Version 4 SHEET 1 5092 2340 WIRE 560 -1616 480 -1616 WIRE 784 -1616 672 -1616 WIRE 976 -1616 912 -1616 WIRE 2464 -1616 1152 -1616 WIRE 2928 -1616 2464 -1616 WIRE 480 -1568 480 -1616 WIRE 672 -1568 672 -1616 WIRE 912 -1568 912 -1616 WIRE 1152 -1488 1152 -1616 WIRE 480 -1472 480 -1504 WIRE 672 -1472 672 -1504 WIRE 912 -1472 912 -1504 WIRE 1152 -1392 1152 -1424 WIRE 480 -1376 480 -1408 WIRE 672 -1376 672 -1408 WIRE 912 -1376 912 -1408 WIRE 2464 -1328 2464 -1616 WIRE 2560 -1328 2464 -1328 WIRE 1152 -1296 1152 -1328 WIRE 480 -1280 480 -1312 WIRE 672 -1280 672 -1312 WIRE 912 -1280 912 -1312 WIRE 2464 -1248 2464 -1328 WIRE 2560 -1248 2560 -1328 WIRE 560 -1152 560 -1616 WIRE 672 -1152 672 -1216 WIRE 672 -1152 560 -1152 WIRE 784 -1152 784 -1616 WIRE 912 -1152 912 -1216 WIRE 912 -1152 784 -1152 WIRE 976 -1152 976 -1616 WIRE 1152 -1152 1152 -1232 WIRE 1152 -1152 976 -1152 WIRE 2464 -1072 2464 -1184 WIRE 2560 -1072 2560 -1184 WIRE 2560 -1072 2464 -1072 WIRE 2928 -1056 2928 -1616 WIRE 480 -976 480 -1216 WIRE 1264 -976 1264 -992 WIRE 1264 -976 480 -976 WIRE 480 -912 480 -976 WIRE 1264 -896 1264 -976 WIRE 480 -736 480 -832 WIRE 480 -736 432 -736 WIRE 976 -736 480 -736 WIRE 2288 -736 976 -736 WIRE 2464 -736 2464 -1072 WIRE 2464 -736 2288 -736 WIRE 2608 -736 2464 -736 WIRE 2784 -736 2608 -736 WIRE 2928 -736 2928 -992 WIRE 2928 -736 2864 -736 WIRE 976 -704 976 -736 WIRE 2608 -688 2608 -736 WIRE 912 -656 896 -656 WIRE 1264 -624 1264 -816 WIRE 208 -576 112 -576 WIRE 384 -576 288 -576 WIRE 896 -576 896 -656 WIRE 976 -576 976 -608 WIRE 976 -576 896 -576 WIRE 1200 -576 976 -576 WIRE 2608 -560 2608 -624 WIRE 976 -480 976 -576 WIRE -528 -432 -1040 -432 WIRE -272 -432 -528 -432 WIRE -64 -432 -192 -432 WIRE 48 -432 -64 -432 WIRE 112 -432 112 -576 WIRE 112 -432 48 -432 WIRE 208 -432 112 -432 WIRE 384 -432 384 -576 WIRE 384 -432 288 -432 WIRE 432 -432 432 -736 WIRE 432 -432 384 -432 WIRE 2288 -416 2288 -736 WIRE 976 -368 976 -400 WIRE 112 -288 112 -432 WIRE 384 -288 384 -432 WIRE 2192 -288 2128 -288 WIRE 2288 -288 2288 -336 WIRE 2288 -288 2256 -288 WIRE 2048 -240 2048 -288 WIRE 48 -144 48 -432 WIRE 2832 -112 2768 -112 WIRE -528 -96 -528 -432 WIRE 2288 -64 2288 -288 WIRE 2352 -64 2288 -64 WIRE 2768 -64 2768 -112 WIRE 2352 -32 2352 -64 WIRE -64 0 -64 -432 WIRE 2832 0 2832 -112 WIRE -1040 64 -1040 -432 WIRE 2352 64 2352 32 WIRE 2288 96 2288 -64 WIRE 2928 112 2928 -736 WIRE -528 144 -528 -32 WIRE -528 144 -768 144 WIRE 1264 160 1264 -528 WIRE 1488 160 1264 160 WIRE 1952 160 1568 160 WIRE 2128 160 1952 160 WIRE 2480 192 2448 192 WIRE 2720 192 2480 192 WIRE 2832 192 2832 80 WIRE 2832 192 2800 192 WIRE 2880 192 2832 192 WIRE 1952 224 1952 160 WIRE 2000 224 1952 224 WIRE 2128 224 2064 224 WIRE 2064 288 1904 288 WIRE 2128 288 2064 288 WIRE 2544 320 2448 320 WIRE 2736 320 2544 320 WIRE 2928 320 2928 208 WIRE 2928 320 2816 320 WIRE -448 336 -592 336 WIRE -128 336 -448 336 WIRE -64 336 -64 80 WIRE -64 336 -128 336 WIRE 1904 336 1904 288 WIRE 2128 352 2000 352 WIRE 2928 400 2928 320 WIRE -592 416 -592 336 WIRE 2544 416 2544 320 WIRE -448 448 -448 336 WIRE -128 448 -128 336 WIRE 1264 464 1264 160 WIRE 1392 464 1264 464 WIRE 1904 480 1904 416 WIRE 1904 480 1792 480 WIRE 2000 480 2000 352 WIRE 2000 480 1904 480 WIRE -352 496 -384 496 WIRE -208 496 -272 496 WIRE 1792 496 1792 480 WIRE 1904 512 1904 480 WIRE 1264 528 1264 464 WIRE 1392 528 1392 464 WIRE 2064 528 2064 288 WIRE 1632 576 1584 576 WIRE 1744 576 1712 576 WIRE -64 624 -64 336 WIRE -1040 672 -1040 144 WIRE -768 672 -768 144 WIRE -768 672 -1040 672 WIRE -592 672 -592 480 WIRE -592 672 -768 672 WIRE -448 672 -448 544 WIRE -448 672 -592 672 WIRE -320 672 -448 672 WIRE -208 672 -208 496 WIRE -208 672 -240 672 WIRE -128 672 -128 512 WIRE -128 672 -208 672 WIRE -80 672 -128 672 WIRE 48 672 48 -80 WIRE 48 672 16 672 WIRE 112 672 112 -224 WIRE 112 672 48 672 WIRE 384 672 384 -224 WIRE 384 672 112 672 WIRE 896 672 384 672 WIRE 1264 672 1264 608 WIRE 1264 672 896 672 WIRE 1392 672 1392 592 WIRE 1392 672 1264 672 WIRE 1792 672 1792 592 WIRE 1792 672 1392 672 WIRE 1904 672 1904 576 WIRE 1904 672 1792 672 WIRE 2064 672 2064 592 WIRE 2064 672 1904 672 WIRE 2288 672 2288 416 WIRE 2288 672 2064 672 WIRE 2544 672 2544 480 WIRE 2544 672 2288 672 WIRE 2928 672 2928 480 WIRE 2928 672 2544 672 WIRE 896 704 896 672 WIRE 2288 720 2288 672 WIRE 1584 768 1584 576 WIRE 2480 768 2480 192 WIRE 2480 768 1584 768 FLAG 2768 -64 0 FLAG 2288 720 0 FLAG 2352 64 0 FLAG 896 704 0 FLAG 2608 -560 0 FLAG 976 -368 0 FLAG 2048 -240 0 SYMBOL nmos 2880 112 R0 WINDOW 3 -113 121 Left 2 SYMATTR Value BSC42DN25NS3 SYMATTR InstName M2 SYMBOL PowerProducts\\LT1243 2288 256 R0 SYMATTR InstName U2 SYMBOL res 2816 176 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R11 SYMATTR Value 10 SYMBOL res 2848 96 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R12 SYMATTR Value 22k SYMBOL res 2832 304 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R13 SYMATTR Value 1k SYMBOL cap 2528 416 R0 SYMATTR InstName C8 SYMATTR Value 100p SYMATTR SpiceLine Rser=0.03 SYMBOL res 1888 320 R0 SYMATTR InstName R14 SYMATTR Value 4000 SYMBOL cap 1888 512 R0 SYMATTR InstName C10 SYMATTR Value 820p SYMATTR SpiceLine Rser=0.03 SYMBOL cap 2048 528 R0 SYMATTR InstName C11 SYMATTR Value 100n SYMATTR SpiceLine Rser=0.03 SYMBOL res 2912 384 R0 SYMATTR InstName R15 SYMATTR Value 0.6 SYMBOL diode 2944 -992 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D5 SYMATTR Value RF071L4S SYMBOL nmos 1744 496 R0 WINDOW 3 10 111 Left 2 SYMATTR Value 2N7002 SYMATTR InstName M3 SYMBOL res 1616 592 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R17 SYMATTR Value 100 SYMBOL cap 2336 -32 R0 SYMATTR InstName C18 SYMATTR Value 100n SYMATTR SpiceLine Rser=0.03 SYMBOL LED 928 -1568 M0 SYMATTR InstName D38 SYMATTR Value LXK2-PW14 SYMATTR Description Diode SYMATTR Type diode SYMBOL LED 928 -1472 M0 SYMATTR InstName D39 SYMATTR Value LXK2-PW14 SYMATTR Description Diode SYMATTR Type diode SYMBOL LED 928 -1376 M0 SYMATTR InstName D40 SYMATTR Value LXK2-PW14 SYMATTR Description Diode SYMATTR Type diode SYMBOL LED 928 -1280 M0 SYMATTR InstName D41 SYMATTR Value LXK2-PW14 SYMATTR Description Diode SYMATTR Type diode SYMBOL LED 688 -1568 M0 SYMATTR InstName D42 SYMATTR Value LXK2-PW14 SYMATTR Description Diode SYMATTR Type diode SYMBOL LED 688 -1472 M0 SYMATTR InstName D43 SYMATTR Value LXK2-PW14 SYMATTR Description Diode SYMATTR Type diode SYMBOL LED 688 -1376 M0 SYMATTR InstName D44 SYMATTR Value LXK2-PW14 SYMATTR Description Diode SYMATTR Type diode SYMBOL LED 688 -1280 M0 SYMATTR InstName D45 SYMATTR Value LXK2-PW14 SYMATTR Description Diode SYMATTR Type diode SYMBOL LED 496 -1568 M0 SYMATTR InstName D46 SYMATTR Value LXK2-PW14 SYMATTR Description Diode SYMATTR Type diode SYMBOL LED 496 -1472 M0 SYMATTR InstName D47 SYMATTR Value LXK2-PW14 SYMATTR Description Diode SYMATTR Type diode SYMBOL LED 496 -1376 M0 SYMATTR InstName D48 SYMATTR Value LXK2-PW14 SYMATTR Description Diode SYMATTR Type diode SYMBOL LED 496 -1280 M0 SYMATTR InstName D49 SYMATTR Value LXK2-PW14 SYMATTR Description Diode SYMATTR Type diode SYMBOL cap 2448 -1248 R0 SYMATTR InstName C1 SYMATTR Value 220n SYMATTR SpiceLine Rser=0.03 SYMBOL res 464 -928 R0 SYMATTR InstName R1 SYMATTR Value 5 SYMBOL res 1248 -912 R0 SYMATTR InstName R5 SYMATTR Value 500 SYMBOL pnp 1200 -528 M180 WINDOW 0 -9 89 Left 2 WINDOW 3 -35 132 Left 2 SYMATTR InstName Q2 SYMATTR Value 2N5401 SYMBOL res 1248 512 R0 SYMATTR InstName R6 SYMATTR Value 2500 SYMBOL res 1472 176 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R8 SYMATTR Value 47k SYMBOL cap 1376 528 R0 SYMATTR InstName C7 SYMATTR Value 1n SYMATTR SpiceLine Rser=0.03 SYMBOL cap 2544 -1248 R0 SYMATTR InstName C24 SYMATTR Value 220n SYMATTR SpiceLine Rser=0.03 SYMBOL ind2 2768 -720 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L4 SYMATTR Value 330µ SYMATTR SpiceLine Rser=0.2 SYMATTR Type ind SYMBOL ind 304 -448 R90 WINDOW 0 5 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName L5 SYMATTR Value 100µ SYMATTR SpiceLine Rser=0.1 SYMBOL cap 96 -288 R0 SYMATTR InstName C30 SYMATTR Value 100n SYMATTR SpiceLine Rser=0.03 SYMBOL cap 368 -288 R0 SYMATTR InstName C29 SYMATTR Value 100n SYMATTR SpiceLine Rser=0.03 SYMBOL voltage -1040 48 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 124 Left 2 SYMATTR SpiceLine Rser=0.03 SYMATTR InstName V1 SYMATTR Value 18 SYMBOL cap 2592 -688 R0 SYMATTR InstName C2 SYMATTR Value 2µ SYMATTR SpiceLine Rser=0.01 SYMBOL nmos 16 624 R90 WINDOW 3 -140 50 Left 2 SYMATTR Value IXTH88N30P SYMATTR InstName M1 SYMBOL res -80 -16 R0 SYMATTR InstName R24 SYMATTR Value 100k SYMBOL zener -112 512 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D9 SYMATTR Value TFZ10B SYMATTR Description Diode SYMATTR Type diode SYMBOL res -224 656 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R25 SYMATTR Value 0.05 SYMBOL npn -384 448 M0 SYMATTR InstName Q6 SYMATTR Value 2N3904 SYMBOL res -256 480 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R26 SYMATTR Value 1k SYMBOL res 304 -592 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R27 SYMATTR Value 100 SYMBOL zener -576 480 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D10 SYMATTR Value PTZ13B SYMATTR Description Diode SYMATTR Type diode SYMBOL ind -288 -416 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 10µ SYMATTR SpiceLine Rser=0.05 SYMBOL LED 1168 -1488 M0 SYMATTR InstName D1 SYMATTR Value LXK2-PW14 SYMATTR Description Diode SYMATTR Type diode SYMBOL LED 1168 -1392 M0 SYMATTR InstName D2 SYMATTR Value LXK2-PW14 SYMATTR Description Diode SYMATTR Type diode SYMBOL LED 1168 -1296 M0 SYMATTR InstName D3 SYMATTR Value LXK2-PW14 SYMATTR Description Diode SYMATTR Type diode SYMBOL diode -512 -32 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D6 SYMATTR Value RFN5TF8S SYMBOL diode 64 -80 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D8 SYMATTR Value RFN5TF8S SYMBOL pnp 912 -608 M180 WINDOW 0 -9 89 Left 2 WINDOW 3 -35 132 Left 2 SYMATTR InstName Q1 SYMATTR Value 2N5401 SYMBOL res 960 -496 R0 SYMATTR InstName R2 SYMATTR Value 100k SYMBOL cap 2000 208 M90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value 22n SYMBOL ind2 2032 -272 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 84 53 VBottom 2 SYMATTR InstName L2 SYMATTR Value 22µ SYMATTR SpiceLine Rser=0.2 SYMATTR Type ind SYMBOL schottky 2192 -272 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D4 SYMATTR Value MBR0540 SYMATTR Description Diode SYMATTR Type diode SYMBOL res 2272 -432 R0 SYMATTR InstName R3 SYMATTR Value 50k TEXT 2664 720 Left 2 !.tran 0 30m 0 startup TEXT 2288 472 Left 4 ;UCC28C43 TEXT 1312 -1752 Right 7 ;6W TEXT 1360 -888 Left 4 ;FMMT593\nSOT23\n150V TEXT -1256 -536 Left 6 ;18V-136V\nInput TEXT 1168 560 Left 2 ;0603 TEXT 1272 624 Left 2 ;0603 TEXT 1408 616 Left 2 ;0603 TEXT -512 -256 Right 2 !.model sw sw(Ron=1m) TEXT 1960 704 Left 4 ;3.5us = toff TEXT -384 -352 Left 5 ;Line\ninductance TEXT -520 760 Left 5 ;Inrush\nlimiter (prevents\novervoltage from EMC\nfilter ringing due to sudden\nstep application of input\nvoltage) TEXT 192 -256 Left 5 ;EMC\nFilter TEXT 2416 -664 Left 4 ;Ceramic\ncap TEXT 1744 56 Left 4 ;Constant off time\ncontrol TEXT 1360 -608 Left 5 ;Refer current\nsignal down to\nGND TEXT 384 -912 Left 2 ;0.5V TEXT 360 -880 Left 2 ;133mA TEXT 2784 -664 Left 2 !K1 L2 L4 1 TEXT 1168 584 Left 2 ;1mA TEXT 1208 152 Left 2 ;2.5V