Version 4 SHEET 1 4032 1080 WIRE 272 -576 16 -576 WIRE 336 -576 272 -576 WIRE 624 -576 336 -576 WIRE 1056 -576 864 -576 WIRE 1184 -576 1056 -576 WIRE 1280 -576 1184 -576 WIRE 1328 -576 1280 -576 WIRE 1360 -576 1328 -576 WIRE 1456 -576 1360 -576 WIRE 864 -528 864 -576 WIRE 1056 -528 1056 -576 WIRE 16 -512 16 -576 WIRE 336 -512 336 -576 WIRE 624 -512 624 -576 WIRE 1184 -512 1184 -576 WIRE 1328 -512 1328 -576 WIRE 272 -496 272 -576 WIRE 1280 -496 1280 -576 WIRE 1280 -416 1280 -448 WIRE 272 -400 272 -432 WIRE 304 -400 272 -400 WIRE 336 -400 336 -432 WIRE 336 -400 304 -400 WIRE 16 -384 16 -432 WIRE 1056 -384 1056 -448 WIRE 1056 -384 976 -384 WIRE 1120 -384 1056 -384 WIRE 1328 -384 1328 -432 WIRE 1440 -384 1328 -384 WIRE 304 -368 304 -400 WIRE 864 -352 864 -448 WIRE 1056 -320 1056 -384 WIRE 1120 -320 1120 -384 WIRE 1184 -320 1184 -448 WIRE 1440 -320 1440 -384 WIRE 1328 -288 1328 -384 WIRE 304 -272 304 -304 WIRE 624 -272 624 -432 WIRE 624 -272 304 -272 WIRE 656 -272 624 -272 WIRE 304 -240 304 -272 WIRE -288 -192 -400 -192 WIRE 64 -192 -288 -192 WIRE 224 -192 64 -192 WIRE -400 -176 -400 -192 WIRE 864 -160 864 -288 WIRE 1056 -160 1056 -240 WIRE 1120 -160 1120 -240 WIRE 1184 -160 1184 -240 WIRE 1328 -160 1328 -208 WIRE 1440 -160 1440 -240 WIRE 304 -144 304 -176 WIRE -288 -128 -288 -192 WIRE 624 -112 624 -272 WIRE 16 -96 -160 -96 WIRE 224 -96 224 -192 WIRE 224 -96 208 -96 WIRE -400 -64 -400 -96 WIRE -80 -32 -96 -32 WIRE 16 -32 -80 -32 WIRE 384 -32 208 -32 WIRE 416 -32 384 -32 WIRE 528 -32 496 -32 WIRE 560 -32 528 -32 WIRE 576 -32 560 -32 WIRE 560 -16 560 -32 WIRE -288 32 -288 -48 WIRE 16 32 -288 32 WIRE 224 32 208 32 WIRE 384 32 384 -32 WIRE 496 32 384 32 WIRE -80 64 -80 -32 WIRE -80 64 -128 64 WIRE 16 96 -32 96 WIRE 256 96 208 96 WIRE 304 96 304 -64 WIRE 304 96 256 96 WIRE -288 112 -288 32 WIRE -80 112 -80 64 WIRE 560 128 560 80 WIRE -32 176 -32 96 WIRE 64 176 -32 176 WIRE 384 176 144 176 WIRE 624 176 624 -16 WIRE 624 176 384 176 WIRE 656 176 624 176 WIRE 624 192 624 176 WIRE -80 208 -80 176 WIRE -80 208 -128 208 WIRE -16 208 -80 208 WIRE 384 208 384 176 WIRE -80 256 -80 208 WIRE -16 272 -16 208 WIRE -288 320 -288 192 WIRE 384 320 384 272 WIRE 624 320 624 272 WIRE -160 384 -160 -96 WIRE -80 384 -80 336 WIRE -80 384 -160 384 WIRE -16 384 -16 336 WIRE -16 384 -80 384 WIRE 976 384 976 -384 WIRE 976 384 -16 384 FLAG 1056 -160 0 FLAG 864 -160 0 FLAG 624 320 0 FLAG 1184 -160 0 FLAG 656 176 source1 IOPIN 656 176 Out FLAG 656 -272 drain1 IOPIN 656 -272 Out FLAG 16 -384 0 FLAG 224 32 0 FLAG -400 -64 0 FLAG 560 128 0 FLAG 528 -32 gate1 FLAG 384 320 0 FLAG -288 320 0 FLAG -96 -32 EAOUT FLAG 64 -192 +14V5 FLAG 256 96 ZCD FLAG 1360 -576 Vout FLAG 1328 -160 0 FLAG 1280 -416 0 FLAG 1440 -160 0 FLAG 1120 -160 0 SYMBOL res 1072 -544 M0 WINDOW 0 -17 10 Left 2 WINDOW 3 -26 106 Left 2 SYMATTR InstName R2 SYMATTR Value 10k SYMBOL res 1072 -336 M0 WINDOW 0 -17 9 Left 2 WINDOW 3 -49 107 Left 2 SYMATTR InstName R3 SYMATTR Value 10k SYMBOL ind2 880 -432 R180 WINDOW 0 36 80 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName L5V5 SYMATTR Value 2.5µ SYMATTR Type ind SYMBOL ind2 608 -528 R0 SYMATTR InstName Lprim SYMATTR Value 90µ SYMATTR Type ind SYMBOL nmos 576 -112 R0 WINDOW 3 67 54 Left 2 WINDOW 0 68 19 Left 2 SYMATTR Value IRF510 SYMATTR InstName _FET1 SYMBOL res 640 176 M0 WINDOW 0 33 40 Left 2 WINDOW 3 33 79 Left 2 SYMATTR InstName _Shunt SYMATTR Value 0R22 SYMBOL cap 1200 -512 M0 WINDOW 0 -59 6 Left 2 WINDOW 3 -40 55 Left 2 SYMATTR InstName _C_5V SYMATTR Value 470µ SYMBOL voltage 16 -528 M0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V2 SYMATTR Value 40 SYMBOL L6561 96 -96 R0 SYMATTR InstName _U3 SYMBOL res 48 192 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R9 SYMATTR Value 1k0 SYMBOL schottky 880 -288 R180 WINDOW 0 20 65 Left 2 WINDOW 3 21 3 Left 2 SYMATTR InstName _D4 SYMATTR Value B530C SYMATTR Description Diode SYMATTR Type diode SYMBOL res -304 -144 R0 WINDOW 0 -30 10 Left 2 WINDOW 3 -36 103 Left 2 SYMATTR InstName R13 SYMATTR Value 100k SYMBOL cap 320 -176 R180 WINDOW 0 -15 53 Left 2 WINDOW 3 -36 11 Left 2 SYMATTR InstName C4 SYMATTR Value 220p SYMBOL pnp 496 80 M180 WINDOW 0 58 73 Left 2 WINDOW 3 30 41 Left 2 SYMATTR InstName _Q2 SYMATTR Value BC807-25 SYMBOL res 512 -48 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName _R12 SYMATTR Value 15 SYMBOL cap 368 208 R0 SYMATTR InstName C2 SYMATTR Value 1µ0 SYMBOL res -64 352 R180 WINDOW 0 27 92 Left 2 WINDOW 3 36 67 Left 2 SYMATTR InstName R6 SYMATTR Value 5k SYMBOL res 288 -160 R0 SYMATTR InstName _R10 SYMATTR Value 33k SYMBOL diode 320 -304 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D7 SYMATTR Value ES1D SYMBOL cap 256 -496 R0 SYMATTR InstName C6 SYMATTR Value 4n7 SYMBOL res 1168 -336 R0 SYMATTR InstName R1 SYMATTR Value 15m SYMBOL res -304 96 R0 WINDOW 0 -26 30 Left 2 WINDOW 3 -42 71 Left 2 SYMATTR InstName R5 SYMATTR Value 18k SYMBOL res 320 -528 R0 SYMATTR InstName R7 SYMATTR Value 10k SYMBOL voltage -400 -192 M0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 15 SYMBOL cap -96 112 R0 SYMATTR InstName C1 SYMATTR Value 1µ0 SYMBOL sw 1328 -416 M180 SYMATTR InstName S1 SYMBOL res 1424 -336 R0 SYMATTR InstName R4 SYMATTR Value 1G SYMBOL bi 1328 -288 R0 WINDOW 3 -283 188 Left 2 SYMATTR Value I=if(V(Vout)<{UVLO},{Pout}/{UVLO},{Pout}/V(Vout)) SYMATTR InstName B1 SYMBOL cap -32 272 R0 SYMATTR InstName C3 SYMATTR Value 1p SYMBOL res 1104 -336 R0 SYMATTR InstName R8 SYMATTR Value 100k TEXT 856 -616 Right 2 !k1 Lprim L5V5 0.97 TEXT 1184 96 Left 2 !.tran 5m startup uic TEXT 1136 -608 Left 2 ;ESR-Nullstelle TEXT 8 -616 Left 2 ;QR-ZVS-Sperrwandler TEXT 552 -416 Left 2 ;pin10 TEXT 560 -552 Left 2 ;pin5 TEXT 880 -552 Left 2 ;pin2+3 TEXT 872 -432 Left 2 ;pin9+8 TEXT 80 -152 Left 2 ;L6565 TEXT 1048 -40 Left 2 !.model SW SW(Ron=10m Roff=1G Vt={UVLO} Vh=0) TEXT 1040 8 Left 2 !.param Pout=10 TEXT 1048 48 Left 2 !.param UVLO=2.5 TEXT 1056 208 Left 2 ;R6<15k