 1024 1936 1024
WIRE 2464 1024 2464 976
WIRE 2464 1024 2240 1024
WIRE 1808 1040 1808 1024
WIRE 2464 1040 2464 1024
WIRE 2096 1104 2096 1088
WIRE 1808 1120 1808 1104
WIRE 2464 1136 2464 1120
FLAG 1744 976 0
FLAG 2096 1104 0
FLAG 1808 1120 0
FLAG 2592 976 0
FLAG 2288 992 0
FLAG 2464 1136 0
FLAG 2704 976 0
FLAG 2704 864 OUT
FLAG 1744 864 IN
SYMBOL VOLTAGE 1744 864 R0
SYMATTR InstName V1
SYMATTR Value 10
SYMBOL cap 1792 1040 R0
SYMATTR InstName C1
SYMATTR Value 500p
SYMBOL ind 2336 880 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 15µ
SYMBOL cap 2272 768 R0
SYMATTR InstName C2
SYMATTR Value .33µ
SYMBOL polcap 2576 880 R0
SYMATTR InstName C3
SYMATTR Value 100µ
SYMATTR SpiceLine Rser=.05
SYMBOL schottky 2272 976 M180
WINDOW 0 24 72 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value 1N5818
SYMBOL RES 2448 880 R0
SYMATTR InstName R1
SYMATTR Value 8.66K
SYMBOL res 2448 1024 R0
SYMATTR InstName R2
SYMATTR Value 4.99K
SYMBOL diode 2416 768 M270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D2
SYMATTR Value 1N914
SYMBOL res 1952 1008 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 10K
SYMBOL POWERPRODUCTS\\LT1578 2096 944 R0
SYMATTR InstName U1
SYMBOL res 2688 864 R0
SYMATTR InstName Rload
SYMATTR Value 5
TEXT 2616 1080 Left 2 !.tran 1m startup