Version 4 SHEET 1 988 936 WIRE 608 -368 -336 -368 WIRE 16 -336 -96 -336 WIRE 144 -336 16 -336 WIRE 336 -336 144 -336 WIRE 464 -336 336 -336 WIRE -96 -320 -96 -336 WIRE 144 -320 144 -336 WIRE 336 -320 336 -336 WIRE 16 -256 16 -336 WIRE 32 -256 16 -256 WIRE 464 -256 464 -336 WIRE 464 -256 448 -256 WIRE 608 -240 608 -368 WIRE -96 -224 -96 -240 WIRE 32 -160 -288 -160 WIRE 608 -160 608 -176 WIRE 608 -160 448 -160 WIRE 608 -144 608 -160 WIRE -288 -64 -288 -160 WIRE -256 -64 -288 -64 WIRE -160 -64 -192 -64 WIRE -48 -64 -160 -64 WIRE 32 -64 -48 -64 WIRE 496 -64 448 -64 WIRE 608 -64 608 -80 WIRE 608 -64 496 -64 WIRE -160 -48 -160 -64 WIRE -48 -48 -48 -64 WIRE 496 -48 496 -64 WIRE 608 -48 608 -64 WIRE -288 0 -288 -64 WIRE -160 32 -160 16 WIRE 32 32 -48 32 WIRE 496 32 448 32 WIRE 608 32 608 16 WIRE -336 128 -336 -368 WIRE -336 128 -432 128 WIRE -288 128 -288 64 WIRE -288 128 -336 128 WIRE -160 128 -288 128 WIRE 32 128 -160 128 WIRE 640 128 448 128 WIRE 768 128 640 128 WIRE 880 128 768 128 WIRE -432 144 -432 128 WIRE -288 144 -288 128 WIRE 768 144 768 128 WIRE 880 144 880 128 WIRE -160 224 -160 208 WIRE 32 224 -160 224 WIRE 640 224 640 208 WIRE 640 224 448 224 WIRE -432 240 -432 224 WIRE -288 240 -288 208 WIRE -160 240 -160 224 WIRE 640 240 640 224 WIRE 768 240 768 208 WIRE 880 240 880 224 WIRE -160 336 -160 320 WIRE 640 336 640 320 WIRE -144 512 -176 512 WIRE 32 512 -80 512 WIRE 560 512 448 512 WIRE 656 512 624 512 WIRE -64 608 -96 608 WIRE 32 608 0 608 WIRE 480 608 448 608 WIRE 576 608 544 608 WIRE 32 704 16 704 WIRE 464 704 448 704 WIRE 480 704 464 704 WIRE 576 704 560 704 WIRE 144 784 144 768 WIRE 240 784 240 768 WIRE 336 784 336 768 WIRE 144 880 144 864 WIRE 16 912 16 704 WIRE 464 912 464 704 WIRE 464 912 16 912 FLAG 240 784 0 FLAG 144 880 0 FLAG -96 -224 0 FLAG 608 32 0 FLAG 640 336 0 FLAG 656 512 0 FLAG 576 608 0 FLAG 576 704 0 FLAG 768 240 0 FLAG 880 240 0 FLAG 880 128 OUT1 FLAG -96 -336 IN FLAG -160 32 0 FLAG -160 336 0 FLAG -176 512 0 FLAG -96 608 0 FLAG -288 240 0 FLAG -432 240 0 FLAG -432 128 OUT2 FLAG 336 784 0 SYMBOL PowerProducts\\LT3692 240 224 R0 SYMATTR InstName U1 SYMBOL res 128 768 R0 SYMATTR InstName R1 SYMATTR Value 13K SYMBOL voltage -96 -336 R0 SYMATTR InstName V1 SYMATTR Value 12 SYMBOL ind 480 -64 R0 WINDOW 3 38 73 Left 2 SYMATTR Value 6.8µ SYMATTR InstName L1 SYMBOL schottky 592 16 M180 WINDOW 0 24 72 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D1 SYMATTR Value B520C SYMATTR Description Diode SYMATTR Type diode SYMBOL cap 592 -80 M180 WINDOW 0 24 64 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C1 SYMATTR Value 1µ SYMBOL schottky 592 -240 R0 SYMATTR InstName D2 SYMATTR Value 1N5817 SYMATTR Description Diode SYMATTR Type diode SYMBOL res 624 112 R0 SYMATTR InstName R2 SYMATTR Value 10K SYMBOL res 624 224 R0 SYMATTR InstName R3 SYMATTR Value 8.06K SYMBOL cap 560 528 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 WINDOW 39 -21 32 VBottom 2 SYMATTR InstName C2 SYMATTR Value 680p SYMATTR SpiceLine Rser=17.8K Cpar=47p SYMBOL cap 480 624 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C3 SYMATTR Value .01µ SYMBOL res 464 720 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R4 SYMATTR Value 60K SYMBOL polcap 752 144 R0 WINDOW 3 35 43 Left 2 WINDOW 123 31 75 Left 2 SYMATTR Value 100µ SYMATTR Value2 x2 SYMATTR InstName C4 SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=6.3 Irms=3.2 Rser=0.012 Lser=0 mfg="KEMET" pn="T520V107M006ASE012" type="Tantalum" SYMBOL res 864 128 R0 SYMATTR InstName Rload1 SYMATTR Value .5 SYMBOL ind -32 -64 M0 WINDOW 0 2 26 Right 2 WINDOW 3 -2 69 Right 2 SYMATTR InstName L2 SYMATTR Value 6.8µ SYMBOL schottky -176 16 M180 WINDOW 0 30 61 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D3 SYMATTR Value B520C SYMATTR Description Diode SYMATTR Type diode SYMBOL cap -192 -48 M270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C5 SYMATTR Value 1µ SYMBOL schottky -304 64 M180 WINDOW 0 24 72 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D4 SYMATTR Value 1N5817 SYMATTR Description Diode SYMATTR Type diode SYMBOL res -176 112 R0 SYMATTR InstName R5 SYMATTR Value 42K SYMBOL res -176 224 R0 SYMATTR InstName R6 SYMATTR Value 8.06K SYMBOL cap -80 528 M270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 WINDOW 39 -21 32 VBottom 2 SYMATTR InstName C6 SYMATTR Value 330p SYMATTR SpiceLine Rser=36.5K Cpar=33p SYMBOL cap 0 624 M270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C7 SYMATTR Value .01µ SYMBOL polcap -304 144 R0 WINDOW 3 24 64 Left 2 WINDOW 123 24 92 Left 2 SYMATTR Value 47µ SYMATTR InstName C8 SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=6.3 Irms=1.5 Rser=0.04 Lser=0 mfg="KEMET" pn="T520B476M006ASE040" type="Tantalum" SYMBOL res -448 128 R0 SYMATTR InstName Rload2 SYMATTR Value 1.4 TEXT 744 696 Left 2 !.tran 800u startup