Version 4
SHEET 1 2264 1232
WIRE 1504 624 1296 624
WIRE 1600 624 1504 624
WIRE 1712 624 1664 624
WIRE 1504 640 1504 624
WIRE 1296 720 1296 624
WIRE 1504 736 1504 704
WIRE 1504 736 1456 736
WIRE 1600 736 1504 736
WIRE 1712 736 1712 624
WIRE 1712 736 1680 736
WIRE 1776 736 1712 736
WIRE 1504 752 1504 736
WIRE 1776 752 1776 736
WIRE 1152 784 976 784
WIRE 1456 784 1456 736
WIRE 1456 784 1440 784
WIRE 976 800 976 784
WIRE 1504 832 1504 816
WIRE 1776 848 1776 832
WIRE 1152 864 1136 864
WIRE 1712 864 1712 736
WIRE 1712 864 1440 864
WIRE 976 896 976 880
WIRE 1056 944 1024 944
WIRE 1152 944 1136 944
WIRE 1712 944 1712 864
WIRE 1712 944 1440 944
WIRE 1024 960 1024 944
WIRE 1712 960 1712 944
WIRE 1024 1040 1024 1024
WIRE 1296 1040 1296 1008
WIRE 1712 1040 1712 1024
FLAG 1504 832 0
FLAG 1776 848 0
FLAG 1712 1040 0
FLAG 1296 1040 0
FLAG 976 896 0
FLAG 1024 1040 0
FLAG 1776 736 OUT
FLAG 976 784 IN
SYMBOL schottky 1488 816 M180
WINDOW 0 41 56 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value MBRS340
SYMBOL DIODE 1664 608 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D2
SYMATTR Value 1N4148
SYMBOL POLCAP 1488 640 R0
SYMATTR InstName C1
SYMATTR Value .33µ
SYMBOL POLCAP 1696 960 R0
SYMATTR InstName C2
SYMATTR Value 100µ
SYMATTR SpiceLine Rser=0.05
SYMBOL IND 1584 752 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 15µ
SYMBOL VOLTAGE 976 784 R0
SYMATTR InstName V1
SYMATTR Value 10
SYMBOL cap 1008 960 R0
SYMATTR InstName C4
SYMATTR Value 500p
SYMBOL RES 1152 928 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 10K
SYMBOL PowerProducts\\LT1576-5 1296 864 R0
SYMATTR InstName U1
SYMBOL res 1760 736 R0
SYMATTR InstName Rload
SYMATTR Value 5
TEXT 1368 1048 Left 2 !.tran 1.5m startup