Version 4
SHEET 1 1400 2464
WIRE -704 464 -784 464
WIRE -576 464 -704 464
WIRE -240 464 -576 464
WIRE 16 464 -240 464
WIRE 144 464 16 464
WIRE 256 464 144 464
WIRE 384 464 256 464
WIRE 464 464 384 464
WIRE 560 464 464 464
WIRE -784 480 -784 464
WIRE -576 480 -576 464
WIRE 16 480 16 464
WIRE 144 480 144 464
WIRE 256 480 256 464
WIRE 560 496 560 464
WIRE -240 544 -240 464
WIRE -784 576 -784 560
WIRE -576 576 -576 560
WIRE -464 576 -576 576
WIRE 512 576 -16 576
WIRE 256 672 256 544
WIRE 256 672 -16 672
WIRE 288 672 256 672
WIRE 560 672 560 592
WIRE 560 672 352 672
WIRE -640 768 -656 768
WIRE -544 768 -560 768
WIRE -464 768 -480 768
WIRE 560 768 560 672
WIRE 560 768 -16 768
WIRE 704 768 560 768
WIRE 752 768 704 768
WIRE 864 768 832 768
WIRE 880 768 864 768
WIRE 976 768 960 768
WIRE 560 784 560 768
WIRE 704 800 704 768
WIRE -608 864 -656 864
WIRE -464 864 -528 864
WIRE 512 864 -16 864
WIRE 704 880 704 864
WIRE 560 896 560 880
WIRE -704 960 -704 464
WIRE -464 960 -704 960
WIRE 48 960 -16 960
WIRE 864 960 864 768
WIRE 864 960 48 960
WIRE 48 976 48 960
WIRE -464 1056 -496 1056
WIRE 48 1056 48 1040
WIRE 48 1056 -16 1056
WIRE 976 1056 976 768
WIRE 976 1056 48 1056
WIRE 464 1072 464 464
WIRE -464 1152 -496 1152
WIRE 416 1152 -16 1152
WIRE -464 1248 -496 1248
WIRE 144 1248 144 544
WIRE 144 1248 -16 1248
WIRE 240 1248 144 1248
WIRE 464 1248 464 1168
WIRE 464 1248 304 1248
WIRE -464 1344 -496 1344
WIRE 464 1344 464 1248
WIRE 464 1344 -16 1344
WIRE 624 1344 464 1344
WIRE 752 1344 624 1344
WIRE 864 1344 832 1344
WIRE 880 1344 864 1344
WIRE 976 1344 976 1056
WIRE 976 1344 960 1344
WIRE 464 1360 464 1344
WIRE 624 1392 624 1344
WIRE -464 1440 -496 1440
WIRE 416 1440 -16 1440
WIRE 464 1472 464 1456
WIRE 624 1472 624 1456
WIRE -464 1536 -496 1536
WIRE 48 1536 -16 1536
WIRE 864 1536 864 1344
WIRE 864 1536 48 1536
WIRE 48 1552 48 1536
WIRE -672 1632 -688 1632
WIRE -576 1632 -608 1632
WIRE -464 1632 -496 1632
WIRE 48 1632 48 1616
WIRE 48 1632 -16 1632
WIRE 976 1632 976 1344
WIRE 976 1632 48 1632
WIRE 384 1648 384 464
WIRE -544 1728 -560 1728
WIRE -464 1728 -480 1728
WIRE 336 1728 -16 1728
WIRE -464 1824 -480 1824
WIRE 16 1824 16 544
WIRE 16 1824 -16 1824
WIRE 160 1824 16 1824
WIRE 384 1824 384 1744
WIRE 384 1824 224 1824
WIRE -464 1920 -528 1920
WIRE 384 1920 384 1824
WIRE 384 1920 -16 1920
WIRE 544 1920 384 1920
WIRE 752 1920 544 1920
WIRE 864 1920 832 1920
WIRE 880 1920 864 1920
WIRE 976 1920 976 1632
WIRE 976 1920 960 1920
WIRE 384 1936 384 1920
WIRE 544 1968 544 1920
WIRE -528 1984 -528 1920
WIRE -464 2016 -480 2016
WIRE 336 2016 -16 2016
WIRE 384 2048 384 2032
WIRE 544 2048 544 2032
WIRE -464 2112 -560 2112
WIRE 48 2112 -16 2112
WIRE 864 2112 864 1920
WIRE 864 2112 48 2112
WIRE 48 2128 48 2112
WIRE -528 2208 -528 2048
WIRE -464 2208 -528 2208
WIRE 48 2208 48 2192
WIRE 48 2208 -16 2208
WIRE 976 2208 976 1920
WIRE 976 2208 48 2208
WIRE 1072 2208 976 2208
WIRE 1072 2224 1072 2208
WIRE -240 2256 -240 2240
WIRE -528 2304 -528 2208
WIRE 976 2304 976 2208
WIRE 976 2304 -528 2304
WIRE 976 2320 976 2304
WIRE 1072 2320 1072 2304
WIRE -560 2400 -560 2112
WIRE 976 2400 976 2384
WIRE 976 2400 -560 2400
WIRE 976 2416 976 2400
FLAG -240 2256 0
FLAG -784 576 0
FLAG 560 896 0
FLAG 704 880 0
FLAG 464 1472 0
FLAG 624 1472 0
FLAG 384 2048 0
FLAG 544 2048 0
FLAG 976 2416 0
FLAG 1072 2320 0
FLAG -496 1440 0
FLAG -496 1344 0
FLAG -496 1248 0
FLAG -496 1152 0
FLAG -496 1056 0
FLAG -656 768 0
FLAG -656 864 0
FLAG 1072 2208 OUT
FLAG -480 1824 0
FLAG -560 1728 0
FLAG -688 1632 0
FLAG -784 464 IN
SYMBOL VOLTAGE -784 464 R0
SYMATTR InstName V1
SYMATTR Value 6
SYMBOL NMOS 512 496 R0
SYMATTR InstName Q1
SYMATTR Value Si4866DY
SYMBOL nmos 512 784 R0
SYMATTR InstName Q2
SYMATTR Value Si4866DY
SYMBOL cap 288 656 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value .1µ
SYMBOL schottky 240 480 R0
SYMATTR InstName D1
SYMATTR Value 1N5817
SYMBOL schottky 688 864 M180
WINDOW 0 24 72 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D2
SYMATTR Value 1N5817
SYMBOL RES 864 752 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value .003
SYMBOL cap 32 976 R0
SYMATTR InstName C2
SYMATTR Value 1000p
SYMBOL ind 736 784 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 1µ
SYMBOL RES -592 464 R0
SYMATTR InstName R2
SYMATTR Value 10K
SYMBOL nmos 416 1072 R0
SYMATTR InstName Q3
SYMATTR Value Si4866DY
SYMBOL nmos 416 1360 R0
SYMATTR InstName Q4
SYMATTR Value Si4866DY
SYMBOL cap 240 1232 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value .1µ
SYMBOL schottky 128 480 R0
SYMATTR InstName D3
SYMATTR Value 1N5817
SYMBOL schottky 608 1456 M180
WINDOW 0 24 72 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D4
SYMATTR Value 1N5817
SYMBOL res 864 1328 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value .003
SYMBOL cap 32 1552 R0
SYMATTR InstName C4
SYMATTR Value 1000p
SYMBOL ind 736 1360 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L2
SYMATTR Value 1µ
SYMBOL nmos 336 1648 R0
SYMATTR InstName Q5
SYMATTR Value Si4866DY
SYMBOL nmos 336 1936 R0
SYMATTR InstName Q6
SYMATTR Value Si4866DY
SYMBOL cap 160 1808 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C5
SYMATTR Value .1µ
SYMBOL schottky 528 2032 M180
WINDOW 0 24 72 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D5
SYMATTR Value 1N5817
SYMBOL res 864 1904 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value .003
SYMBOL ind 736 1936 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L3
SYMATTR Value 1µ
SYMBOL schottky 0 480 R0
SYMATTR InstName D6
SYMATTR Value 1N5817
SYMBOL cap 32 2128 R0
SYMATTR InstName C6
SYMATTR Value 1000p
SYMBOL polcap 960 2320 R0
SYMATTR InstName C7
SYMATTR Value 1500µ
SYMATTR SpiceLine Rser=5m
SYMBOL cap -544 1984 R0
SYMATTR InstName C8
SYMATTR Value 100p
SYMBOL cap -480 1712 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C9
SYMATTR Value 100p
SYMBOL cap -608 1616 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C10
SYMATTR Value 680p
SYMBOL res -480 1616 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 5K
SYMBOL voltage -512 864 R90
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName V2
SYMATTR Value SIN(1 1 300K)
SYMBOL res -544 752 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 10K
SYMBOL cap -480 752 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C11
SYMATTR Value .001µ
SYMBOL PowerProducts\\LTC3733-1 -240 1392 R0
SYMATTR InstName U1
SYMBOL res 1056 2208 R0
SYMATTR InstName Rload
SYMATTR Value .1
TEXT 648 2360 Left 2 !.tran 300u startup