Version 4 SHEET 1 1556 948 WIRE 272 48 208 48 WIRE 368 48 272 48 WIRE 464 48 368 48 WIRE 656 48 544 48 WIRE 208 64 208 48 WIRE 368 128 368 48 WIRE -48 144 -160 144 WIRE 112 144 32 144 WIRE 160 144 112 144 WIRE -160 160 -160 144 WIRE 880 160 736 160 WIRE 928 160 880 160 WIRE 1040 160 1008 160 WIRE 1136 160 1040 160 WIRE 1152 160 1136 160 WIRE 1248 160 1232 160 WIRE 1344 160 1248 160 WIRE 1376 160 1344 160 WIRE 208 176 208 160 WIRE 656 208 656 48 WIRE 736 256 736 160 WIRE 736 256 720 256 WIRE 880 256 880 160 WIRE 1040 256 1040 160 WIRE 1136 256 1136 160 WIRE 1248 256 1248 160 WIRE 1344 256 1344 160 WIRE 208 272 208 256 WIRE 208 272 144 272 WIRE 208 288 208 272 WIRE 480 288 368 288 WIRE 656 288 560 288 WIRE -160 304 -160 240 WIRE 144 304 144 272 WIRE 656 304 656 288 WIRE 208 384 208 368 WIRE -48 400 -160 400 WIRE 112 400 32 400 WIRE 160 400 112 400 WIRE -160 432 -160 400 WIRE 720 448 720 336 WIRE 880 448 880 320 WIRE 1040 448 1040 320 WIRE 1136 448 1136 320 WIRE 1248 448 1248 320 WIRE 1344 448 1344 336 WIRE 208 480 208 464 WIRE 208 496 208 480 WIRE 272 496 208 496 WIRE 368 496 368 416 WIRE 368 496 272 496 WIRE 464 496 368 496 WIRE 656 496 656 384 WIRE 656 496 544 496 WIRE -16 592 -160 592 WIRE 320 592 -16 592 WIRE 1520 736 736 736 WIRE 736 816 736 736 WIRE 1520 816 1520 736 WIRE 1520 816 736 816 WIRE 736 864 736 816 WIRE 1520 864 1520 816 WIRE 1520 864 736 864 WIRE 736 944 736 864 WIRE 1520 944 1520 864 WIRE 1520 944 736 944 FLAG -160 304 0 FLAG 720 448 0 FLAG 1376 160 Vout IOPIN 1376 160 Out FLAG -160 672 0 FLAG 112 144 Vg1 FLAG 112 400 Vg2 FLAG 272 48 Vd1 IOPIN 272 48 BiDir FLAG 272 496 Vd2 IOPIN 272 496 BiDir FLAG 1344 448 0 FLAG -160 512 0 FLAG 368 192 0 FLAG 368 352 0 FLAG 144 304 0 FLAG -16 656 0 FLAG 880 448 0 FLAG 1040 448 0 FLAG 1136 448 0 FLAG 1248 448 0 FLAG 368 288 Vdd IOPIN 368 288 In FLAG 320 592 Vdd IOPIN 320 592 Out SYMBOL ind 448 64 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 -11 53 VBottom 2 SYMATTR InstName L1 SYMATTR Value 4.94u SYMBOL ind 576 304 M270 WINDOW 0 32 56 VTop 2 WINDOW 3 -11 56 VBottom 2 SYMATTR InstName L6 SYMATTR Value 57.4u SYMATTR SpiceLine Rser=0.001 SYMBOL 2SK2232 160 64 R0 SYMATTR InstName M1 SYMBOL 2SK2232 160 480 M180 SYMATTR InstName M2 SYMBOL voltage -160 144 R0 WINDOW 3 -580 56 Left 2 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR Value PULSE(0 10 0 1n 1n 3.663u 7.326u 50) SYMATTR InstName V1 SYMBOL voltage -160 416 R0 WINDOW 3 -580 -31 Left 2 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR Value PULSE(10 0 0 1n 1n 3.663u 7.326u 50) SYMATTR InstName V2 SYMBOL voltage -160 576 R0 WINDOW 0 43 39 Left 2 WINDOW 3 42 95 Left 2 WINDOW 123 0 0 Left 0 WINDOW 39 42 123 Left 2 SYMATTR InstName V3 SYMATTR Value 13.8 SYMATTR SpiceLine Rser=0.1 SYMBOL Misc\\EuropeanCap 352 128 R0 WINDOW 0 35 4 Left 2 WINDOW 3 33 57 Left 2 SYMATTR InstName C1 SYMATTR Value 63.55n SYMATTR SpiceLine V=100 SYMBOL Misc\\EuropeanCap 352 352 R0 WINDOW 3 28 64 Left 2 WINDOW 0 37 7 Left 2 SYMATTR Value 63.55n SYMATTR InstName C2 SYMATTR SpiceLine V=100 SYMBOL Misc\\EuropeanResistor 1328 240 R0 SYMATTR InstName R1 SYMATTR Value 50 SYMBOL ind2 640 192 R0 WINDOW 0 -57 20 Left 2 WINDOW 3 -60 50 Left 2 SYMATTR InstName L3 SYMATTR Value 20u SYMBOL ind2 640 288 R0 WINDOW 0 -53 36 Left 2 WINDOW 3 -54 68 Left 2 SYMATTR InstName L4 SYMATTR Value 20u SYMBOL ind2 736 240 M0 WINDOW 0 -44 15 Left 2 WINDOW 3 -73 60 Left 2 SYMATTR InstName L5 SYMATTR Value 635u SYMATTR SpiceLine Rser=0.001 SYMBOL Misc\\EuropeanResistor 192 160 R0 SYMATTR InstName R2 SYMATTR Value 0.001u SYMBOL Misc\\EuropeanResistor 192 272 R0 SYMATTR InstName R3 SYMATTR Value 0.001u SYMBOL Misc\\EuropeanResistor 48 128 R90 WINDOW 0 5 56 VBottom 2 WINDOW 3 27 56 VTop 2 SYMATTR InstName R4 SYMATTR Value 4.7 SYMBOL Misc\\EuropeanResistor 48 384 R90 WINDOW 0 5 56 VBottom 2 WINDOW 3 27 56 VTop 2 SYMATTR InstName R5 SYMATTR Value 4.7 SYMBOL ind 448 512 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 -10 59 VBottom 2 SYMATTR InstName L2 SYMATTR Value 4.94u SYMBOL Misc\\EuropeanPolcap -32 592 R0 WINDOW 0 5 -29 Left 2 WINDOW 3 35 57 Left 2 SYMATTR InstName C3 SYMATTR Value 100u SYMBOL ind 912 176 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L7 SYMATTR Value 62u SYMBOL ind 1136 176 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L8 SYMATTR Value 62u SYMBOL Misc\\EuropeanCap 864 256 R0 SYMATTR InstName C4 SYMATTR Value 22n SYMBOL Misc\\EuropeanCap 1024 256 R0 SYMATTR InstName C5 SYMATTR Value 22n SYMBOL Misc\\EuropeanCap 1120 256 R0 SYMATTR InstName C6 SYMATTR Value 22n SYMBOL Misc\\EuropeanCap 1232 256 R0 SYMATTR InstName C7 SYMATTR Value 22n TEXT 40 -112 Left 2 !.tran 0 300u 270u TEXT -736 -56 Left 2 !.model 2sk2232 VDMOS(Rg=3 Rd=10m Rs=0 Rb=0 Vto=1.6 Kp=10 Cgdmax=.2n Cgdmin=.2n Cgs=1n Cjo=.3n Is=0.01m Ron=36m Qg=38n lambda=0.005 mfg=Toshiba) TEXT 592 392 Left 2 ;4t TEXT 760 384 Left 2 ;20t TEXT 672 136 Left 2 !K1 L3 L4 L5 1 TEXT 424 -16 Left 2 ;(2*T106#2)*n TEXT 440 560 Left 2 ;(2*T106#2)*n TEXT 768 792 Left 4 ;135kHz E_Class P-P Power Amplifier TEXT 776 888 Left 2 ;Initial Release : September 26 2020 TEXT 768 840 Left 2 ;Designed and Simulated by JA6SOQ, JA1VUC and 7L1RLL TEXT -736 248 Left 2 ;136.5 kHz Pulse 10V 0 degree TEXT -736 424 Left 2 ;136.5kHz Pulse 10V 180 Degree delayed TEXT 1240 104 Left 2 ;PP140V makes 49W TEXT 936 104 Left 2 ;LPF Fc = 200 kHz TEXT 696 576 Left 2 ;Notes: 1. R1, R2 and R3 are for simulation purpose. TEXT 776 616 Left 2 ;2.All capacitances are in Falad and all resistors are in Ohm\n unless otherwise noted. TEXT 776 920 Left 2 ;Revised July 5th 2021 TEXT 584 272 Left 2 ;4t TEXT -752 760 Left 2 ;Where Freq=136kHz, Q=5, Vdd=13.8V, P=65W, PAI=3.141592634\nR=8/(PAI^2+4)*(Vdd^/P)=1.69[Ohm]\nC1=C2=8/(PAI*(PAI^2+4))*(1/(2*PAI*Freq*R))=127.1[nF]=>127.1/2=63.55[nF]\nL1=L2=R*Q/(2*PAI*Freq)=9.89[uH]=>9.89/2=4.94[uH] TEXT -744 472 Left 2 ;Output variation of Mutural coefficient(M)\nM C1 & C2[nF] L1 & L2uH] Pwr[W]\n1 63.55 4.94 49\n0.999 63.55 4.94 49\n0.998 63.55 4.94 49\n0.995 75 4.94 36\n0.990 75 4.94 36\n0.980 75 4.94 36\n0.970 75 4.94 36 TEXT 424 128 Left 2 ;/2 TEXT 424 360 Left 2 ;/2 TEXT 520 16 Left 2 ;/2 TEXT 528 464 Left 2 ;/2 TEXT 808 104 Left 2 ;pp150V