Version 4
SHEET 1 2984 1416
WIRE 1536 752 1392 752
WIRE 2272 752 1536 752
WIRE 1392 768 1392 752
WIRE 1808 816 1744 816
WIRE 1904 816 1808 816
WIRE 1984 816 1904 816
WIRE 2096 816 2048 816
WIRE 2144 816 2096 816
WIRE 2272 816 2272 752
WIRE 2272 816 2208 816
WIRE 1536 832 1536 752
WIRE 1808 832 1808 816
WIRE 1904 832 1904 816
WIRE 1392 864 1392 848
WIRE 2096 896 2096 816
WIRE 1808 912 1808 896
WIRE 1904 912 1904 896
WIRE 2272 928 2272 816
WIRE 1744 944 1744 816
WIRE 1536 1008 1536 912
WIRE 1584 1008 1536 1008
WIRE 2224 1008 1904 1008
WIRE 1408 1072 1376 1072
WIRE 1504 1072 1488 1072
WIRE 1584 1072 1504 1072
WIRE 1920 1072 1904 1072
WIRE 2096 1072 2096 960
WIRE 2096 1072 2000 1072
WIRE 2272 1072 2272 1024
WIRE 2272 1072 2096 1072
WIRE 2336 1072 2272 1072
WIRE 2448 1072 2416 1072
WIRE 2496 1072 2448 1072
WIRE 2608 1072 2496 1072
WIRE 2272 1088 2272 1072
WIRE 2496 1088 2496 1072
WIRE 2608 1088 2608 1072
WIRE 1376 1104 1376 1072
WIRE 1504 1104 1504 1072
WIRE 2176 1136 1904 1136
WIRE 2176 1168 2176 1136
WIRE 2224 1168 2176 1168
WIRE 2496 1184 2496 1152
WIRE 2608 1184 2608 1168
WIRE 1376 1200 1376 1168
WIRE 1504 1200 1504 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 2496 1184 0
FLAG 1392 864 0
FLAG 2608 1184 0
FLAG 2608 1072 OUT
FLAG 2272 1200 0
FLAG 1376 1200 0
FLAG 1504 1200 0
FLAG 1904 912 0
FLAG 1808 912 0
FLAG 1392 752 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 1392 752 R0
SYMATTR InstName V1
SYMATTR Value 8
SYMBOL polcap 2480 1088 R0
WINDOW 123 31 59 Left 2
WINDOW 3 38 34 Left 2
SYMATTR Value2 x7
SYMATTR Value 330µ
SYMATTR SpiceLine Rser=.1
SYMATTR InstName C1
SYMBOL NMOS 2224 1088 R0
SYMATTR InstName Q1
SYMATTR Value IRF7201
SYMBOL cap 1488 1104 R0
SYMATTR InstName C3
SYMATTR Value 150p
SYMBOL cap 1360 1104 R0
SYMATTR InstName C4
SYMATTR Value .022µ
SYMBOL res 1504 1056 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 10K
SYMBOL res 1520 816 R0
SYMATTR InstName R2
SYMATTR Value 50K
SYMBOL NMOS 2224 928 R0
SYMATTR InstName Q2
SYMATTR Value IRF7201
SYMBOL res 2016 1056 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 20
SYMBOL schottky 2048 800 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D1
SYMATTR Value MBR0530L
SYMBOL schottky 2208 800 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 832 R0
SYMATTR InstName C6
SYMATTR Value .01µ
SYMBOL polcap 1888 832 R0
SYMATTR InstName C7
SYMATTR Value 10µ
SYMBOL PowerProducts\\LTC1530-1.9 1744 1104 R0
SYMATTR InstName U1
SYMBOL res 2592 1072 R0
SYMATTR InstName Rload
SYMATTR Value .14
TEXT 2160 1272 Left 2 !.tran 5m startup