Version 4 SHEET 1 880 1296 WIRE -544 -352 -672 -352 WIRE -176 -352 -544 -352 WIRE 320 -352 -176 -352 WIRE 480 -352 320 -352 WIRE -176 -320 -176 -352 WIRE -672 -304 -672 -352 WIRE -544 -304 -544 -352 WIRE 480 -272 480 -352 WIRE -176 -224 -176 -256 WIRE -544 -192 -544 -224 WIRE 320 -176 320 -352 WIRE -896 -144 -1248 -144 WIRE -672 -144 -672 -224 WIRE -672 -144 -896 -144 WIRE -608 -144 -672 -144 WIRE -176 -128 -176 -144 WIRE -80 -128 -176 -128 WIRE 480 -128 480 -192 WIRE -176 -112 -176 -128 WIRE 144 -80 16 -80 WIRE 320 -80 320 -96 WIRE 320 -80 224 -80 WIRE 16 -48 16 -80 WIRE 320 -16 320 -80 WIRE 320 -16 208 -16 WIRE -544 0 -544 -96 WIRE -448 0 -544 0 WIRE -176 0 -176 -32 WIRE -176 0 -352 0 WIRE -48 0 -176 0 WIRE -1248 32 -1248 -144 WIRE -896 32 -896 -144 WIRE 208 32 208 -16 WIRE 16 80 16 48 WIRE 144 80 16 80 WIRE 320 128 320 -16 WIRE -896 176 -896 96 WIRE -672 176 -672 -144 WIRE -400 176 -400 64 WIRE -400 176 -672 176 WIRE 16 176 16 80 WIRE 64 176 16 176 WIRE 208 176 208 128 WIRE 208 176 144 176 WIRE 256 176 208 176 WIRE 208 224 208 176 WIRE -80 272 -80 -128 WIRE -672 304 -672 176 WIRE 208 320 208 304 WIRE 320 320 320 224 WIRE 320 320 208 320 WIRE 400 320 320 320 WIRE 448 320 400 320 WIRE 608 320 512 320 WIRE 656 320 608 320 WIRE 720 320 656 320 WIRE 208 336 208 320 WIRE -1024 352 -1136 352 WIRE -960 352 -1024 352 WIRE -832 352 -896 352 WIRE -1136 416 -1136 352 WIRE 320 448 320 320 WIRE -1248 464 -1248 112 WIRE -1200 464 -1248 464 WIRE 64 464 16 464 WIRE 208 464 208 416 WIRE 208 464 144 464 WIRE -1024 480 -1024 352 WIRE -672 480 -672 384 WIRE -400 480 -672 480 WIRE 208 496 208 464 WIRE 256 496 208 496 WIRE -1248 528 -1248 464 WIRE -672 528 -672 480 WIRE 16 528 16 464 WIRE 96 528 16 528 WIRE -400 544 -400 480 WIRE 16 560 16 528 WIRE 208 560 208 496 WIRE -1024 608 -1024 560 WIRE -928 608 -1024 608 WIRE -544 608 -544 0 WIRE -448 608 -544 608 WIRE -176 608 -352 608 WIRE -48 608 -176 608 WIRE 96 608 96 528 WIRE 144 608 96 608 WIRE -1248 640 -1248 592 WIRE -1248 640 -1280 640 WIRE -1024 640 -1024 608 WIRE -176 640 -176 608 WIRE -544 672 -544 608 WIRE 720 688 720 320 WIRE -1248 704 -1248 640 WIRE -832 720 -832 352 WIRE -672 720 -672 608 WIRE -672 720 -832 720 WIRE -608 720 -672 720 WIRE -176 736 -176 720 WIRE -80 736 -80 352 WIRE -80 736 -176 736 WIRE -672 768 -672 720 WIRE -176 768 -176 736 WIRE -544 800 -544 768 WIRE -400 800 -544 800 WIRE 16 800 16 656 WIRE 64 800 16 800 WIRE 208 800 208 656 WIRE 208 800 144 800 WIRE 320 800 320 544 WIRE 320 800 208 800 WIRE -1136 816 -1136 512 WIRE -832 816 -1136 816 WIRE -736 816 -832 816 WIRE -1024 832 -1024 720 WIRE 320 848 320 800 WIRE -832 896 -832 816 WIRE -656 896 -832 896 WIRE -544 896 -544 800 WIRE -544 896 -592 896 WIRE -176 896 -176 848 WIRE -1136 912 -1136 816 WIRE -544 912 -544 896 WIRE -400 912 -400 800 WIRE -1248 1008 -1248 784 WIRE -1136 1008 -1136 992 WIRE -1136 1008 -1248 1008 WIRE -1024 1008 -1024 896 WIRE -1024 1008 -1136 1008 WIRE -672 1008 -672 864 WIRE -672 1008 -1024 1008 WIRE -544 1008 -544 992 WIRE -544 1008 -672 1008 WIRE -176 1008 -176 960 WIRE -176 1008 -544 1008 WIRE 320 1008 320 928 WIRE 320 1008 -176 1008 WIRE 720 1008 720 768 WIRE 720 1008 320 1008 WIRE -400 1056 -400 992 WIRE 608 1056 608 320 WIRE 608 1056 -400 1056 WIRE 720 1056 720 1008 WIRE -928 1104 -928 608 WIRE -784 1104 -928 1104 WIRE -576 1104 -704 1104 WIRE 400 1104 400 320 WIRE 400 1104 -576 1104 WIRE -928 1200 -928 1104 WIRE -784 1200 -928 1200 WIRE -576 1200 -576 1104 WIRE -576 1200 -720 1200 FLAG 720 1056 0 FLAG -896 176 0 FLAG -1280 640 Vin FLAG 480 -128 0 FLAG 656 320 Vout SYMBOL npn2 144 32 R0 SYMATTR InstName Q9 SYMATTR Value 2N5550 SYMBOL npn2 256 128 R0 SYMATTR InstName Q11 SYMATTR Value 2N3055 SYMBOL pnp2 256 544 M180 SYMATTR InstName Q12 SYMATTR Value 2N2955 SYMBOL pnp2 144 656 M180 SYMATTR InstName Q10 SYMATTR Value 2N5401 SYMBOL res 192 208 R0 SYMATTR InstName R16 SYMATTR Value 100 SYMBOL res 192 320 R0 SYMATTR InstName R19 SYMATTR Value 100 SYMBOL npn2 -48 560 R0 SYMATTR InstName Q8 SYMATTR Value 2N5550 SYMBOL res 160 784 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R15 SYMATTR Value 100 SYMBOL res 304 832 R0 SYMATTR InstName R18 SYMATTR Value 0.5 SYMBOL res 160 160 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R13 SYMATTR Value 1k SYMBOL res 160 448 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R14 SYMATTR Value 1k SYMBOL pnp2 -48 48 M180 SYMATTR InstName Q7 SYMATTR Value 2N5401 SYMBOL res 304 -192 R0 SYMATTR InstName R17 SYMATTR Value 0.5 SYMBOL res 240 -96 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R12 SYMATTR Value 100 SYMBOL res -192 -128 R0 SYMATTR InstName R20b SYMATTR Value 250 SYMBOL res -192 -240 R0 SYMATTR InstName R20a SYMATTR Value 250 SYMBOL diode -192 -320 R0 SYMATTR InstName D1 SYMATTR Value 1N914 SYMBOL res -192 624 R0 SYMATTR InstName R21a SYMATTR Value 160 SYMBOL res -192 752 R0 SYMATTR InstName R21b SYMATTR Value 340 SYMBOL diode -192 896 R0 SYMATTR InstName D2 SYMATTR Value 1N914 SYMBOL res -96 256 R0 SYMATTR InstName R11 SYMATTR Value 100k SYMBOL npn2 -352 64 M270 SYMATTR InstName Q5 SYMATTR Value 2N5550 SYMBOL pnp2 -352 544 R90 SYMATTR InstName Q4 SYMATTR Value 2N5401 SYMBOL pnp2 -608 -96 M180 SYMATTR InstName Q6 SYMATTR Value 2N5401 SYMBOL res -560 -320 R0 SYMATTR InstName R9 SYMATTR Value 6k8 SYMBOL res -688 -320 R0 SYMATTR InstName R7 SYMATTR Value 22k SYMBOL npn2 -608 672 R0 SYMATTR InstName Q3 SYMATTR Value 2N5550 SYMBOL res -560 896 R0 SYMATTR InstName R10 SYMATTR Value 150 SYMBOL cap 512 304 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C7 SYMATTR Value 2200µF SYMBOL res -416 896 R0 SYMATTR InstName R6 SYMATTR Value 22k SYMBOL res 704 672 R0 SYMATTR InstName Load SYMATTR Value 8 SYMBOL npn2 -736 768 R0 SYMATTR InstName Q2 SYMATTR Value 2N5550 SYMBOL diode -592 880 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D3 SYMATTR Value 1N914 SYMBOL res -688 512 R0 SYMATTR InstName R8 SYMATTR Value 18k SYMBOL voltage -672 288 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 0.85 SYMBOL res -1152 896 R0 SYMATTR InstName R2 SYMATTR Value 3k3 SYMBOL pnp2 -1200 512 M180 SYMATTR InstName Q1 SYMATTR Value 2N5401 SYMBOL res -1040 464 R0 SYMATTR InstName R4 SYMATTR Value 470 SYMBOL res -1040 624 R0 SYMATTR InstName R5 SYMATTR Value 47 SYMBOL cap -1040 832 R0 SYMATTR InstName C2 SYMATTR Value 250µF SYMBOL res -688 1088 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 4k7 SYMBOL cap -720 1184 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C5 SYMATTR Value 33pF SYMBOL res -1264 16 R0 SYMATTR InstName R1 SYMATTR Value 100k SYMBOL cap -912 32 R0 SYMATTR InstName C3 SYMATTR Value 250µF SYMBOL cap -1264 528 R0 SYMATTR InstName C1 SYMATTR Value 2µF SYMBOL voltage 480 -288 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V2 SYMATTR Value 60 SYMBOL voltage -1248 688 R0 WINDOW 123 24 124 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value2 AC 1 SYMATTR InstName V3 SYMATTR Value SINE(0 0.038 1000) SYMBOL cap -896 336 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C4 SYMATTR Value 1nF TEXT 440 224 Left 2 !.include C:\\discrete models.txt TEXT 448 184 Left 2 !;op 8ms TEXT 448 152 Left 2 !.tran 0 80ms 60ms TEXT 448 56 Left 2 !.options maxstep=0.48831106u\n.option plotwinsize=0\n.four 1khz 10 4 v(vout)