Version 4 SHEET 1 1896 900 WIRE 624 -592 -288 -592 WIRE 64 -544 64 -560 WIRE 208 -544 208 -560 WIRE 992 -480 352 -480 WIRE 64 -464 64 -480 WIRE 208 -464 208 -480 WIRE 352 -464 352 -480 WIRE -48 -384 -64 -384 WIRE 496 -384 464 -384 WIRE -48 -288 -64 -288 WIRE 496 -288 464 -288 WIRE 992 -288 992 -480 WIRE 992 -288 576 -288 WIRE -288 -192 -288 -592 WIRE -80 -192 -288 -192 WIRE -48 -192 -80 -192 WIRE 496 -192 464 -192 WIRE -80 -96 -80 -192 WIRE -48 -96 -80 -96 WIRE 624 -96 624 -592 WIRE 624 -96 464 -96 WIRE -128 0 -144 0 WIRE -48 0 -64 0 WIRE 512 0 464 0 WIRE 592 0 576 0 WIRE -288 96 -288 -192 WIRE -288 96 -384 96 WIRE -192 96 -288 96 WIRE -48 96 -192 96 WIRE 512 96 464 96 WIRE 592 96 576 96 WIRE -384 112 -384 96 WIRE -288 112 -288 96 WIRE -48 192 -112 192 WIRE 512 192 464 192 WIRE -384 208 -384 176 WIRE -288 208 -288 176 WIRE -192 208 -192 96 WIRE -112 208 -112 192 WIRE 512 208 512 192 WIRE 624 208 624 -96 WIRE -48 288 -144 288 WIRE 576 288 464 288 WIRE -432 384 -512 384 WIRE -416 384 -432 384 WIRE -320 384 -336 384 WIRE -304 384 -320 384 WIRE -192 384 -192 304 WIRE -192 384 -224 384 WIRE -112 384 -112 272 WIRE -112 384 -192 384 WIRE -48 384 -112 384 WIRE 512 384 512 272 WIRE 512 384 464 384 WIRE 624 384 624 304 WIRE 624 384 512 384 WIRE 688 384 624 384 WIRE 816 384 768 384 WIRE 832 384 816 384 WIRE 928 384 912 384 WIRE 960 384 928 384 WIRE 992 384 992 -288 WIRE 992 384 960 384 WIRE 1088 384 992 384 WIRE 1184 384 1088 384 WIRE -512 400 -512 384 WIRE -192 400 -192 384 WIRE 624 400 624 384 WIRE 992 400 992 384 WIRE 1088 400 1088 384 WIRE 1184 400 1184 384 WIRE -48 480 -144 480 WIRE 576 480 464 480 WIRE -512 496 -512 480 WIRE 992 496 992 464 WIRE 1088 496 1088 464 WIRE 1184 496 1184 480 WIRE -192 512 -192 496 WIRE 624 512 624 496 WIRE -320 576 -320 384 WIRE -48 576 -320 576 WIRE 816 576 816 384 WIRE 816 576 464 576 WIRE -432 672 -432 384 WIRE -48 672 -432 672 WIRE 928 672 928 384 WIRE 928 672 464 672 WIRE 960 672 960 384 WIRE -160 768 -176 768 WIRE -48 768 -96 768 WIRE 960 768 960 752 WIRE 960 768 464 768 WIRE 960 784 960 768 WIRE 64 864 64 848 WIRE 208 864 208 848 WIRE 352 864 352 848 WIRE 960 880 960 864 FLAG 208 -560 0 FLAG 64 -560 0 FLAG -512 496 0 FLAG -192 512 0 FLAG -384 208 0 FLAG -176 768 0 FLAG -512 384 IN FLAG -288 208 0 FLAG 624 512 0 FLAG 992 496 0 FLAG 1184 496 0 FLAG 960 880 0 FLAG 592 96 0 FLAG 1184 384 OUT FLAG 1088 496 0 FLAG -144 0 0 FLAG 592 0 0 FLAG 208 864 0 FLAG 352 864 0 FLAG 64 864 0 FLAG -64 -384 0 FLAG -64 -288 0 SYMBOL PowerProducts\\LTC7813 208 192 R0 SYMATTR InstName U1 SYMBOL cap 192 -544 R0 SYMATTR InstName C1 SYMATTR Value 4.7µ SYMBOL cap 48 -544 R0 SYMATTR InstName C2 SYMATTR Value .1µ SYMBOL voltage -512 384 R0 SYMATTR InstName V1 SYMATTR Value 6 SYMBOL ind -320 400 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 1.2µ SYMBOL res -432 400 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R1 SYMATTR Value 3m SYMBOL nmos -144 208 M0 WINDOW 3 58 79 Left 2 WINDOW 0 37 -9 Right 2 SYMATTR Value BSC082N10LS SYMATTR InstName Q1 SYMBOL cap -400 112 R0 SYMATTR InstName C3 SYMATTR Value 33µ SYMATTR SpiceLine Rser=15m SYMBOL cap -128 208 R0 SYMATTR InstName C4 SYMATTR Value .1µ SYMBOL cap -96 752 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 28 32 VTop 2 WINDOW 39 53 32 VTop 2 WINDOW 123 74 32 VTop 2 SYMATTR InstName C5 SYMATTR Value .01µ SYMATTR SpiceLine Cpar=820p SYMATTR Value2 Rser=3.6K SYMBOL nmos -144 400 M0 WINDOW 3 51 130 Top 2 WINDOW 0 -3 17 Right 2 SYMATTR Value BSC082N10LS SYMATTR InstName Q2 SYMBOL cap -304 112 R0 WINDOW 123 27 66 Left 2 WINDOW 3 42 33 Left 2 SYMATTR Value2 X6 SYMATTR Value 2.2µ SYMATTR InstName C6 SYMATTR SpiceLine Rser=3m SYMBOL nmos 576 208 R0 SYMATTR InstName Q3 SYMATTR Value BSZ097N04LS SYMBOL nmos 576 400 R0 SYMATTR InstName Q4 SYMATTR Value BSZ097N04LS SYMBOL cap 496 208 R0 SYMATTR InstName C7 SYMATTR Value .1µ SYMBOL ind 672 400 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L2 SYMATTR Value 6.5µ SYMATTR SpiceLine Rser=4m SYMBOL res 816 400 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R2 SYMATTR Value 15m SYMBOL cap 976 400 R0 SYMATTR InstName C8 SYMATTR Value 68µ SYMATTR SpiceLine Rser=20m SYMBOL res 944 656 R0 SYMATTR InstName R3 SYMATTR Value 649K SYMBOL res 944 768 R0 SYMATTR InstName R4 SYMATTR Value 68.1K SYMBOL cap 512 80 M90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 WINDOW 39 53 32 VTop 2 WINDOW 123 74 32 VTop 2 SYMATTR InstName C9 SYMATTR Value 1500p SYMATTR SpiceLine Rser=15K SYMATTR Value2 Cpar=100p SYMBOL res 1168 384 R0 SYMATTR InstName Rload SYMATTR Value 2.8 SYMBOL cap 1072 400 R0 SYMATTR InstName C10 SYMATTR Value 4.7µ SYMATTR SpiceLine Rser=3m SYMBOL cap -64 -16 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C11 SYMATTR Value .001µ SYMBOL cap 512 -16 M90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C12 SYMATTR Value .01µ SYMBOL res 592 -304 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R5 SYMATTR Value 100K TEXT 1136 832 Left 2 !.tran 1m startup