Version 4
SHEET 1 924 708
WIRE -176 32 -256 32
WIRE 64 32 -176 32
WIRE 176 32 144 32
WIRE 352 32 176 32
WIRE 528 32 416 32
WIRE 640 32 528 32
WIRE 736 32 640 32
WIRE -256 48 -256 32
WIRE 528 48 528 32
WIRE 640 48 640 32
WIRE 736 48 736 32
WIRE 176 80 176 32
WIRE -256 144 -256 128
WIRE -176 144 -176 32
WIRE -160 144 -176 144
WIRE -64 144 -80 144
WIRE 0 144 -64 144
WIRE 528 144 528 128
WIRE 528 144 336 144
WIRE 640 144 640 112
WIRE 736 144 736 128
WIRE -64 160 -64 144
WIRE 528 160 528 144
WIRE 400 208 336 208
WIRE 416 208 400 208
WIRE -64 240 -64 224
WIRE 528 256 528 240
WIRE -176 272 -176 144
WIRE 0 272 -176 272
WIRE 400 272 400 208
WIRE 400 272 336 272
WIRE 400 288 400 272
WIRE 352 336 336 336
WIRE -176 400 -176 272
WIRE -160 400 -176 400
WIRE -64 400 -80 400
WIRE 0 400 -64 400
WIRE 400 400 400 368
WIRE 400 400 336 400
WIRE 496 400 400 400
WIRE 592 400 496 400
WIRE -64 416 -64 400
WIRE 496 416 496 400
WIRE 592 432 592 400
WIRE -64 496 -64 480
WIRE 80 496 80 464
WIRE -176 528 -176 400
WIRE 96 528 -176 528
WIRE 256 528 256 464
WIRE 256 528 176 528
WIRE 272 528 256 528
WIRE 352 528 336 528
WIRE 400 528 352 528
WIRE 496 528 496 496
WIRE 496 528 480 528
WIRE 592 528 592 496
WIRE 592 528 496 528
WIRE 672 528 592 528
WIRE 352 544 352 528
WIRE 496 544 496 528
WIRE 672 544 672 528
WIRE 352 640 352 608
WIRE 496 640 496 608
WIRE 672 640 672 624
FLAG -256 144 0
FLAG -64 496 0
FLAG 352 640 0
FLAG 640 144 0
FLAG 528 256 0
FLAG 352 336 0
FLAG 496 640 0
FLAG 80 496 0
FLAG 736 144 0
FLAG 672 640 0
FLAG -64 240 0
FLAG 480 208 0
FLAG -256 32 IN
FLAG 736 32 OUT1
FLAG 672 528 OUT2
SYMBOL PowerProducts\\LT3471 176 272 R0
SYMATTR InstName U1
SYMBOL ind 48 48 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 2.2µ
SYMBOL ind2 80 544 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L2
SYMATTR Value 10µ
SYMATTR Type ind
SYMBOL ind2 496 544 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L3
SYMATTR Value 10µ
SYMATTR Type ind
SYMBOL voltage -256 32 R0
SYMATTR InstName V1
SYMATTR Value 3.3
SYMBOL schottky 352 48 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value 1N5817
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL schottky 336 544 R0
SYMATTR InstName D2
SYMATTR Value 1N5817
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 336 512 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 1µ
SYMBOL cap 624 48 R0
SYMATTR InstName C2
SYMATTR Value 4.7µ
SYMBOL res 512 32 R0
SYMATTR InstName R1
SYMATTR Value 90.9K
SYMBOL res 512 144 R0
SYMATTR InstName R2
SYMATTR Value 15K
SYMBOL cap 480 544 R0
SYMATTR InstName C3
SYMATTR Value 10µ
SYMBOL res 384 272 R0
SYMATTR InstName R3
SYMATTR Value 15K
SYMBOL res 480 400 R0
SYMATTR InstName R4
SYMATTR Value 105K
SYMBOL cap 576 432 R0
SYMATTR InstName C4
SYMATTR Value 75p
SYMBOL cap -80 416 R0
SYMATTR InstName C5
SYMATTR Value .33µ
SYMBOL res -64 384 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 4.7K
SYMBOL cap -80 160 R0
SYMATTR InstName C6
SYMATTR Value .33µ
SYMBOL res -64 128 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 4.7K
SYMBOL cap 416 224 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C7
SYMATTR Value .1µ
SYMBOL res 720 32 R0
SYMATTR InstName Rload1
SYMATTR Value 20
SYMBOL res 656 528 R0
SYMATTR InstName Rload2
SYMATTR Value 28
TEXT -168 608 Left 2 !.tran 1.2m startup
TEXT 224 600 Center 2 !K1 L2 L3 1.