Version 4 SHEET 1 2560 816 WIRE 432 -352 288 -352 WIRE 576 -352 432 -352 WIRE 1088 -352 576 -352 WIRE 1232 -352 1088 -352 WIRE 1392 -352 1232 -352 WIRE 576 -336 576 -352 WIRE 1232 -320 1232 -352 WIRE 1392 -304 1392 -352 WIRE 288 -272 288 -352 WIRE 432 -272 432 -352 WIRE 576 -208 576 -256 WIRE 1232 -208 1232 -240 WIRE 1232 -208 1088 -208 WIRE 1392 -128 1392 -224 WIRE 1232 -112 1232 -208 WIRE 288 -96 288 -192 WIRE 432 -96 432 -192 WIRE 432 -96 288 -96 WIRE 576 -96 576 -128 WIRE 576 -96 432 -96 WIRE 960 -96 576 -96 WIRE 1184 -96 1040 -96 WIRE 432 -64 432 -96 WIRE 80 0 -80 0 WIRE 384 0 288 0 WIRE 80 48 80 0 WIRE 432 64 432 32 WIRE 656 64 432 64 WIRE 704 64 656 64 WIRE 832 64 784 64 WIRE 432 80 432 64 WIRE -80 112 -80 0 WIRE 656 144 656 64 WIRE 704 144 656 144 WIRE 832 144 832 64 WIRE 832 144 784 144 WIRE 80 192 80 128 WIRE 288 192 288 0 WIRE 288 192 80 192 WIRE 432 192 432 160 WIRE 560 192 432 192 WIRE 832 192 832 144 WIRE 1232 192 1232 -16 WIRE 1232 192 832 192 WIRE 1344 192 1232 192 WIRE 432 208 432 192 WIRE 1344 208 1344 192 WIRE 704 240 656 240 WIRE 832 240 832 192 WIRE 832 240 784 240 WIRE -80 256 -80 192 WIRE 560 256 560 192 WIRE 80 272 80 192 WIRE 432 320 432 288 WIRE 656 320 656 240 WIRE 656 320 432 320 WIRE 704 320 656 320 WIRE 832 320 832 240 WIRE 832 320 784 320 WIRE 432 336 432 320 WIRE 288 368 288 192 WIRE 384 368 288 368 WIRE 1232 384 1232 192 WIRE 80 416 80 352 WIRE 432 464 432 432 WIRE 432 464 288 464 WIRE 592 464 432 464 WIRE 960 464 592 464 WIRE 1184 464 1040 464 WIRE 592 480 592 464 WIRE 1408 512 1408 416 WIRE 288 544 288 464 WIRE 432 544 432 464 WIRE 1232 544 1232 480 WIRE 1232 544 1088 544 WIRE 592 592 592 560 WIRE 1232 592 1232 544 WIRE 288 688 288 624 WIRE 432 688 432 624 WIRE 432 688 288 688 WIRE 592 688 592 672 WIRE 592 688 432 688 WIRE 1088 688 592 688 WIRE 1232 688 1232 672 WIRE 1232 688 1088 688 WIRE 1408 688 1408 592 WIRE 1408 688 1232 688 FLAG 560 256 0 FLAG 80 416 0 FLAG 1392 -128 0 FLAG 1408 416 0 FLAG -80 256 0 FLAG 1344 288 0 SYMBOL pmos 1184 -16 M180 SYMATTR InstName M3 SYMATTR Value IRFP9240C SYMBOL res 272 -288 R0 SYMATTR InstName R1 SYMATTR Value 1k SYMBOL res 416 -288 R0 SYMATTR InstName R2 SYMATTR Value 1.2k SYMBOL res 560 -352 R0 SYMATTR InstName R3 SYMATTR Value 3.5k SYMBOL res 1216 -336 R0 SYMATTR InstName R5 SYMATTR Value .47 SYMBOL res 1056 -112 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R6 SYMATTR Value 47 SYMBOL res 272 528 R0 SYMATTR InstName R8 SYMATTR Value 1k SYMBOL res 416 528 R0 SYMATTR InstName R9 SYMATTR Value 1.2k SYMBOL res 576 576 R0 SYMATTR InstName R10 SYMATTR Value 2.2k SYMBOL res 1056 448 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R13 SYMATTR Value 47 SYMBOL pjf 384 432 M180 SYMATTR InstName J1 SYMATTR Value J2SJ74 SYMBOL njf 384 -64 R0 SYMATTR InstName J2 SYMATTR Value J2SK170 SYMBOL res 416 64 R0 SYMATTR InstName R16 SYMATTR Value 10 SYMBOL res 416 192 R0 SYMATTR InstName R17 SYMATTR Value 10 SYMBOL res 64 256 R0 SYMATTR InstName R18 SYMATTR Value 100k SYMBOL res 64 32 R0 SYMATTR InstName R19 SYMATTR Value 1k SYMBOL voltage -80 96 R0 WINDOW 123 24 132 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value2 AC 1 SYMATTR InstName V1 SYMATTR Value SINE(0 2.6 1000) SYMBOL voltage 1392 -320 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V2 SYMATTR Value 25 SYMBOL voltage 1408 496 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V3 SYMATTR Value 25 SYMBOL res 800 48 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R20 SYMATTR Value 100 SYMBOL res 800 128 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R21 SYMATTR Value 100 SYMBOL res 800 304 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R22 SYMATTR Value 100 SYMBOL res 800 224 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R23 SYMATTR Value 100 SYMBOL res 1216 576 R0 SYMATTR InstName R24 SYMATTR Value .47 SYMBOL nmos 1184 384 R0 SYMATTR InstName M1 SYMATTR Value IRFP240C SYMBOL res 560 -224 R0 SYMATTR InstName R27 SYMATTR Value 2.2k SYMBOL res 576 464 R0 SYMATTR InstName R28 SYMATTR Value 3.5k SYMBOL res 1328 192 R0 SYMATTR InstName R4 SYMATTR Value 8R SYMBOL res 1072 -368 R0 SYMATTR InstName R7 SYMATTR Value 0.02R SYMBOL res 1072 592 R0 SYMATTR InstName R11 SYMATTR Value 0.02R SYMBOL cap 1072 -272 R0 SYMATTR InstName C1 SYMATTR Value 6600µF SYMBOL cap 1072 544 R0 SYMATTR InstName C2 SYMATTR Value 6600µF TEXT 8 600 Left 2 !;op TEXT 1480 -264 Left 2 ;31.5 Watts TEXT -80 520 Left 2 !;ac oct 12 1 100k TEXT -72 -120 Left 2 !.tran 0 4ms 0 TEXT -80 -192 Left 2 !* Disable compression\n.option plotwinsize=0 TEXT -88 -88 Left 2 !.option plotwinsize=0 TEXT -80 -328 Left 2 ;F5 by Nelson Pass TEXT 376 -304 Left 2 ;.66k for BC560A TEXT 1424 0 Left 2 !.model J2sj74 PJF(Beta=92.12m Rs=7.748 Rd=7.748 Betatce=-.5 Lambda=4.464m\n+ Vto=-.5428 Vtotc=-2.5m Cgd=85.67p M=.3246 Pb=.3905 Fc=.5\n+ Cgs=78.27p Isr=129.8p Nr=2 Is=12.98p N=1 Xti=3 Alpha=10u Vk=100\n+ Kf=26.64E-18 Af=1) TEXT 1504 328 Left 2 !.model J2sk170 NJF(Beta=59.86m Rs=4.151 Rd=4.151 Betatce=-.5 Lambda=1.923m\n+ Vto=-.5024 Vtotc=-2.5m Cgd=20p M=.3805 Pb=.4746 Fc=.5\n+ Cgs=25.48p Isr=84.77p Nr=2 Is=8.477p N=1 Xti=3 Alpha=10u Vk=100\n+ Kf=111.3E-18 Af=1) TEXT 80 -440 Left 2 !.model irfp9240C VDMOS(pchan Vto=-3.76 Kp=9 Lambda=0.004 Rs=0.064 Rd=0.1 Rds=1e7 Cgdmax=1200p Cgdmin=15p a=0.26 Cgs=1130p Cjo=2070p m=0.68 VJ=2.5 IS=4.0E-06 N=2.4) TEXT 64 -552 Left 2 !.model irfp240C VDMOS(nchan Vto=4.0 Kp=4.8 Lambda=0.0032 Rs=0.01 Rd=0.1 Rds=1e7 Cgdmax=2600p Cgdmin=10p a=0.35 Cgs=1250p Cjo=3000p m=0.75 VJ=2.5 IS=4.0E-06 N=2.4) TEXT 1992 -584 Left 2 !.OPTIONS numdgt=17 TEXT 2008 -240 Left 2 !.four 1khz 10 I(R4)\n.four 1khz 10 V(N009)\n.four 1khz 10 V(N007) TEXT 2024 -176 Left 2 !.param FFT=2**16