Version 4 SHEET 1 1088 840 WIRE 32 -304 -112 -304 WIRE 480 -304 448 -304 WIRE 544 -304 480 -304 WIRE 672 -304 624 -304 WIRE 784 -304 672 -304 WIRE 880 -304 784 -304 WIRE -112 -288 -112 -304 WIRE 480 -288 480 -304 WIRE 672 -288 672 -304 WIRE 784 -288 784 -304 WIRE 880 -288 880 -304 WIRE -112 -208 -112 -224 WIRE -64 -208 -112 -208 WIRE 32 -208 16 -208 WIRE 480 -208 480 -224 WIRE 480 -208 448 -208 WIRE 672 -192 672 -208 WIRE 672 -192 640 -192 WIRE 784 -192 784 -224 WIRE 880 -192 880 -208 WIRE 672 -176 672 -192 WIRE 640 -112 640 -192 WIRE 640 -112 448 -112 WIRE 672 -80 672 -96 WIRE -112 -16 -112 -208 WIRE -112 -16 -208 -16 WIRE 16 -16 -112 -16 WIRE 32 -16 16 -16 WIRE 480 -16 448 -16 WIRE 544 -16 480 -16 WIRE 672 -16 624 -16 WIRE 784 -16 672 -16 WIRE 880 -16 784 -16 WIRE -208 0 -208 -16 WIRE 480 0 480 -16 WIRE 672 0 672 -16 WIRE 784 0 784 -16 WIRE 880 0 880 -16 WIRE 16 80 16 -16 WIRE 32 80 16 80 WIRE 480 80 480 64 WIRE 480 80 448 80 WIRE -208 96 -208 80 WIRE 672 96 672 80 WIRE 672 96 640 96 WIRE 784 96 784 64 WIRE 880 96 880 80 WIRE 672 112 672 96 WIRE 32 176 16 176 WIRE 640 176 640 96 WIRE 640 176 448 176 WIRE 672 208 672 192 WIRE 16 272 16 176 WIRE 32 272 16 272 WIRE 480 272 448 272 WIRE 544 272 480 272 WIRE 672 272 624 272 WIRE 784 272 672 272 WIRE 880 272 784 272 WIRE 480 288 480 272 WIRE 672 288 672 272 WIRE 784 288 784 272 WIRE 880 288 880 272 WIRE -64 320 -80 320 WIRE 16 320 16 272 WIRE 16 320 0 320 WIRE 16 368 16 320 WIRE 32 368 16 368 WIRE 480 368 480 352 WIRE 480 368 448 368 WIRE 672 384 672 368 WIRE 672 384 640 384 WIRE 784 384 784 352 WIRE 880 384 880 368 WIRE 672 400 672 384 WIRE 16 464 16 368 WIRE 32 464 16 464 WIRE 640 464 640 384 WIRE 640 464 448 464 WIRE 672 496 672 480 WIRE 480 560 448 560 WIRE 544 560 480 560 WIRE 672 560 624 560 WIRE 784 560 672 560 WIRE 880 560 784 560 WIRE 480 576 480 560 WIRE 672 576 672 560 WIRE 784 576 784 560 WIRE 880 576 880 560 WIRE -64 656 -80 656 WIRE 32 656 16 656 WIRE 480 656 480 640 WIRE 480 656 448 656 WIRE 672 672 672 656 WIRE 672 672 640 672 WIRE 784 672 784 640 WIRE 880 672 880 656 WIRE 672 688 672 672 WIRE 32 752 16 752 WIRE 640 752 640 672 WIRE 640 752 448 752 WIRE 672 784 672 768 FLAG 16 752 0 FLAG -208 96 0 FLAG -80 320 0 FLAG -80 656 0 FLAG 672 -80 0 FLAG 784 -192 0 FLAG 880 -192 0 FLAG -208 -16 IN FLAG 880 -304 OUT4 FLAG 672 784 0 FLAG 784 672 0 FLAG 880 672 0 FLAG 880 560 OUT1 FLAG 672 496 0 FLAG 784 384 0 FLAG 880 384 0 FLAG 880 272 OUT2 FLAG 672 208 0 FLAG 784 96 0 FLAG 880 96 0 FLAG 880 -16 OUT3 SYMBOL PowerProducts\\LT3504 240 224 R0 SYMATTR InstName U1 SYMBOL voltage -208 -16 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 16 SYMBOL ind -80 -192 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 10µ SYMATTR SpiceLine Rser=50m SYMBOL cap -128 -288 R0 SYMATTR InstName C1 SYMATTR Value 1µ SYMATTR SpiceLine V=50 Irms=0 Rser=0.008 Lser=0 mfg="TDK" pn="C3225X7RlHlO5M" type="X7R" SYMBOL cap 0 304 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C2 SYMATTR Value .002µ SYMBOL res 32 640 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 18.2K SYMBOL schottky 464 -224 M180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D1 SYMATTR Value MBRS140 SYMATTR Description Diode SYMATTR Type diode SYMBOL ind 528 -288 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L2 SYMATTR Value 10µ SYMATTR SpiceLine Rser=50m SYMBOL res 656 -304 R0 SYMATTR InstName R2 SYMATTR Value 52.3K SYMBOL res 656 -192 R0 SYMATTR InstName R3 SYMATTR Value 10K SYMBOL cap 768 -288 R0 SYMATTR InstName C3 SYMATTR Value 10µ SYMATTR SpiceLine V=6.3 Irms=0 Rser=0.001 Lser=0 mfg="TDK" pn="C3216X5ROJ106M" type="X5R" SYMBOL res 864 -304 R0 SYMATTR InstName Rload4 SYMATTR Value 5 SYMBOL schottky 464 640 M180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D2 SYMATTR Value MBRS140 SYMATTR Description Diode SYMATTR Type diode SYMBOL ind 528 576 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L3 SYMATTR Value 3.3µ SYMATTR SpiceLine Rser=50m SYMBOL res 656 560 R0 SYMATTR InstName R4 SYMATTR Value 24.9K SYMBOL res 656 672 R0 SYMATTR InstName R5 SYMATTR Value 20K SYMBOL cap 768 576 R0 SYMATTR InstName C4 SYMATTR Value 22µ SYMATTR SpiceLine V=6.3 Irms=11.588 Rser=0.003 Lser=0 mfg="KEMET" pn="C1206C226K9PAC" type="X5R" SYMBOL res 864 560 R0 SYMATTR InstName Rload1 SYMATTR Value 1.6 SYMBOL schottky 464 352 M180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D3 SYMATTR Value MBRS140 SYMATTR Description Diode SYMATTR Type diode SYMBOL ind 528 288 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L4 SYMATTR Value 4.7µ SYMATTR SpiceLine Rser=50m SYMBOL res 656 272 R0 SYMATTR InstName R6 SYMATTR Value 22.1K SYMBOL res 656 384 R0 SYMATTR InstName R7 SYMATTR Value 10K SYMBOL cap 768 288 R0 SYMATTR InstName C5 SYMATTR Value 22µ SYMATTR SpiceLine V=6.3 Irms=11.588 Rser=0.003 Lser=0 mfg="KEMET" pn="C1206C226K9PAC" type="X5R" SYMBOL res 864 272 R0 SYMATTR InstName Rload2 SYMATTR Value 2.5 SYMBOL schottky 464 64 M180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D4 SYMATTR Value MBRS140 SYMATTR Description Diode SYMATTR Type diode SYMBOL ind 528 0 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L5 SYMATTR Value 6.8µ SYMATTR SpiceLine Rser=50m SYMBOL res 656 -16 R0 SYMATTR InstName R8 SYMATTR Value 31.6K SYMBOL res 656 96 R0 SYMATTR InstName R9 SYMATTR Value 10K SYMBOL res 864 -16 R0 SYMATTR InstName Rload3 SYMATTR Value 3.3 SYMBOL cap 768 0 R0 SYMATTR InstName C6 SYMATTR Value 10µ SYMATTR SpiceLine V=6.3 Irms=0 Rser=0.001 Lser=0 mfg="TDK" pn="C3216X5ROJ106M" type="X5R" TEXT 856 760 Left 2 !.tran .5m startup