Version 4 SHEET 1 1404 1168 WIRE 96 -624 -416 -624 WIRE 688 -624 96 -624 WIRE 752 -624 688 -624 WIRE -96 -608 -160 -608 WIRE 192 -608 -96 -608 WIRE 480 -608 192 -608 WIRE 592 -608 480 -608 WIRE 752 -608 752 -624 WIRE -160 -592 -160 -608 WIRE 96 -592 96 -624 WIRE 192 -592 192 -608 WIRE 704 -528 448 -528 WIRE -160 -512 -160 -528 WIRE 480 -512 480 -608 WIRE 480 -432 480 -448 WIRE 480 -432 448 -432 WIRE 480 -416 480 -432 WIRE 480 -336 480 -352 WIRE 480 -336 448 -336 WIRE 752 -336 752 -512 WIRE 752 -336 480 -336 WIRE 784 -336 752 -336 WIRE 928 -336 864 -336 WIRE 944 -336 928 -336 WIRE 1040 -336 1024 -336 WIRE 1072 -336 1040 -336 WIRE 1104 -336 1072 -336 WIRE 1200 -336 1104 -336 WIRE 752 -320 752 -336 WIRE 1104 -320 1104 -336 WIRE 1200 -320 1200 -336 WIRE 704 -240 448 -240 WIRE 1104 -224 1104 -256 WIRE 1200 -224 1200 -240 WIRE 752 -208 752 -224 WIRE -176 -144 -192 -144 WIRE -64 -144 -112 -144 WIRE 496 -144 448 -144 WIRE 928 -144 928 -336 WIRE 928 -144 496 -144 WIRE 496 -128 496 -144 WIRE -176 -48 -192 -48 WIRE -64 -48 -112 -48 WIRE 496 -48 496 -64 WIRE 496 -48 448 -48 WIRE 1040 -48 1040 -336 WIRE 1040 -48 496 -48 WIRE 1072 -48 1072 -336 WIRE 1072 48 1072 32 WIRE 1072 48 448 48 WIRE 1072 64 1072 48 WIRE -352 128 -352 112 WIRE 480 144 448 144 WIRE 560 144 544 144 WIRE 688 160 688 -624 WIRE 1072 160 1072 144 WIRE -352 224 -352 208 WIRE -240 224 -352 224 WIRE -352 240 -352 224 WIRE -240 240 -240 224 WIRE -64 240 -240 240 WIRE 640 240 448 240 WIRE -96 256 -96 -608 WIRE 592 256 592 -608 WIRE -416 336 -416 -624 WIRE -352 336 -352 320 WIRE -352 336 -416 336 WIRE -160 336 -352 336 WIRE -96 336 -96 320 WIRE -64 336 -96 336 WIRE 592 336 592 320 WIRE 592 336 448 336 WIRE -416 352 -416 336 WIRE -160 352 -160 336 WIRE 592 352 592 336 WIRE -64 432 -112 432 WIRE 592 432 592 416 WIRE 592 432 448 432 WIRE 688 432 688 256 WIRE 688 432 592 432 WIRE 720 432 688 432 WIRE 864 432 800 432 WIRE 880 432 864 432 WIRE 976 432 960 432 WIRE 1008 432 976 432 WIRE 1040 432 1008 432 WIRE 1136 432 1040 432 WIRE -416 448 -416 416 WIRE -96 448 -96 336 WIRE 688 448 688 432 WIRE 1040 448 1040 432 WIRE 1136 448 1136 432 WIRE -400 528 -480 528 WIRE -384 528 -400 528 WIRE -288 528 -304 528 WIRE -272 528 -288 528 WIRE -160 528 -160 448 WIRE -160 528 -192 528 WIRE -96 528 -96 512 WIRE -96 528 -160 528 WIRE -64 528 -96 528 WIRE 640 528 448 528 WIRE -160 544 -160 528 WIRE 1040 544 1040 512 WIRE 1136 544 1136 528 WIRE -480 560 -480 528 WIRE 688 560 688 544 WIRE -64 624 -112 624 WIRE 496 624 448 624 WIRE 864 624 864 432 WIRE 864 624 496 624 WIRE 496 640 496 624 WIRE -160 656 -160 640 WIRE -480 672 -480 640 WIRE -288 720 -288 528 WIRE -144 720 -288 720 WIRE -64 720 -144 720 WIRE 496 720 496 704 WIRE 496 720 448 720 WIRE 976 720 976 432 WIRE 976 720 496 720 WIRE 1008 720 1008 432 WIRE -144 736 -144 720 WIRE -400 816 -400 528 WIRE -144 816 -144 800 WIRE -144 816 -400 816 WIRE -64 816 -144 816 WIRE 1008 816 1008 800 WIRE 1008 816 448 816 WIRE 1008 832 1008 816 WIRE -192 912 -208 912 WIRE -64 912 -128 912 WIRE 512 912 448 912 WIRE 592 912 576 912 WIRE 1008 928 1008 912 WIRE 144 1008 144 976 WIRE 240 1008 240 976 WIRE 336 1008 336 976 FLAG -480 672 0 FLAG -160 656 0 FLAG -416 448 0 FLAG -352 112 0 FLAG -192 -48 0 FLAG -192 -144 0 FLAG -160 -512 0 FLAG 144 1008 0 FLAG 240 1008 0 FLAG 336 1008 0 FLAG -208 912 0 FLAG 752 -208 0 FLAG 1104 -224 0 FLAG 1200 -224 0 FLAG 1072 160 0 FLAG 560 144 0 FLAG 688 560 0 FLAG 1040 544 0 FLAG 1136 544 0 FLAG 1008 928 0 FLAG 592 912 0 FLAG -480 528 IN FLAG 1200 -336 OUT1 FLAG 1136 432 OUT2 FLAG -416 -624 OUT3 SYMBOL voltage -480 544 R0 SYMATTR InstName V1 SYMATTR Value 6 SYMBOL ind -288 544 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value .16µ SYMBOL res -288 544 M270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R1 SYMATTR Value 3m SYMBOL nmos -112 352 M0 SYMATTR InstName Q1 SYMATTR Value BSC027N04LS SYMBOL nmos -112 544 M0 WINDOW 3 69 135 Top 2 SYMATTR InstName Q2 SYMATTR Value BSC018N04LS SYMBOL cap -432 352 R0 SYMATTR InstName C1 SYMATTR Value 220µ SYMATTR SpiceLine Rser=1m SYMBOL cap -112 448 R0 SYMATTR InstName C2 SYMATTR Value .1µ SYMBOL res -368 224 R0 SYMATTR InstName R2 SYMATTR Value 499K SYMBOL res -368 112 R0 SYMATTR InstName R3 SYMATTR Value 68.1K SYMBOL cap -112 -64 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value 220p SYMBOL cap -112 -160 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C4 SYMATTR Value 220p SYMBOL cap -176 -528 M180 WINDOW 0 24 64 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C5 SYMATTR Value 4.7µ SYMBOL cap -160 736 R0 SYMATTR InstName C6 SYMATTR Value .001µ SYMBOL schottky -80 256 M0 WINDOW 3 24 65 Left 2 SYMATTR Value BAT54 SYMATTR InstName D1 SYMATTR Description Diode SYMATTR Type diode SYMBOL cap -128 896 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 WINDOW 39 57 70 VTop 2 SYMATTR InstName C7 SYMATTR Value 4.7n SYMATTR SpiceLine Rser=8K Cpar=470p SYMBOL nmos 704 -608 R0 SYMATTR InstName Q3 SYMATTR Value BSZ097N04LS SYMBOL nmos 704 -320 R0 SYMATTR InstName Q4 SYMATTR Value BSZ097N04LS SYMBOL cap 464 -416 R0 SYMATTR InstName C9 SYMATTR Value .1µ SYMBOL schottky 464 -512 R0 SYMATTR InstName D2 SYMATTR Value BAT54 SYMATTR Description Diode SYMATTR Type diode SYMBOL ind 768 -320 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L2 SYMATTR Value .33µ SYMATTR SpiceLine Rser=4m SYMBOL res 928 -320 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R4 SYMATTR Value 3m SYMBOL cap 1088 -320 R0 SYMATTR InstName C10 SYMATTR Value 220µ SYMATTR SpiceLine Rser=5m SYMBOL cap 480 -128 R0 SYMATTR InstName C11 SYMATTR Value .001µ SYMBOL res 1056 48 M180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R5 SYMATTR Value 357K SYMBOL res 1056 160 M180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R6 SYMATTR Value 68.1K SYMBOL cap 480 128 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 C12 SYMATTR Value 820p SYMATTR SpiceLine Rser=5K SYMATTR Value2 Cpar=100p SYMBOL nmos 640 160 R0 WINDOW 3 58 69 Left 2 WINDOW 0 60 19 Left 2 SYMATTR Value BSZ097N04LS SYMATTR InstName Q5 SYMBOL nmos 640 448 R0 SYMATTR InstName Q6 SYMATTR Value BSZ097N04LS SYMBOL cap 576 352 R0 SYMATTR InstName C13 SYMATTR Value .1µ SYMBOL schottky 576 256 R0 SYMATTR InstName D3 SYMATTR Value BAT54 SYMATTR Description Diode SYMATTR Type diode SYMBOL ind 704 448 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L3 SYMATTR Value .33µ SYMATTR SpiceLine Rser=4m SYMBOL res 864 448 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R7 SYMATTR Value 3m SYMBOL cap 1024 448 R0 SYMATTR InstName C14 SYMATTR Value 68µ SYMATTR SpiceLine Rser=3m SYMBOL cap 480 640 R0 SYMATTR InstName C15 SYMATTR Value .001µ SYMBOL res 992 816 M180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R8 SYMATTR Value 210K SYMBOL res 992 928 M180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R9 SYMATTR Value 68.1K SYMBOL cap 512 896 M90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 WINDOW 39 57 70 VTop 2 SYMATTR InstName C16 SYMATTR Value 820p SYMATTR SpiceLine Rser=2K Cpar=68p SYMBOL res 1184 -336 R0 SYMATTR InstName Rload1 SYMATTR Value .7 SYMBOL res 1120 432 R0 SYMATTR InstName Rload2 SYMATTR Value .33 SYMBOL PowerProducts\\LTC7815 192 192 R0 SYMATTR InstName U1 TEXT 1112 912 Left 2 !.tran 250u startup