Version 4 SHEET 1 2520 1620 WIRE 96 -624 -416 -624 WIRE 704 -624 96 -624 WIRE 768 -624 704 -624 WIRE -96 -608 -160 -608 WIRE 192 -608 -96 -608 WIRE 496 -608 192 -608 WIRE 608 -608 496 -608 WIRE 768 -608 768 -624 WIRE -160 -592 -160 -608 WIRE 96 -592 96 -624 WIRE 192 -592 192 -608 WIRE 720 -528 448 -528 WIRE -160 -512 -160 -528 WIRE 496 -512 496 -608 WIRE -416 -432 -416 -624 WIRE -64 -432 -416 -432 WIRE 496 -432 496 -448 WIRE 496 -432 448 -432 WIRE 496 -416 496 -432 WIRE -416 -336 -416 -432 WIRE -64 -336 -416 -336 WIRE 496 -336 496 -352 WIRE 496 -336 448 -336 WIRE 768 -336 768 -512 WIRE 768 -336 496 -336 WIRE 800 -336 768 -336 WIRE 928 -336 880 -336 WIRE 944 -336 928 -336 WIRE 1040 -336 1024 -336 WIRE 1072 -336 1040 -336 WIRE 1136 -336 1072 -336 WIRE 1232 -336 1136 -336 WIRE 1344 -336 1232 -336 WIRE 768 -320 768 -336 WIRE 1344 -320 1344 -336 WIRE 1136 -304 1136 -336 WIRE 1232 -304 1232 -336 WIRE -416 -240 -416 -336 WIRE -64 -240 -416 -240 WIRE 720 -240 448 -240 WIRE 1136 -224 1136 -240 WIRE 1232 -224 1232 -240 WIRE 1344 -224 1344 -240 WIRE 768 -208 768 -224 WIRE -176 -144 -192 -144 WIRE -64 -144 -112 -144 WIRE 512 -144 448 -144 WIRE 736 -144 512 -144 WIRE 928 -144 928 -336 WIRE 928 -144 816 -144 WIRE 512 -128 512 -144 WIRE -176 -48 -192 -48 WIRE -64 -48 -112 -48 WIRE 512 -48 512 -64 WIRE 512 -48 448 -48 WIRE 1040 -48 1040 -336 WIRE 1040 -48 512 -48 WIRE 1072 -48 1072 -336 WIRE -176 48 -192 48 WIRE -64 48 -112 48 WIRE 1072 48 1072 32 WIRE 1072 48 448 48 WIRE 1072 64 1072 48 WIRE -96 144 -96 -608 WIRE -64 144 -96 144 WIRE 496 144 448 144 WIRE 576 144 560 144 WIRE 704 160 704 -624 WIRE 1072 160 1072 144 WIRE -416 240 -416 -240 WIRE -64 240 -416 240 WIRE 656 240 448 240 WIRE -96 256 -96 144 WIRE 608 256 608 -608 WIRE -416 336 -416 240 WIRE -416 336 -512 336 WIRE -160 336 -416 336 WIRE -96 336 -96 320 WIRE -64 336 -96 336 WIRE 608 336 608 320 WIRE 608 336 448 336 WIRE -160 352 -160 336 WIRE 608 352 608 336 WIRE -512 368 -512 336 WIRE -416 368 -416 336 WIRE -64 432 -112 432 WIRE 608 432 608 416 WIRE 608 432 448 432 WIRE 704 432 704 256 WIRE 704 432 608 432 WIRE 736 432 704 432 WIRE 864 432 816 432 WIRE 880 432 864 432 WIRE 976 432 960 432 WIRE 1008 432 976 432 WIRE 1056 432 1008 432 WIRE 1152 432 1056 432 WIRE 1248 432 1152 432 WIRE -512 448 -512 432 WIRE -416 448 -416 432 WIRE -96 448 -96 336 WIRE 704 448 704 432 WIRE 1248 448 1248 432 WIRE 1056 464 1056 432 WIRE 1152 464 1152 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 656 528 448 528 WIRE -160 544 -160 528 WIRE 1056 544 1056 528 WIRE 1152 544 1152 528 WIRE 1248 544 1248 528 WIRE -480 560 -480 528 WIRE 704 560 704 544 WIRE -64 624 -112 624 WIRE 512 624 448 624 WIRE 864 624 864 432 WIRE 864 624 512 624 WIRE 512 640 512 624 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 512 720 512 704 WIRE 512 720 448 720 WIRE 976 720 976 432 WIRE 976 720 512 720 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 528 912 448 912 WIRE 608 912 592 912 WIRE 1008 928 1008 912 WIRE 96 1008 96 976 WIRE 192 1008 192 976 WIRE 288 1008 288 976 FLAG -480 672 0 FLAG -160 656 0 FLAG -192 -48 0 FLAG -192 -144 0 FLAG -160 -512 0 FLAG 96 1008 0 FLAG 192 1008 0 FLAG 288 1008 0 FLAG -208 912 0 FLAG 768 -208 0 FLAG 1344 -224 0 FLAG 1072 160 0 FLAG 576 144 0 FLAG 704 560 0 FLAG 1248 544 0 FLAG 1008 928 0 FLAG 608 912 0 FLAG -480 528 IN FLAG 1344 -336 OUT1 FLAG 1248 432 OUT2 FLAG -416 -624 OUT3 FLAG 1136 -224 0 FLAG 1232 -224 0 FLAG 1056 544 0 FLAG 1152 544 0 FLAG -512 448 0 FLAG -416 448 0 FLAG -192 48 0 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 L3 SYMATTR Value 1.4µ SYMATTR SpiceLine Rser=2.4m SYMBOL res -288 544 M270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R3 SYMATTR Value 1.5m SYMBOL nmos -112 352 M0 SYMATTR InstName Q5 SYMATTR Value BSC022N04LS6 SYMBOL nmos -112 544 M0 SYMATTR InstName Q6 SYMATTR Value BSC059N04LS6 SYMBOL cap -112 448 R0 WINDOW 0 -21 9 Left 2 WINDOW 3 -23 58 Left 2 SYMATTR InstName C2 SYMATTR Value .1µ SYMBOL cap -112 -64 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value .01µ SYMBOL cap -112 -160 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C4 SYMATTR Value .01µ 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 1n SYMBOL schottky -80 256 M0 WINDOW 3 24 65 Left 2 SYMATTR Value CMDSH-4E SYMATTR InstName D3 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 22n SYMATTR SpiceLine Rser=1.9K Cpar=220p SYMBOL nmos 720 -608 R0 SYMATTR InstName Q1 SYMATTR Value BSC059N04LS6 SYMBOL nmos 720 -320 R0 SYMATTR InstName Q2 SYMATTR Value BSC022N04LS6 SYMBOL cap 480 -416 R0 SYMATTR InstName C9 SYMATTR Value .1µ SYMBOL schottky 480 -512 R0 SYMATTR InstName D1 SYMATTR Value CMDSH-4E SYMATTR Description Diode SYMATTR Type diode SYMBOL ind 784 -320 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 0.9µ SYMATTR SpiceLine Rser=1.6m SYMBOL res 928 -320 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R1 SYMATTR Value 2m SYMBOL cap 496 -128 R0 SYMATTR InstName C11 SYMATTR Value 1n SYMBOL res 1056 48 M180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R5 SYMATTR Value 210K 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 496 128 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 3.3n SYMATTR SpiceLine Rser=4.5K SYMATTR Value2 Cpar=100p SYMBOL nmos 656 160 R0 WINDOW 3 52 100 Left 2 SYMATTR Value BSC059N04LS6 SYMATTR InstName Q3 SYMBOL nmos 656 448 R0 SYMATTR InstName Q4 SYMATTR Value BSC022N04LS6 SYMBOL cap 592 352 R0 SYMATTR InstName C13 SYMATTR Value .1µ SYMBOL schottky 592 256 R0 SYMATTR InstName D2 SYMATTR Value CMDSH-4E SYMATTR Description Diode SYMATTR Type diode SYMBOL ind 720 448 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L2 SYMATTR Value 1.8µ SYMATTR SpiceLine Rser=5.6m SYMBOL res 864 448 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R2 SYMATTR Value 3m SYMBOL cap 496 640 R0 SYMATTR InstName C15 SYMATTR Value 1n SYMBOL res 992 816 M180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R8 SYMATTR Value 357K 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 528 896 M90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 WINDOW 39 57 70 VTop 2 SYMATTR InstName C16 SYMATTR Value 3.3n SYMATTR SpiceLine Rser=11K Cpar=100p SYMBOL res 1328 -336 R0 SYMATTR InstName Rload1 SYMATTR Value 100 SYMBOL res 1232 432 R0 SYMATTR InstName Rload2 SYMATTR Value 100 SYMBOL cap 1120 -304 R0 SYMATTR InstName C8 SYMATTR Value 330µ SYMATTR SpiceLine Rser=15m SYMBOL cap 1216 -304 R0 WINDOW 3 37 34 Left 2 WINDOW 123 41 62 Left 2 SYMATTR Value 100µ SYMATTR Value2 X2 SYMATTR SpiceLine Rser=5m SYMATTR InstName C17 SYMBOL res 720 -128 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R4 SYMATTR Value 20 SYMBOL cap 1040 464 R0 SYMATTR InstName C10 SYMATTR Value 330µ SYMATTR SpiceLine Rser=15m SYMBOL cap 1136 464 R0 WINDOW 3 37 34 Left 2 WINDOW 123 41 62 Left 2 SYMATTR Value 100µ SYMATTR Value2 X2 SYMATTR SpiceLine Rser=5m SYMATTR InstName C14 SYMBOL cap -528 368 R0 SYMATTR InstName C1 SYMATTR Value 150µ SYMATTR SpiceLine Rser=19m SYMBOL cap -432 368 R0 WINDOW 3 37 34 Left 2 WINDOW 123 41 62 Left 2 SYMATTR Value 10µ SYMATTR Value2 X6 SYMATTR SpiceLine Rser=5m SYMATTR InstName C18 SYMBOL cap -112 32 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C19 SYMATTR Value .001µ SYMBOL LTC7817 176 -32 R0 SYMATTR InstName U1 TEXT 792 1024 Left 2 !.tran 3m startup TEXT -376 -664 Left 2 ;10V WHEN VIN<10V\nFOLLOWS VIN WHEN VIN>10V