Version 4 SHEET 1 3476 1348 WIRE -64 -224 -160 -224 WIRE 16 -224 -64 -224 WIRE 352 -224 16 -224 WIRE 752 -224 352 -224 WIRE 848 -224 752 -224 WIRE 976 -224 848 -224 WIRE 1248 -224 1024 -224 WIRE 1344 -224 1248 -224 WIRE 1568 -224 1344 -224 WIRE 1664 -224 1568 -224 WIRE -160 -208 -160 -224 WIRE 16 -208 16 -224 WIRE 752 -208 752 -224 WIRE 848 -208 848 -224 WIRE 976 -208 976 -224 WIRE 1024 -208 1024 -224 WIRE 1248 -208 1248 -224 WIRE 1664 -208 1664 -224 WIRE -64 -192 -64 -224 WIRE 352 -160 352 -224 WIRE 752 -112 752 -144 WIRE 848 -112 848 -128 WIRE 848 -112 752 -112 WIRE 880 -112 848 -112 WIRE 976 -112 976 -128 WIRE 976 -112 944 -112 WIRE 1024 -112 1024 -128 WIRE 1056 -112 1024 -112 WIRE 1136 -112 1056 -112 WIRE 1248 -112 1248 -144 WIRE 1248 -112 1200 -112 WIRE 1664 -112 1664 -128 WIRE 1664 -112 1248 -112 WIRE 1728 -112 1664 -112 WIRE -160 -96 -160 -128 WIRE -64 -96 -64 -128 WIRE 16 -96 16 -128 WIRE 192 -96 16 -96 WIRE 560 -96 512 -96 WIRE 16 -80 16 -96 WIRE 1568 -80 1568 -224 WIRE 1648 -80 1568 -80 WIRE 560 -64 560 -96 WIRE 576 -64 560 -64 WIRE 720 -64 656 -64 WIRE 800 -64 784 -64 WIRE 1056 -64 1056 -112 WIRE 1168 -64 1056 -64 WIRE 1344 -64 1344 -224 WIRE 1344 -64 1232 -64 WIRE 1568 -64 1568 -80 WIRE 1648 -64 1648 -80 WIRE 976 -16 976 -112 WIRE 592 0 512 0 WIRE 16 16 16 0 WIRE 1200 16 1056 16 WIRE 1344 16 1200 16 WIRE 1056 32 1056 16 WIRE 1568 32 1568 0 WIRE 1648 32 1648 16 WIRE 1648 32 1568 32 WIRE 592 64 592 0 WIRE 928 64 592 64 WIRE 80 96 64 96 WIRE 176 96 160 96 WIRE 192 96 176 96 WIRE 976 96 976 80 WIRE 976 96 512 96 WIRE 1344 96 1344 16 WIRE 1056 112 1056 96 WIRE 1136 112 1056 112 WIRE 560 160 560 -64 WIRE 592 160 560 160 WIRE 672 160 656 160 WIRE 1088 160 1056 160 WIRE 1216 160 1168 160 WIRE 1648 160 1648 32 WIRE 1648 160 1472 160 WIRE 976 176 976 96 WIRE 192 192 144 192 WIRE 528 192 512 192 WIRE 1056 208 1056 160 WIRE 560 224 560 160 WIRE 352 272 352 256 WIRE 976 272 976 256 WIRE 1136 272 1136 112 WIRE 1152 272 1136 272 WIRE 1488 272 1472 272 WIRE 1568 272 1552 272 WIRE 1648 272 1648 160 WIRE 176 304 176 96 WIRE 528 304 528 192 WIRE 528 304 176 304 WIRE 1648 304 1648 272 WIRE 144 320 144 192 WIRE 560 320 560 304 WIRE 560 320 144 320 WIRE 800 320 560 320 WIRE 1056 320 1056 272 WIRE 1056 320 992 320 WIRE 560 352 560 320 WIRE 800 416 784 416 WIRE 1040 416 992 416 WIRE 1136 416 1136 272 WIRE 1136 416 1040 416 WIRE 1184 416 1136 416 WIRE 1264 416 1184 416 WIRE 1344 416 1344 336 WIRE 1344 416 1264 416 WIRE 1648 416 1648 384 WIRE 1648 416 1344 416 WIRE 1728 416 1728 -112 WIRE 1728 416 1648 416 WIRE 560 432 560 416 WIRE 1040 432 1040 416 FLAG 352 272 0 FLAG -160 -96 0 FLAG 976 272 0 FLAG 64 96 0 FLAG 128 0 0 FLAG 784 416 0 FLAG 1664 -224 OUT FLAG -160 -224 IN FLAG 16 16 0 FLAG -64 -96 0 FLAG 560 432 0 FLAG 672 160 0 FLAG 800 16 0 FLAG 1184 496 0 FLAG 1264 480 0 FLAG 1040 496 0 SYMBOL voltage -160 -224 R0 WINDOW 123 0 0 Left 2 WINDOW 3 30 87 Left 2 SYMATTR Value 48 SYMATTR SpiceLine Rser=0 SYMATTR InstName V1 SYMBOL res 0 -224 R0 SYMATTR InstName R1 SYMATTR Value 105K SYMATTR SpiceLine pwr=0.5 SYMBOL cap 192 -16 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 0.1µ SYMBOL res 176 112 M270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R2 SYMATTR Value 36.5K SYMBOL nmos 928 -16 R0 WINDOW 0 1 43 Right 2 WINDOW 3 37 99 Right 2 SYMATTR InstName Q1 SYMATTR Value Si4848DY SYMBOL res 960 160 R0 SYMATTR InstName R3 SYMATTR Value 40m SYMBOL schottky 1200 -128 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D1 SYMATTR Value MBR745 SYMATTR Description Diode SYMATTR Type diode SYMBOL ind2 1040 -224 M0 WINDOW 0 -8 35 Right 2 WINDOW 3 -6 69 Right 2 SYMATTR InstName L1 SYMATTR Value 1.5µ SYMATTR Type ind SYMBOL ind2 960 -112 M180 WINDOW 0 -3 77 Right 2 WINDOW 3 -1 52 Right 2 SYMATTR InstName L2 SYMATTR Value 20µ SYMATTR Type ind SYMBOL res 1184 144 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R6 SYMATTR Value 500 SYMBOL cap 1216 256 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C2 SYMATTR Value 0.47µ SYMBOL PowerProducts\\LT4430 1344 208 R0 WINDOW 0 17 -131 Left 2 SYMATTR InstName U1 SYMBOL PowerProducts\\LT3758 352 48 R0 SYMATTR InstName U2 SYMBOL res 0 -96 R0 SYMATTR InstName R7 SYMATTR Value 8.66K SYMBOL res 544 208 R0 SYMATTR InstName R8 SYMATTR Value 6.81K SYMBOL cap 1232 -208 R0 WINDOW 3 42 34 Left 2 WINDOW 40 28 61 Left 2 SYMATTR Value 100µ SYMATTR SpiceLine2 x3 SYMATTR InstName C3 SYMATTR SpiceLine Rser=.0002 SYMBOL cap 1040 32 R0 SYMATTR InstName C5 SYMATTR Value 1µ SYMBOL res 832 -224 R0 WINDOW 3 25 76 Left 2 SYMATTR Value 10K SYMATTR InstName R9 SYMBOL cap 736 -208 R0 SYMATTR InstName C6 SYMATTR Value 4700p SYMBOL cap 656 144 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C7 SYMATTR Value 4.7µ SYMBOL res 1664 400 R180 WINDOW 0 -6 76 Right 2 WINDOW 3 -5 32 Right 2 SYMATTR InstName R10 SYMATTR Value 22.1k SYMBOL cap -80 -192 R0 WINDOW 3 41 34 Left 2 WINDOW 39 25 56 Left 2 SYMATTR Value 1µ SYMATTR SpiceLine x2 SYMATTR InstName C9 SYMBOL cap 544 352 R0 SYMATTR InstName C10 SYMATTR Value 100p SYMBOL res 1648 -224 R0 SYMATTR InstName Rload SYMATTR Value 1.1 SYMBOL ind2 784 -80 R0 SYMATTR InstName L3 SYMATTR Value 10µ SYMATTR Type ind SYMBOL res 672 -80 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R11 SYMATTR Value 51.1 SYMBOL res 1632 -80 R0 SYMATTR InstName R4 SYMATTR Value 100k SYMBOL res 1664 256 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R5 SYMATTR Value 4.22k SYMBOL cap 1552 256 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C4 SYMATTR Value 10n SYMBOL cap 1552 -64 R0 SYMATTR InstName C12 SYMATTR Value 270p SYMBOL diode 1040 208 R0 WINDOW 3 0 73 Left 2 SYMATTR Value BAS516 SYMATTR InstName D6 SYMBOL res 1168 400 R0 SYMATTR InstName R12 SYMATTR Value 10g SYMBOL cap 1248 416 R0 SYMATTR InstName C8 SYMATTR Value 10n SYMBOL cap 1024 432 R0 SYMATTR InstName C11 SYMATTR Value 2200p SYMBOL diode 784 -80 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 43 VTop 2 SYMATTR InstName D5 SYMATTR Value BAS516 SYMBOL PS2801C 896 368 M0 SYMATTR InstName U3 SYMBOL diode 944 -128 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D2 SYMATTR Value DI_BAV21W SYMBOL BAT54C 1232 -32 R0 WINDOW 0 24 -49 Left 2 SYMATTR InstName U4 TEXT 1000 -224 Bottom 2 !K1 L1 L2 L3 1 TEXT 1360 400 Left 2 !.tran 30m startup TEXT 888 -296 Bottom 2 ;LT3758 -Flyback-Converter Aufbau nach Schaltplan von Demo-Board TEXT -144 192 Left 2 !.MODEL BAS516 D\n+ IS=2.9891E-9\n+ N=1.9303\n+ RS=0.78115\n+ IKF=0.085491E-3\n+ CJO=383.41E-15\n+ M=.1\n+ VJ=9.99\n+ ISR=6.8038E-9\n+ NR=4.9950\n+ BV=130.38\n+ IBV=10\n+ TT=3.0297E-9\n.ENDS TEXT 112 488 Left 2 !.MODEL DI_BAV21W D ( IS=1.09u RS=0.105 BV=200 IBV=100n\n+ CJO=5.00p M=0.333 N=3.29 TT=72.0n ) .ENDS