Version 4
SHEET 1 2984 1416
WIRE 1536 736 1440 736
WIRE 2272 736 1536 736
WIRE 1440 752 1440 736
WIRE 1808 800 1744 800
WIRE 1904 800 1808 800
WIRE 1984 800 1904 800
WIRE 2096 800 2048 800
WIRE 2144 800 2096 800
WIRE 2272 800 2272 736
WIRE 2272 800 2208 800
WIRE 1536 816 1536 736
WIRE 1808 816 1808 800
WIRE 1904 816 1904 800
WIRE 1440 848 1440 832
WIRE 1808 896 1808 880
WIRE 1904 896 1904 880
WIRE 2096 896 2096 800
WIRE 2272 928 2272 800
WIRE 1744 944 1744 800
WIRE 1536 1008 1536 896
WIRE 1584 1008 1536 1008
WIRE 2224 1008 1904 1008
WIRE 1392 1072 1344 1072
WIRE 1504 1072 1472 1072
WIRE 1584 1072 1504 1072
WIRE 1952 1072 1904 1072
WIRE 2096 1072 2096 960
WIRE 2096 1072 2032 1072
WIRE 2272 1072 2272 1024
WIRE 2272 1072 2096 1072
WIRE 2336 1072 2272 1072
WIRE 2448 1072 2416 1072
WIRE 2512 1072 2448 1072
WIRE 2624 1072 2512 1072
WIRE 1344 1088 1344 1072
WIRE 1504 1088 1504 1072
WIRE 2272 1088 2272 1072
WIRE 2512 1088 2512 1072
WIRE 2624 1088 2624 1072
WIRE 2176 1136 1904 1136
WIRE 1344 1168 1344 1152
WIRE 1504 1168 1504 1152
WIRE 2176 1168 2176 1136
WIRE 2224 1168 2176 1168
WIRE 2512 1184 2512 1152
WIRE 2624 1184 2624 1168
WIRE 2080 1200 1904 1200
WIRE 2272 1200 2272 1184
WIRE 2080 1232 2080 1200
WIRE 2448 1232 2448 1072
WIRE 2448 1232 2080 1232
WIRE 1744 1296 1744 1264
FLAG 1744 1296 0
FLAG 2512 1184 0
FLAG 1440 848 0
FLAG 2624 1184 0
FLAG 2624 1072 OUT
FLAG 2272 1200 0
FLAG 1344 1168 0
FLAG 1504 1168 0
FLAG 1904 896 0
FLAG 1808 896 0
FLAG 1440 736 IN
SYMBOL ind 2320 1088 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 5µ
SYMBOL VOLTAGE 1440 736 R0
SYMATTR InstName V1
SYMATTR Value 8
SYMBOL polcap 2496 1088 R0
WINDOW 123 29 58 Left 2
WINDOW 3 37 34 Left 2
SYMATTR Value2 x7
SYMATTR SpiceLine Rser=.1
SYMATTR InstName C1
SYMATTR Value 330µ
SYMBOL NMOS 2224 1088 R0
SYMATTR InstName Q1
SYMATTR Value IRF7201
SYMBOL cap 1488 1088 R0
SYMATTR InstName C3
SYMATTR Value 150p
SYMBOL cap 1328 1088 R0
SYMATTR InstName C4
SYMATTR Value .022µ
SYMBOL res 1488 1056 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 10K
SYMBOL res 1520 800 R0
SYMATTR InstName R2
SYMATTR Value 50K
SYMBOL NMOS 2224 928 R0
SYMATTR InstName Q2
SYMATTR Value IRF7201
SYMBOL res 2048 1056 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 20
SYMBOL schottky 2048 784 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D1
SYMATTR Value MBR0530L
SYMBOL schottky 2208 784 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D2
SYMATTR Value MBR0530L
SYMBOL cap 2080 896 R0
SYMATTR InstName C5
SYMATTR Value .22µ
SYMBOL cap 1792 816 R0
SYMATTR InstName C6
SYMATTR Value .01µ
SYMBOL polcap 1888 816 R0
SYMATTR InstName C7
SYMATTR Value 10µ
SYMBOL PowerProducts\\LTC1530-2.5 1744 1104 R0
SYMATTR InstName U1
SYMBOL res 2608 1072 R0
SYMATTR InstName Rload
SYMATTR Value .2
TEXT 2248 1264 Left 2 !.tran 5m startup