Version 4
SHEET 1 2468 1192
WIRE 1312 640 1152 640
WIRE 1360 640 1312 640
WIRE 1472 640 1424 640
WIRE 1600 640 1472 640
WIRE 1152 656 1152 640
WIRE 1600 688 1600 640
WIRE 1312 704 1312 640
WIRE 1472 704 1472 640
WIRE 1152 752 1152 736
WIRE 1248 784 1232 784
WIRE 1600 784 1600 752
WIRE 1600 784 1536 784
WIRE 1680 784 1600 784
WIRE 1808 784 1760 784
WIRE 1872 784 1808 784
WIRE 1600 800 1600 784
WIRE 1872 800 1872 784
WIRE 1600 880 1600 864
WIRE 1872 896 1872 880
WIRE 1040 912 992 912
WIRE 1168 912 1120 912
WIRE 1248 912 1168 912
WIRE 1808 912 1808 784
WIRE 1808 912 1536 912
WIRE 992 928 992 912
WIRE 1168 928 1168 912
WIRE 1808 928 1808 912
WIRE 1808 1008 1808 992
WIRE 992 1024 992 992
WIRE 1168 1024 1168 992
WIRE 1392 1024 1392 992
FLAG 1600 880 0
FLAG 1168 1024 0
FLAG 1872 896 0
FLAG 1808 1008 0
FLAG 1392 1024 0
FLAG 1152 752 0
FLAG 992 1024 0
FLAG 1872 784 OUT
FLAG 1152 640 IN
SYMBOL res 1136 896 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 1K
SYMBOL schottky 1584 864 M180
WINDOW 0 38 57 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value MBRS340
SYMBOL diode 1360 624 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D2
SYMATTR Value 1N914
SYMBOL POLCAP 1792 928 R0
SYMATTR InstName C1
SYMATTR Value 100µ
SYMATTR SpiceLine Rser=0.05
SYMBOL IND 1664 800 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 10µ
SYMATTR SpiceLine Rser=0.02 Rpar=5000
SYMBOL VOLTAGE 1152 640 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL cap 1152 928 R0
SYMATTR InstName C3
SYMATTR Value .001µ
SYMBOL cap 976 928 R0
SYMATTR InstName C4
SYMATTR Value .025µ
SYMBOL cap 1584 688 R0
SYMATTR InstName C5
SYMATTR Value .22µ
SYMBOL PowerProducts\\LT1507-3.3 1392 848 R0
SYMATTR InstName U1
SYMBOL res 1856 784 R0
SYMATTR InstName Rload
SYMATTR Value 3.3
TEXT 1464 1056 Left 2 !.tran 1m startup