Version 4
SHEET 1 2720 1336
WIRE 1632 592 1328 592
WIRE 1808 592 1632 592
WIRE 1952 592 1808 592
WIRE 2080 592 1952 592
WIRE 1632 608 1632 592
WIRE 1808 608 1808 592
WIRE 1584 624 1136 624
WIRE 1952 624 1952 592
WIRE 2080 624 2080 592
WIRE 1328 656 1328 592
WIRE 1584 704 1584 624
WIRE 1632 704 1632 688
WIRE 1632 704 1584 704
WIRE 1808 704 1808 672
WIRE 1808 704 1632 704
WIRE 1136 720 1136 624
WIRE 1168 720 1136 720
WIRE 1520 720 1488 720
WIRE 1632 720 1632 704
WIRE 1952 736 1952 688
WIRE 2080 736 2080 704
WIRE 992 800 976 800
WIRE 1088 800 1072 800
WIRE 1168 800 1152 800
WIRE 1584 800 1488 800
WIRE 1168 880 1136 880
WIRE 1520 880 1520 784
WIRE 1520 880 1488 880
WIRE 1632 880 1632 816
WIRE 1632 880 1520 880
WIRE 1696 880 1632 880
WIRE 1824 880 1776 880
WIRE 1920 880 1824 880
WIRE 2048 880 1920 880
WIRE 2192 880 2048 880
WIRE 1824 896 1824 880
WIRE 1920 896 1920 880
WIRE 1632 912 1632 880
WIRE 2048 912 2048 880
WIRE 2192 912 2192 880
WIRE 1328 976 1328 944
WIRE 1632 992 1632 976
WIRE 1824 992 1824 960
WIRE 1920 992 1920 976
WIRE 1920 992 1824 992
WIRE 1920 1008 1920 992
WIRE 1136 1024 1136 880
WIRE 1824 1024 1824 992
WIRE 1824 1024 1136 1024
WIRE 2048 1024 2048 976
WIRE 2192 1024 2192 992
WIRE 1920 1104 1920 1088
FLAG 2080 592 IN
FLAG 2192 880 OUT
FLAG 2080 736 0
FLAG 2048 1024 0
FLAG 2192 1024 0
FLAG 1920 1104 0
FLAG 1632 992 0
FLAG 1328 976 0
FLAG 1952 736 0
FLAG 976 800 0
SYMBOL IND 1680 896 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 5 56 VBottom 0
SYMATTR InstName L1
SYMATTR Value 10µ
SYMATTR SpiceLine Rser=0.02
SYMBOL NMOS 1584 720 R0
SYMATTR InstName Q1
SYMATTR Value Si4412DY
SYMBOL VOLTAGE 2080 608 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMATTR SpiceLine RSER=.01
SYMBOL cap 1152 784 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C2
SYMATTR Value 470p
SYMBOL RES 1616 592 R0
SYMATTR InstName R1
SYMATTR Value .033
SYMBOL res 1904 992 R0
SYMATTR InstName R2
SYMATTR Value 11K
SYMBOL res 1904 880 R0
SYMATTR InstName R3
SYMATTR Value 35.7K
SYMBOL res 1088 784 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R4
SYMATTR Value 6.8K
SYMBOL schottky 1616 976 M180
WINDOW 0 24 72 Left 0
WINDOW 3 25 2 Left 0
SYMATTR InstName D1
SYMATTR Value MBRS340
SYMBOL cap 1504 720 R0
WINDOW 3 24 60 Left 0
SYMATTR Value .1µ
SYMATTR InstName C3
SYMBOL cap 1808 896 R0
SYMATTR InstName C4
SYMATTR Value 100p
SYMBOL cap 1792 608 R0
SYMATTR InstName C5
SYMATTR Value 1000p
SYMBOL LOAD2 2192 912 R0
SYMATTR InstName Iload
SYMATTR Value 3000mA
SYMATTR SpiceLine LOAD
SYMBOL polcap 2032 912 R0
WINDOW 3 36 38 Left 0
WINDOW 40 26 65 Left 0
SYMATTR Value 100µ
SYMATTR SpiceLine2 x2
SYMATTR InstName C6
SYMATTR SpiceLine Rser=50m
SYMBOL polcap 1936 624 R0
WINDOW 3 39 37 Left 0
WINDOW 40 28 69 Left 0
SYMATTR Value 22µ
SYMATTR SpiceLine2 x2
SYMATTR InstName C7
SYMBOL POWERPRODUCTS\\LTC1624 1328 800 R0
SYMATTR InstName U1
TEXT 1480 1056 Left 0 !.tran 1 steady
TEXT 1488 1104 Left 0 !.ic V(out)=5