Version 4 SHEET 1 2148 964 WIRE 64 -672 16 -672 WIRE 112 -672 64 -672 WIRE 304 -672 192 -672 WIRE 752 -672 304 -672 WIRE 816 -672 752 -672 WIRE 1280 -672 816 -672 WIRE 752 -640 752 -672 WIRE 1904 -624 912 -624 WIRE 1760 -608 1008 -608 WIRE 752 -560 752 -576 WIRE 304 -528 304 -672 WIRE 368 -528 304 -528 WIRE 720 -528 448 -528 WIRE 64 -448 64 -672 WIRE 192 -448 64 -448 WIRE 624 -448 192 -448 WIRE 640 -448 624 -448 WIRE 720 -448 720 -528 WIRE 720 -448 704 -448 WIRE 64 -432 64 -448 WIRE 192 -432 192 -448 WIRE 1104 -416 1104 -464 WIRE 1392 -416 1104 -416 WIRE 1504 -416 1392 -416 WIRE 1616 -416 1504 -416 WIRE 1392 -384 1392 -416 WIRE 1504 -384 1504 -416 WIRE 624 -368 624 -448 WIRE 720 -368 720 -448 WIRE 816 -368 816 -672 WIRE 912 -368 912 -624 WIRE 1008 -368 1008 -608 WIRE 1104 -368 1104 -416 WIRE 1616 -336 1616 -352 WIRE 64 -304 64 -352 WIRE 560 -304 64 -304 WIRE 1504 -304 1504 -320 WIRE 1504 -304 1168 -304 WIRE -496 -224 -496 -272 WIRE 1760 -224 1760 -608 WIRE 1760 -224 1632 -224 WIRE 1792 -224 1760 -224 WIRE 1904 -224 1904 -624 WIRE 1904 -224 1872 -224 WIRE 1952 -224 1904 -224 WIRE 1984 -224 1952 -224 WIRE 2144 -224 1984 -224 WIRE 192 -208 192 -352 WIRE 560 -208 192 -208 WIRE 1392 -208 1392 -320 WIRE 1392 -208 1168 -208 WIRE 1632 -208 1632 -224 WIRE 1280 -192 1280 -672 WIRE 1952 -192 1952 -224 WIRE 1392 -176 1392 -208 WIRE 1504 -176 1504 -304 WIRE 64 -160 64 -304 WIRE 192 -160 192 -208 WIRE 1728 -128 1680 -128 WIRE 1232 -112 1168 -112 WIRE -496 -96 -496 -144 WIRE 1952 -80 1952 -112 WIRE 1952 -80 1856 -80 WIRE 64 -64 64 -80 WIRE 192 -64 192 -80 WIRE 192 -64 64 -64 WIRE 1280 -64 1280 -96 WIRE 1392 -64 1392 -112 WIRE 1392 -64 1280 -64 WIRE 1408 -64 1392 -64 WIRE 1504 -64 1504 -112 WIRE 1504 -64 1488 -64 WIRE 1632 -64 1632 -112 WIRE 1632 -64 1504 -64 WIRE 1712 -64 1632 -64 WIRE 1952 -48 1952 -80 WIRE 64 -32 64 -64 WIRE 1280 -16 1280 -64 WIRE 1280 -16 1168 -16 WIRE 1632 -16 1632 -64 WIRE 1280 0 1280 -16 WIRE 416 16 320 16 WIRE 320 64 320 16 WIRE 416 64 416 16 WIRE 1696 64 1680 64 WIRE 1952 64 1952 32 WIRE 1232 80 1168 80 WIRE 1280 128 1280 96 WIRE 1456 128 1280 128 WIRE 1632 128 1632 80 WIRE 1632 128 1456 128 WIRE 416 176 416 144 WIRE 560 176 416 176 WIRE 1456 176 1456 128 WIRE 1456 176 1168 176 WIRE -400 192 -400 144 WIRE 1456 192 1456 176 WIRE 320 272 320 144 WIRE 496 272 320 272 WIRE 560 272 496 272 WIRE 1456 272 1168 272 WIRE 1456 304 1456 272 WIRE -400 320 -400 272 WIRE 496 368 496 272 WIRE 560 368 496 368 WIRE 1216 368 1168 368 WIRE 1216 400 1216 368 WIRE 432 464 336 464 WIRE 480 464 432 464 WIRE 560 464 480 464 WIRE 1696 464 1696 64 WIRE 1696 464 1168 464 WIRE 336 560 336 464 WIRE 480 560 480 464 WIRE 560 560 480 560 WIRE 1712 560 1712 -64 WIRE 1712 560 1168 560 WIRE 480 656 480 560 WIRE 560 656 480 656 WIRE 1728 656 1728 -128 WIRE 1728 656 1168 656 WIRE 336 672 336 624 WIRE 432 672 432 464 WIRE 864 752 864 720 WIRE 944 752 944 720 WIRE 1104 752 1104 720 WIRE 1856 752 1856 -80 WIRE 1856 752 1104 752 WIRE 432 768 432 752 WIRE 704 768 704 720 WIRE 704 768 432 768 WIRE 704 784 704 768 WIRE 624 864 624 720 WIRE 704 864 704 848 WIRE 704 864 624 864 WIRE 784 864 784 720 WIRE 784 864 704 864 WIRE 864 864 864 832 WIRE 864 864 784 864 WIRE 944 864 944 832 WIRE 944 864 864 864 WIRE 704 880 704 864 FLAG -400 320 0 FLAG -400 144 30V FLAG 16 -672 30V FLAG 64 -32 0 FLAG 752 -560 0 FLAG 704 880 0 FLAG 336 672 0 FLAG 1104 -464 INTVcc FLAG 320 16 INTVcc FLAG -496 -96 0 FLAG -496 -272 5V FLAG 1616 -336 0 FLAG 1456 304 0 FLAG 1216 400 0 FLAG 1952 64 0 FLAG 1984 -224 5V SYMBOL PowerProducts\\LT3791-1 864 176 R0 SYMATTR InstName U2 SYMBOL voltage -400 176 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value +30V SYMBOL res 208 -688 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 0.003 SYMBOL res 464 -544 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 50 SYMBOL cap 640 -464 M90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 470n SYMBOL res 48 -448 R0 SYMATTR InstName R3 SYMATTR Value 499k SYMBOL res 176 -448 R0 SYMATTR InstName R4 SYMATTR Value 499k SYMBOL res 176 -176 R0 SYMATTR InstName R5 SYMATTR Value 27400 SYMBOL res 48 -176 R0 SYMATTR InstName R6 SYMATTR Value 56200 SYMBOL cap 768 -576 R180 WINDOW 0 24 56 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C2 SYMATTR Value 1µ SYMBOL res 416 656 R0 SYMATTR InstName R7 SYMATTR Value 100k SYMBOL cap 688 784 R0 SYMATTR InstName C3 SYMATTR Value 33n SYMBOL cap 320 560 R0 SYMATTR InstName C4 SYMATTR Value 100n SYMBOL res 848 736 R0 SYMATTR InstName R8 SYMATTR Value 147k SYMBOL res 928 736 R0 SYMATTR InstName R9 SYMATTR Value 5100 SYMBOL res 304 48 R0 SYMATTR InstName R10 SYMATTR Value 100k SYMBOL res 400 48 R0 SYMATTR InstName R11 SYMATTR Value 200k SYMBOL voltage -496 -240 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V2 SYMATTR Value 5V SYMBOL nmos 1232 -192 R0 SYMATTR InstName M1 SYMATTR Value Si7164DP SYMBOL nmos 1232 0 R0 SYMATTR InstName M2 SYMATTR Value Si4840DY SYMBOL nmos 1680 -208 M0 SYMATTR InstName M4 SYMATTR Value Si7164DP SYMBOL schottky 1488 -384 R0 SYMATTR InstName D2 SYMATTR Value BAT46WJ SYMATTR Description Diode SYMATTR Type diode SYMBOL ind 1392 -48 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 10µ SYMATTR SpiceLine Ipk=30 SYMBOL cap 1376 -176 R0 SYMATTR InstName C5 SYMATTR Value 100n SYMBOL cap 1488 -176 R0 SYMATTR InstName C6 SYMATTR Value 100n SYMBOL cap 1600 -416 R0 SYMATTR InstName C8 SYMATTR Value 4.7µ SYMBOL res 1440 176 R0 SYMATTR InstName R12 SYMATTR Value 0.004 SYMBOL schottky 1376 -384 R0 SYMATTR InstName D1 SYMATTR Value BAT46WJ SYMATTR Description Diode SYMATTR Type diode SYMBOL res 1888 -240 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R13 SYMATTR Value 0.015 SYMBOL res 1936 -208 R0 SYMATTR InstName R14 SYMATTR Value 12128 SYMBOL res 1936 -64 R0 SYMATTR InstName R15 SYMATTR Value 3830 SYMBOL nmos 1680 -16 M0 SYMATTR InstName M3 SYMATTR Value Si4840DY TEXT -496 728 Left 2 !.tran 2