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SYMBOL NMOS -784 496 M0 WINDOW 0 37 -3 Right 2 WINDOW 3 22 108 Right 2 SYMATTR InstName Q1 SYMATTR Value FDS6680A SYMBOL nmos -784 784 M0 WINDOW 0 37 2 Right 2 WINDOW 3 26 99 Right 2 SYMATTR InstName Q2 SYMATTR Value FDS6680A SYMBOL cap -720 656 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value .1µ SYMBOL schottky -704 480 R0 SYMATTR InstName D1 SYMATTR Value 1N5817 SYMBOL cap -592 448 R0 SYMATTR InstName C2 SYMATTR Value 1µ SYMBOL schottky -960 880 M180 WINDOW 0 24 72 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D2 SYMATTR Value 1N5817 SYMBOL ind -960 784 M270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 6.3µ SYMATTR SpiceLine Rpar=10000 SYMBOL cap -720 976 R0 SYMATTR InstName C3 SYMATTR Value 1000p SYMBOL res -816 1152 R0 SYMATTR InstName R1 SYMATTR Value 20K SYMBOL res -864 1136 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 105K SYMBOL cap -1104 1168 R0 SYMATTR InstName C4 SYMATTR Value 47µ SYMBOL cap -512 1232 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C5 SYMATTR Value 220p SYMBOL cap -512 1328 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C6 SYMATTR Value .002µ SYMBOL res -576 1232 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 15K SYMBOL VOLTAGE -944 400 R0 SYMATTR InstName V1 SYMATTR Value 7 SYMBOL nmos 192 496 R0 SYMATTR InstName Q3 SYMATTR Value FDS6680A SYMBOL nmos 192 784 R0 SYMATTR InstName Q4 SYMATTR Value FDS6680A SYMBOL cap 128 656 M90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C7 SYMATTR Value .1µ SYMBOL schottky 16 480 R0 SYMATTR InstName D3 SYMATTR Value 1N5817 SYMBOL schottky 384 864 M180 WINDOW 0 24 72 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D4 SYMATTR Value 1N5817 SYMBOL res 576 944 R0 SYMATTR InstName R4 SYMATTR Value .01 SYMBOL cap 16 976 R0 SYMATTR InstName C8 SYMATTR Value 1000p SYMBOL res 256 1152 R0 SYMATTR InstName R5 SYMATTR Value 20K SYMBOL res 416 1136 M90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R6 SYMATTR Value 63.4K SYMBOL cap 576 1184 R0 SYMATTR InstName C9 SYMATTR Value 47µ SYMBOL cap 16 1264 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C10 SYMATTR Value 220p SYMBOL cap 0 1360 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C11 SYMATTR Value .002µ SYMBOL res 80 1264 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R7 SYMATTR Value 15K SYMBOL ind 448 784 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L2 SYMATTR Value 6.3µ SYMATTR SpiceLine Rpar=10000 SYMBOL res -1104 944 R0 SYMATTR InstName R8 SYMATTR Value .01 SYMBOL RES -1024 1328 R0 SYMATTR InstName R9 SYMATTR Value 10K SYMBOL voltage -240 1648 R0 SYMATTR InstName V2 SYMATTR Value SIN(1 1 160K) SYMBOL res -16 1536 M90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R10 SYMATTR Value 10K SYMBOL cap 96 1536 M90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C12 SYMATTR Value 500p SYMBOL PowerProducts\\LTC3707-SYNC -240 960 R0 SYMATTR InstName U1 SYMBOL res 672 1152 R0 SYMATTR InstName Rload2 SYMATTR Value 100 SYMBOL RES -1232 1152 R0 SYMATTR InstName Rload1 SYMATTR Value 100 TEXT 304 1416 Left 2 !.tran 3.5m startup