Version 4 SHEET 1 1224 680 WIRE 736 -608 -976 -608 WIRE -864 -576 -896 -576 WIRE -688 -576 -864 -576 WIRE -304 -576 -688 -576 WIRE -192 -576 -304 -576 WIRE -64 -576 -192 -576 WIRE 48 -576 -64 -576 WIRE 400 -576 48 -576 WIRE -688 -560 -688 -576 WIRE 400 -560 400 -576 WIRE -896 -544 -896 -576 WIRE -304 -544 -304 -576 WIRE -192 -544 -192 -576 WIRE -64 -544 -64 -576 WIRE 48 -544 48 -576 WIRE -368 -480 -640 -480 WIRE 352 -480 112 -480 WIRE -544 -448 -576 -448 WIRE -432 -448 -480 -448 WIRE -368 -448 -432 -448 WIRE 144 -448 112 -448 WIRE 192 -448 144 -448 WIRE 288 -448 256 -448 WIRE -896 -432 -896 -464 WIRE -432 -432 -432 -448 WIRE 144 -432 144 -448 WIRE -976 -352 -976 -608 WIRE -944 -352 -976 -352 WIRE -816 -352 -864 -352 WIRE -688 -352 -688 -464 WIRE -688 -352 -736 -352 WIRE -432 -352 -432 -368 WIRE -432 -352 -688 -352 WIRE -368 -352 -432 -352 WIRE 144 -352 144 -368 WIRE 144 -352 112 -352 WIRE 400 -352 400 -464 WIRE 400 -352 144 -352 WIRE 448 -352 400 -352 WIRE 608 -352 528 -352 WIRE 736 -352 736 -608 WIRE 736 -352 688 -352 WIRE 800 -352 736 -352 WIRE 896 -352 800 -352 WIRE 944 -352 896 -352 WIRE -960 -336 -944 -352 WIRE -848 -336 -864 -352 WIRE -688 -336 -688 -352 WIRE 400 -336 400 -352 WIRE 592 -336 608 -352 WIRE 704 -336 688 -352 WIRE 800 -288 800 -352 WIRE 944 -288 944 -352 WIRE -368 -256 -640 -256 WIRE 352 -256 112 -256 WIRE -688 -224 -688 -240 WIRE 400 -224 400 -240 WIRE -848 -192 -848 -336 WIRE -368 -192 -848 -192 WIRE 592 -192 592 -336 WIRE 592 -192 112 -192 WIRE -960 -160 -960 -336 WIRE -368 -160 -960 -160 WIRE 704 -160 704 -336 WIRE 704 -160 112 -160 WIRE 800 -160 800 -224 WIRE 944 -160 944 -208 WIRE -528 -96 -656 -96 WIRE -480 -96 -528 -96 WIRE -368 -96 -480 -96 WIRE 736 -96 736 -352 WIRE 736 -96 112 -96 WIRE -368 -64 -416 -64 WIRE -656 -48 -656 -96 WIRE -528 -32 -528 -96 WIRE -416 -32 -528 -32 WIRE -368 -32 -416 -32 WIRE 432 16 400 16 WIRE -480 32 -528 32 WIRE -368 32 -480 32 WIRE -656 48 -656 16 WIRE 400 48 400 16 WIRE -416 64 -416 -32 WIRE -368 64 -416 64 WIRE -416 96 -416 64 WIRE -368 96 -416 96 WIRE -368 128 -416 128 WIRE 352 128 112 128 WIRE 144 160 112 160 WIRE 192 160 144 160 WIRE 288 160 256 160 WIRE 144 176 144 160 WIRE 144 256 144 240 WIRE 144 256 112 256 WIRE 400 256 400 144 WIRE 400 256 144 256 WIRE 448 256 400 256 WIRE 608 256 528 256 WIRE 736 256 736 -96 WIRE 736 256 688 256 WIRE -480 272 -528 272 WIRE -368 272 -416 272 WIRE 400 272 400 256 WIRE 592 272 608 256 WIRE 704 272 688 256 WIRE 352 352 112 352 WIRE -544 384 -656 384 WIRE -368 384 -544 384 WIRE 400 384 400 368 WIRE -656 400 -656 384 WIRE -368 416 -416 416 WIRE 592 416 592 272 WIRE 592 416 112 416 WIRE -544 448 -544 384 WIRE -416 448 -416 416 WIRE -368 448 -416 448 WIRE 704 448 704 272 WIRE 704 448 112 448 WIRE -416 480 -416 448 WIRE -368 480 -416 480 WIRE -656 496 -656 480 WIRE -128 544 -128 512 WIRE -656 576 -656 560 WIRE -544 576 -544 512 WIRE -416 576 -416 480 FLAG 400 -224 0 FLAG 400 384 0 FLAG 432 16 VIN FLAG -688 -224 0 FLAG -480 -96 INTVcc FLAG -128 544 0 FLAG -656 576 0 FLAG -544 576 0 FLAG -528 272 0 FLAG -416 576 0 FLAG 288 -448 INTVcc FLAG 288 160 INTVcc FLAG -576 -448 INTVcc FLAG -656 48 0 FLAG -896 -432 0 FLAG 944 -160 0 FLAG 800 -160 0 FLAG 896 -352 VOUT FLAG -864 -576 VIN FLAG -416 128 0 FLAG -480 32 VOUT FLAG -416 -64 0 SYMBOL nmos 352 -560 R0 SYMATTR InstName M1 SYMATTR Value BSC059N04LS SYMBOL nmos 352 -336 R0 SYMATTR InstName M2 SYMATTR Value BSC022N04LS6 SYMBOL cap 128 -432 R0 SYMATTR InstName C1 SYMATTR Value 0.1µ SYMBOL nmos 352 48 R0 SYMATTR InstName M3 SYMATTR Value BSC059N04LS SYMBOL nmos 352 272 R0 SYMATTR InstName M4 SYMATTR Value BSC022N04LS6 SYMBOL cap 128 176 R0 SYMATTR InstName C2 SYMATTR Value 0.1µ SYMBOL ind 432 -336 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 1µ SYMBOL res 704 -368 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 2m SYMBOL ind 432 272 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L2 SYMATTR Value 1µ SYMBOL res 704 240 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 2m SYMBOL nmos -640 -560 M0 WINDOW 0 -33 27 Left 2 WINDOW 3 -149 54 Left 2 SYMATTR InstName M5 SYMATTR Value BSC059N04LS SYMBOL nmos -640 -336 M0 WINDOW 0 -32 25 Left 2 WINDOW 3 -161 55 Left 2 SYMATTR InstName M6 SYMATTR Value BSC022N04LS6 SYMBOL cap -448 -432 R0 SYMATTR InstName C3 SYMATTR Value 0.1µ SYMBOL ind -720 -336 M270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L3 SYMATTR Value 1µ SYMBOL res -960 -368 M90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 2m SYMBOL schottky 256 -464 R90 WINDOW 0 15 -2 VBottom 2 WINDOW 3 40 -15 VTop 2 SYMATTR InstName D1 SYMATTR Value RB160M-90 SYMATTR Description Diode SYMATTR Type diode SYMBOL res -672 384 R0 SYMATTR InstName R4 SYMATTR Value 4.53K SYMBOL cap -672 496 R0 SYMATTR InstName C6 SYMATTR Value 3.3n SYMBOL cap -560 448 R0 SYMATTR InstName C5 SYMATTR Value 100p SYMBOL cap -416 256 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C4 SYMATTR Value 1n SYMBOL schottky 256 144 R90 WINDOW 0 15 -2 VBottom 2 WINDOW 3 40 -15 VTop 2 SYMATTR InstName D2 SYMATTR Value RB160M-90 SYMATTR Description Diode SYMATTR Type diode SYMBOL schottky -544 -464 M90 WINDOW 0 16 69 VBottom 2 WINDOW 3 39 23 VTop 2 SYMATTR InstName D3 SYMATTR Value RB160M-90 SYMATTR Description Diode SYMATTR Type diode SYMBOL cap -672 -48 R0 SYMATTR InstName C7 SYMATTR Value 4.7µ SYMBOL voltage -896 -560 R0 SYMATTR InstName V1 SYMATTR Value 12 SYMBOL cap 784 -288 R0 WINDOW 39 29 84 Left 2 SYMATTR SpiceLine Rser=5m SYMATTR InstName C8 SYMATTR Value 330µ SYMBOL res 928 -304 R0 SYMATTR InstName Rload SYMATTR Value 0.1 SYMBOL LTC7819 -128 -48 R0 SYMATTR InstName U1 TEXT -920 584 Left 2 !.tran 0.4m startup