Version 4 SHEET 1 1008 792 WIRE -80 -336 -192 -336 WIRE -32 -336 -80 -336 WIRE 64 -336 -32 -336 WIRE 176 -336 64 -336 WIRE 432 -336 240 -336 WIRE 528 -336 432 -336 WIRE 672 -336 608 -336 WIRE 720 -336 672 -336 WIRE -192 -320 -192 -336 WIRE 720 -320 720 -336 WIRE 720 -240 720 -256 WIRE -192 -224 -192 -240 WIRE -32 -224 -32 -336 WIRE 64 -224 64 -336 WIRE 80 -224 64 -224 WIRE 432 -224 432 -336 WIRE 432 -224 400 -224 WIRE 432 -208 432 -224 WIRE -32 -128 -32 -144 WIRE 64 -128 -32 -128 WIRE 80 -128 64 -128 WIRE 432 -128 432 -144 WIRE 432 -128 400 -128 WIRE 512 -128 432 -128 WIRE 672 -128 672 -336 WIRE 672 -128 592 -128 WIRE -32 -112 -32 -128 WIRE 64 -32 64 -128 WIRE 80 -32 64 -32 WIRE 432 -32 400 -32 WIRE 464 -32 432 -32 WIRE 576 -32 528 -32 WIRE -32 -16 -32 -32 WIRE 672 -16 672 -128 WIRE -80 64 -80 -336 WIRE -32 64 -80 64 WIRE 80 64 48 64 WIRE 624 64 400 64 WIRE 432 80 432 -32 WIRE 576 160 576 -32 WIRE 576 160 400 160 WIRE 672 160 672 80 WIRE 672 160 576 160 WIRE 768 160 672 160 WIRE 768 192 768 160 WIRE -80 256 -80 64 WIRE -32 256 -80 256 WIRE 80 256 48 256 WIRE 432 256 432 144 WIRE 432 256 400 256 WIRE 448 256 432 256 WIRE 528 256 512 256 WIRE 672 272 672 160 WIRE -48 352 -64 352 WIRE 80 352 16 352 WIRE 624 352 400 352 WIRE 672 384 672 368 WIRE -48 448 -64 448 WIRE 80 448 16 448 WIRE 480 448 400 448 WIRE 768 448 768 272 WIRE 768 448 560 448 WIRE 80 544 -16 544 WIRE 480 544 400 544 WIRE 768 544 768 528 WIRE 768 544 560 544 WIRE -16 640 -16 624 WIRE 80 640 -16 640 WIRE 448 640 400 640 WIRE 576 640 448 640 WIRE 768 640 768 544 WIRE 768 640 576 640 WIRE -16 656 -16 640 WIRE 448 656 448 640 WIRE 576 656 576 640 WIRE 240 720 240 704 WIRE -16 752 -16 736 WIRE 448 752 448 720 WIRE 576 752 576 720 FLAG 240 720 0 FLAG -192 -224 0 FLAG -32 -16 0 FLAG -64 352 0 FLAG -64 448 0 FLAG -16 752 0 FLAG 448 752 0 FLAG 576 752 0 FLAG 672 384 0 FLAG 528 256 0 FLAG -192 -336 IN FLAG 768 640 BATT FLAG 720 -240 0 SYMBOL PowerProducts\\LTC4009 240 208 R0 SYMATTR InstName U1 SYMBOL voltage -192 -336 R0 SYMATTR InstName V1 SYMATTR Value 16 SYMBOL schottky 176 -320 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D1 SYMATTR Value B530C SYMATTR Description Diode SYMATTR Type diode SYMBOL res -48 -240 R0 SYMATTR InstName R1 SYMATTR Value 14.3K SYMBOL res -48 -128 R0 SYMATTR InstName R2 SYMATTR Value 1.5K SYMBOL cap 16 336 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 WINDOW 39 51 30 VTop 2 SYMATTR InstName C1 SYMATTR Value .1µ SYMATTR SpiceLine Rser=6.04K SYMBOL cap 16 432 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 WINDOW 39 60 32 VTop 2 SYMATTR InstName C2 SYMATTR Value 4.7n SYMATTR SpiceLine Rpar=26.7K SYMBOL res -32 528 R0 SYMATTR InstName R3 SYMATTR Value 301K SYMBOL res -32 640 R0 SYMATTR InstName R4 SYMATTR Value 32.8K SYMBOL cap 432 656 R0 SYMATTR InstName C3 SYMATTR Value 22µ SYMATTR SpiceLine V=25 Irms=0 Rser=0.003 Lser=0 mfg="TDK" pn="C575OX5RIE226M" type="X5R" SYMBOL cap 416 -208 R0 SYMATTR InstName C4 SYMATTR Value .1µ SYMBOL res 608 -144 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R5 SYMATTR Value 5.1K SYMBOL res 512 -320 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R6 SYMATTR Value 33m SYMBOL nmos 624 -16 R0 SYMATTR InstName Q1 SYMATTR Value BSC019NE2LSI SYMBOL nmos 624 272 R0 WINDOW 0 55 21 Left 2 WINDOW 3 26 103 Right 2 SYMATTR InstName Q2 SYMATTR Value BSC019NE2LSI SYMBOL schottky 416 144 M180 WINDOW 0 24 64 Left 2 WINDOW 3 17 8 Left 2 SYMATTR InstName D2 SYMATTR Value CMDSH2-3 SYMATTR Description Diode SYMATTR Type diode SYMBOL cap 464 -16 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C5 SYMATTR Value .1µ SYMBOL cap 448 272 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C6 SYMATTR Value 2µ SYMBOL ind 752 176 R0 SYMATTR InstName L1 SYMATTR Value 6.8µ SYMATTR SpiceLine Rser=10m SYMBOL res 752 432 R0 SYMATTR InstName R7 SYMATTR Value 33m SYMBOL res 576 432 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R8 SYMATTR Value 3.01K SYMBOL res 576 528 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R9 SYMATTR Value 3.01K SYMBOL res -48 80 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R10 SYMATTR Value 500K SYMBOL res -48 272 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R11 SYMATTR Value 500K SYMBOL cap 704 -320 R0 SYMATTR InstName C7 SYMATTR Value 22µ SYMATTR SpiceLine V=25 Irms=0 Rser=0.003 Lser=0 mfg="TDK" pn="C575OX5RIE226M" type="X5R" SYMBOL cap 560 656 R0 SYMATTR InstName BATT SYMATTR Value 1000µ SYMATTR SpiceLine V=25 Irms=0 Rser=0.003 Lser=0 mfg="TDK" pn="C575OX5RIE226M" type="X5R" TEXT 768 720 Left 2 !.tran 10m startup