Version 4
SHEET 1 3668 3236
WIRE -1728 -1344 -2576 -1344
WIRE -1728 -1072 -1728 -1344
WIRE -1568 -1072 -1728 -1072
WIRE -1568 -1024 -1568 -1072
WIRE -1520 -1024 -1568 -1024
WIRE -1728 -1008 -1728 -1072
WIRE -1568 -928 -1568 -1024
WIRE -1568 -928 -1600 -928
WIRE -1552 -928 -1568 -928
WIRE -1872 -912 -1920 -912
WIRE -1856 -912 -1872 -912
WIRE -1552 -864 -1552 -928
WIRE -1552 -864 -1600 -864
WIRE -1328 -864 -1552 -864
WIRE -1920 -816 -1920 -912
WIRE -1920 -816 -1968 -816
WIRE -1856 -816 -1920 -816
WIRE -1920 -800 -1920 -816
WIRE -1552 -800 -1552 -864
WIRE -1552 -800 -1600 -800
WIRE -1872 -752 -1872 -912
WIRE -1856 -752 -1872 -752
WIRE -1968 -736 -2032 -736
WIRE -1872 -736 -1872 -752
WIRE -1872 -736 -1968 -736
WIRE -1968 -720 -1968 -736
WIRE -1872 -720 -1872 -736
WIRE -1856 -720 -1856 -752
WIRE -2032 -656 -2032 -736
WIRE -2032 -656 -2048 -656
WIRE -2016 -656 -2032 -656
WIRE -2048 -592 -2048 -656
WIRE -2016 -592 -2048 -592
WIRE -2048 -528 -2048 -592
WIRE -2048 -528 -2160 -528
WIRE -2016 -528 -2048 -528
WIRE -2160 -400 -2160 -528
WIRE -1984 -400 -1984 -432
WIRE -1984 -400 -2160 -400
WIRE -1920 -400 -1920 -432
WIRE -1920 -400 -1984 -400
WIRE -1856 -400 -1856 -432
WIRE -1856 -400 -1920 -400
WIRE 192 -192 192 -416
WIRE 240 -192 192 -192
WIRE 368 -192 368 -416
WIRE 368 -192 320 -192
WIRE 2256 -112 2224 -112
WIRE 2384 -112 2256 -112
WIRE 2512 -112 2448 -112
WIRE 2592 -112 2512 -112
WIRE 2704 -112 2592 -112
WIRE 496 -16 416 -16
WIRE 608 -16 576 -16
WIRE 704 -16 688 -16
WIRE 720 -16 704 -16
WIRE 848 -16 800 -16
WIRE 1024 -16 928 -16
WIRE 2384 -16 2304 -16
WIRE 2512 -16 2512 -112
WIRE 2512 -16 2448 -16
WIRE 2704 -16 2704 -112
WIRE 2592 0 2592 -112
WIRE -2576 48 -2576 -1344
WIRE -240 48 -2576 48
WIRE -80 48 -240 48
WIRE 16 48 -80 48
WIRE 48 48 16 48
WIRE 176 48 128 48
WIRE 704 48 704 -16
WIRE 704 48 256 48
WIRE 2256 80 2256 -112
WIRE 2384 80 2256 80
WIRE 2512 80 2448 80
WIRE -80 96 -80 48
WIRE 416 96 416 -16
WIRE 560 96 416 96
WIRE 688 96 640 96
WIRE 1024 96 1024 -16
WIRE 1024 96 752 96
WIRE -240 112 -240 48
WIRE 16 144 16 48
WIRE 720 144 16 144
WIRE 416 160 416 96
WIRE 1024 160 1024 96
WIRE 896 176 416 160
WIRE 2304 176 2304 -16
WIRE 2304 176 2224 176
WIRE 2384 176 2304 176
WIRE 2512 176 2512 80
WIRE 2512 176 2448 176
WIRE 2592 176 2592 64
WIRE 2592 176 2512 176
WIRE 2704 176 2704 64
WIRE 2704 176 2592 176
WIRE 560 192 1024 160
WIRE 560 224 560 192
WIRE 896 224 896 176
WIRE 2592 272 2592 176
WIRE 2592 272 2416 272
WIRE 560 320 560 288
WIRE 560 320 464 320
WIRE 624 320 560 320
WIRE 720 320 720 144
WIRE 720 320 704 320
WIRE 752 320 720 320
WIRE 896 320 896 288
WIRE 896 320 832 320
WIRE 976 320 896 320
WIRE -80 336 -80 176
WIRE 16 336 -80 336
WIRE 2416 336 2416 272
WIRE 560 352 560 320
WIRE 896 352 896 320
WIRE -80 368 -80 336
WIRE 16 368 16 336
WIRE -240 432 -240 192
WIRE -176 432 -240 432
WIRE 16 432 -48 432
WIRE 416 432 416 336
WIRE 416 432 16 432
WIRE 560 432 560 416
WIRE 560 432 416 432
WIRE 896 432 896 416
WIRE 896 432 560 432
WIRE 1024 432 1024 336
WIRE 1024 432 896 432
WIRE -240 480 -240 432
FLAG -240 480 0
FLAG -3424 -112 0
FLAG 256 -1728 0
FLAG 3648 -16 0
FLAG 192 -416 W1
FLAG 368 -416 W2
FLAG 2416 336 0
FLAG 2224 -112 W1
FLAG 2224 176 W2
FLAG -1968 -816 0
SYMBOL voltage -240 96 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName Vin
SYMATTR Value 30
SYMBOL ind2 144 32 R90
WINDOW 0 5 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName L3
SYMATTR Value 1m
SYMATTR Type ind
SYMBOL cap 752 80 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C1
SYMATTR Value 200n
SYMBOL ind2 816 -32 R90
WINDOW 0 4 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName L2
SYMATTR Value 4400n
SYMATTR Type ind
SYMBOL ind2 704 -32 R90
WINDOW 0 4 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName L1
SYMATTR Value 4764n
SYMATTR Type ind
SYMBOL ind2 336 -208 R90
WINDOW 0 4 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName L4
SYMATTR Value 11700n
SYMATTR Type ind
SYMBOL zener 576 416 R180
WINDOW 0 24 72 Left 0
WINDOW 3 -130 17 Left 0
SYMATTR InstName Z-Diode1
SYMATTR Value BZX84C12L
SYMBOL zener 912 416 R180
WINDOW 0 24 72 Left 0
WINDOW 3 36 18 Left 0
SYMATTR InstName Z-Diode2
SYMATTR Value BZX84C12L
SYMBOL diode 576 288 R180
WINDOW 0 24 72 Left 0
WINDOW 3 -57 32 Left 0
SYMATTR InstName D1
SYMATTR Value ES1D
SYMBOL diode 912 288 R180
WINDOW 0 24 72 Left 0
WINDOW 3 45 32 Left 0
SYMATTR InstName D2
SYMATTR Value ES1D
SYMBOL res 720 304 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName Vorwid1
SYMATTR Value 1k
SYMBOL res 848 304 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName Vorwid2
SYMATTR Value 1k
SYMBOL nmos 976 240 R0
SYMATTR InstName M2
SYMATTR Value PHM21NQ15T
SYMBOL nmos 464 240 M0
SYMATTR InstName M1
SYMATTR Value PHM21NQ15T
SYMBOL schottky 2384 -96 R270
WINDOW 3 0 32 VBottom 0
WINDOW 0 32 32 VTop 0
SYMATTR Value PDS5100
SYMATTR InstName GLRD1
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL schottky 2384 0 R270
WINDOW 3 0 32 VBottom 0
WINDOW 0 32 32 VTop 0
SYMATTR Value PDS5100
SYMATTR InstName GLRD2
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL schottky 2448 64 R90
WINDOW 3 32 32 VTop 0
WINDOW 0 0 32 VBottom 0
SYMATTR Value PDS5100
SYMATTR InstName GLRD3
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL schottky 2448 160 R90
WINDOW 3 32 32 VTop 0
WINDOW 0 0 32 VBottom 0
SYMATTR Value PDS5100
SYMATTR InstName GLRD4
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 2576 0 R0
SYMATTR InstName C2
SYMATTR Value 100µ
SYMBOL res 2688 -32 R0
SYMATTR InstName Rload
SYMATTR Value 7
SYMBOL irf540N -112 432 M90
SYMATTR InstName U2
SYMBOL res -96 80 R0
SYMATTR InstName R4
SYMATTR Value 10k
SYMBOL zener 32 432 R180
WINDOW 0 24 72 Left 0
WINDOW 3 29 -51 Left 0
SYMATTR InstName Z-Diode0
SYMATTR Value BZX84C15L
SYMBOL res 400 144 R0
SYMATTR InstName M1R
SYMATTR Value 0.12
SYMBOL res 1008 144 R0
SYMATTR InstName M2R
SYMATTR Value 0.12
SYMBOL res 656 80 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName RKond
SYMATTR Value 20m
SYMBOL res 592 -32 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName L1R
SYMATTR Value 0.2
SYMBOL res 944 -32 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName L2R
SYMATTR Value 0.2
SYMBOL res 272 32 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName RPlat
SYMATTR Value 0.05
SYMBOL PowerProducts\\LT1070 -1856 -576 R0
SYMATTR InstName U1
TEXT 264 -248 Left 0 ;Sek
TEXT 664 -72 Left 0 ;Primär
TEXT 736 -208 Left 0 !K1 L1 L2 L4 0.75
TEXT -512 -64 Left 0 !.tran 1 steady startup
TEXT -224 224 Left 0 ;20V bis 30V
TEXT 520 472 Left 0 ;100mW Verlustleistung an den Z-Dioden
TEXT 416 -112 Left 0 ;26.775mohm Widerstand des Drahtes. Übergangswiderstände etc. kommen noch dazu
TEXT 416 -80 Left 0 ;12A RMS 50kHz