Version 4 SHEET 1 4756 5888 WIRE 368 1024 160 1024 WIRE 832 1024 448 1024 WIRE 32 1136 -1088 1136 WIRE 144 1136 32 1136 WIRE 368 1136 224 1136 WIRE 576 1136 448 1136 WIRE 624 1136 576 1136 WIRE 656 1136 624 1136 WIRE 784 1136 720 1136 WIRE 832 1136 832 1024 WIRE 832 1136 784 1136 WIRE 1120 1136 832 1136 WIRE 1296 1136 1184 1136 WIRE 1504 1136 1296 1136 WIRE 1744 1136 1504 1136 WIRE 1840 1136 1904 1104 WIRE 1840 1136 1744 1136 WIRE 32 1168 32 1136 WIRE 784 1200 784 1136 WIRE 624 1216 624 1136 WIRE 32 1264 32 1232 WIRE 624 1360 624 1280 WIRE 784 1360 784 1280 WIRE 784 1360 624 1360 WIRE -1088 1632 -1088 1136 WIRE -1088 1632 -1216 1632 WIRE 1296 1648 1296 1136 WIRE -1216 1696 -1216 1632 WIRE -448 1696 -640 1696 WIRE 1744 1696 1744 1136 WIRE -80 1712 -176 1712 WIRE 272 1712 -80 1712 WIRE -176 1728 -176 1712 WIRE -448 1744 -448 1696 WIRE 272 1744 272 1712 WIRE 1504 1744 1504 1136 WIRE 1616 1744 1504 1744 WIRE 1616 1776 1616 1744 WIRE -176 1808 -176 1792 WIRE 1504 1808 1504 1744 WIRE -1216 1856 -1216 1776 WIRE -1088 1856 -1216 1856 WIRE -736 1856 -784 1856 WIRE -512 1856 -672 1856 WIRE -448 1856 -448 1824 WIRE 272 1856 272 1824 WIRE 208 1872 -272 1872 WIRE 1616 1872 1616 1840 WIRE -880 1888 -960 1888 WIRE 208 1904 208 1872 WIRE -960 1952 -960 1888 WIRE -80 1952 -80 1712 WIRE 576 1968 576 1136 WIRE -784 1984 -784 1856 WIRE -752 1984 -784 1984 WIRE -624 1984 -672 1984 WIRE -512 1984 -512 1856 WIRE -512 1984 -560 1984 WIRE -464 1984 -512 1984 WIRE 1504 1984 1504 1888 WIRE 1504 1984 1440 1984 WIRE 1616 1984 1616 1952 WIRE 1616 1984 1504 1984 WIRE -240 2016 -336 2016 WIRE 272 2048 80 2048 WIRE 464 2048 352 2048 WIRE 528 2048 464 2048 WIRE -640 2064 -640 1696 WIRE -880 2080 -880 1888 WIRE -784 2080 -784 1984 WIRE -784 2080 -880 2080 WIRE -672 2080 -784 2080 WIRE -464 2080 -464 1984 WIRE -464 2080 -544 2080 WIRE -240 2080 -464 2080 WIRE -544 2096 -544 2080 WIRE -544 2096 -608 2096 WIRE -672 2112 -784 2112 WIRE -464 2144 -464 2128 WIRE -432 2144 -464 2144 WIRE -288 2144 -432 2144 WIRE -272 2144 -272 1872 WIRE -272 2144 -288 2144 WIRE -240 2144 -272 2144 WIRE -432 2176 -432 2144 WIRE 208 2176 208 1984 WIRE 208 2176 80 2176 WIRE -240 2208 -336 2208 WIRE -784 2224 -784 2112 WIRE 208 2240 208 2176 WIRE 256 2240 208 2240 WIRE 576 2240 576 2064 WIRE 576 2240 336 2240 WIRE -432 2288 -432 2256 WIRE -432 2288 -496 2288 WIRE -336 2288 -336 2208 WIRE -336 2288 -432 2288 WIRE -288 2288 -288 2144 WIRE 208 2288 208 2240 WIRE 464 2288 464 2048 WIRE 576 2288 576 2240 WIRE -432 2304 -432 2288 WIRE 1504 2304 1504 1984 WIRE -1088 2432 -1088 1856 WIRE -784 2432 -784 2304 WIRE -784 2432 -1088 2432 WIRE -640 2432 -640 2128 WIRE -640 2432 -784 2432 WIRE -432 2432 -432 2368 WIRE -432 2432 -640 2432 WIRE -288 2432 -288 2352 WIRE -288 2432 -432 2432 WIRE -80 2432 -80 2272 WIRE -80 2432 -288 2432 WIRE 208 2432 208 2352 WIRE 208 2432 -80 2432 WIRE 464 2432 464 2368 WIRE 464 2432 208 2432 WIRE 576 2432 576 2368 WIRE 576 2432 464 2432 WIRE 1296 2432 1296 1712 WIRE 1296 2432 576 2432 WIRE 1504 2432 1504 2384 WIRE 1504 2432 1296 2432 WIRE 1744 2432 1744 1776 WIRE 1744 2432 1504 2432 WIRE -80 2448 -80 2432 WIRE -960 2544 -960 2032 WIRE 1440 2544 1440 1984 WIRE 1440 2544 -960 2544 FLAG -80 2448 0 FLAG 32 1264 0 FLAG 1904 1104 VOUT FLAG -176 1808 0 FLAG 272 1856 0 FLAG 160 1024 0 FLAG -464 2128 vref FLAG -448 1856 0 FLAG -336 2016 0 SYMBOL cap -304 2288 R0 SYMATTR InstName C16 SYMATTR Value 150n SYMATTR SpiceLine Rser=0.03 SYMBOL res 240 2256 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R25 SYMATTR Value 1k SYMBOL cap 192 2288 R0 SYMATTR InstName C17 SYMATTR Value 220p SYMATTR SpiceLine Rser=0.03 SYMBOL nmos 528 1968 R0 WINDOW 3 -99 -21 Left 2 SYMATTR Value RSS065N06 SYMATTR InstName M2 SYMBOL res 256 2064 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R28 SYMATTR Value 10 SYMBOL res 560 2272 R0 SYMATTR InstName R29 SYMATTR Value 0.065 SYMBOL res 448 2272 R0 SYMATTR InstName R30 SYMATTR Value 33k SYMBOL ind2 352 1152 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 4 56 VBottom 2 SYMATTR InstName L3 SYMATTR Value 47µ SYMATTR Type ind SYMATTR SpiceLine Rser=0.065 SYMBOL ind2 352 1040 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 4 56 VBottom 2 SYMATTR InstName L4 SYMATTR Value 47µ SYMATTR Type ind SYMATTR SpiceLine Rser=0.065 SYMBOL cap 1280 1648 R0 SYMATTR InstName C18 SYMATTR Value 22µ SYMATTR SpiceLine Rser=0.01 SYMBOL cap 16 1168 R0 SYMATTR InstName C19 SYMATTR Value 10µ SYMATTR SpiceLine Rser=0.03 SYMBOL res 1488 2288 R0 SYMATTR InstName R31 SYMATTR Value 2500 SYMBOL res 1488 1792 R0 SYMATTR InstName R32 SYMATTR Value 12300 SYMBOL cap 1600 1776 R0 SYMATTR InstName C20 SYMATTR Value 22n SYMATTR SpiceLine Rser=0.03 SYMBOL res 1600 1856 R0 SYMATTR InstName R33 SYMATTR Value 10k SYMBOL res 1728 1680 R0 SYMATTR InstName R34 SYMATTR Value 7.3 SYMBOL cap -192 1728 R0 SYMATTR InstName C1 SYMATTR Value 10µ SYMATTR SpiceLine Rser=0.03 SYMBOL voltage 272 1728 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 124 Left 2 SYMATTR SpiceLine Rser=0.01 SYMATTR InstName V1 SYMATTR Value 12 SYMBOL voltage -1216 1680 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 124 Left 2 WINDOW 3 24 44 Left 2 SYMATTR SpiceLine Rser=0.01 SYMATTR Value PWL(0 0 1m 0 1001u 24) SYMATTR InstName V2 SYMBOL schottky 1120 1152 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D2 SYMATTR Value RB055L-60 SYMATTR Description Diode SYMATTR Type diode SYMBOL cap 720 1120 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C2 SYMATTR Value 4µ7 SYMATTR SpiceLine Rser=0.03 SYMBOL cap 608 1216 R0 SYMATTR InstName C4 SYMATTR Value 4µ7 SYMATTR SpiceLine Rser=0.03 SYMBOL res 768 1184 R0 SYMATTR InstName R3 SYMATTR Value 2.7 SYMBOL res -448 2160 R0 SYMATTR InstName R4 SYMATTR Value 2k4 SYMBOL cap -448 2304 R0 SYMATTR InstName C5 SYMATTR Value 1n9 SYMATTR SpiceLine Rser=0.03 SYMBOL res 192 1888 R0 SYMATTR InstName R1 SYMATTR Value 6200 SYMBOL PowerProducts\\LT1245 -80 2112 R0 SYMATTR InstName U1 SYMBOL ind 128 1152 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 4µ7 SYMATTR SpiceLine Rser=0.05 SYMBOL Opamps\\LT1006 -640 2032 R0 SYMATTR InstName U2 SYMBOL voltage -448 1728 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 124 Left 2 SYMATTR SpiceLine Rser=0.1 SYMATTR InstName V3 SYMATTR Value 5 SYMBOL cap -560 1968 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value 10n SYMATTR SpiceLine Rser=0.03 SYMBOL res -656 1968 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 1k SYMBOL cap -672 1840 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C6 SYMATTR Value 100p SYMATTR SpiceLine Rser=0.03 SYMBOL voltage -784 2208 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 124 Left 2 SYMATTR SpiceLine Rser=0.1 SYMATTR InstName V4 SYMATTR Value 2.5 SYMBOL res -976 1936 R0 SYMATTR InstName R5 SYMATTR Value 33k TEXT 984 2568 Left 2 !.tran 0 10m 0 startup uic TEXT 1760 1656 Left 5 ;LOAD TEXT 320 952 Left 4 !K L3 L4 0.98 TEXT -1064 1048 Left 6 ;24V TEXT 1584 944 Left 7 ;14V8,30W LINE Normal 512 1648 512 1648 2 LINE Normal 512 1648 512 1648 2 LINE Normal 512 1648 512 1648 2 RECTANGLE Normal 544 1248 288 880 2