Version 4 SHEET 1 3244 2068 WIRE -480 -496 -752 -496 WIRE -384 -496 -480 -496 WIRE -16 -496 -384 -496 WIRE 224 -496 -16 -496 WIRE 432 -496 224 -496 WIRE 752 -496 432 -496 WIRE 944 -496 752 -496 WIRE 1008 -496 944 -496 WIRE 1136 -496 1008 -496 WIRE 1232 -496 1136 -496 WIRE 1344 -496 1232 -496 WIRE 1456 -496 1344 -496 WIRE 1520 -496 1456 -496 WIRE 1712 -496 1520 -496 WIRE 1936 -496 1712 -496 WIRE 2080 -496 1936 -496 WIRE -480 -464 -480 -496 WIRE -384 -464 -384 -496 WIRE -16 -464 -16 -496 WIRE 1456 -464 1456 -496 WIRE 1712 -464 1712 -496 WIRE 2080 -464 2080 -496 WIRE 1520 -448 1520 -496 WIRE 1136 -416 1136 -496 WIRE 1648 -416 1616 -416 WIRE 1344 -400 1344 -496 WIRE 432 -384 432 -496 WIRE -1024 -368 -1104 -368 WIRE -928 -368 -944 -368 WIRE -896 -368 -928 -368 WIRE -384 -368 -384 -400 WIRE 1456 -352 1456 -384 WIRE 1456 -352 1408 -352 WIRE 1520 -352 1520 -384 WIRE 1520 -352 1456 -352 WIRE 2080 -352 2080 -384 WIRE -1104 -336 -1104 -368 WIRE -480 -336 -480 -384 WIRE -16 -336 -16 -384 WIRE 1232 -336 1232 -496 WIRE 1712 -336 1712 -368 WIRE 1792 -336 1712 -336 WIRE -928 -320 -928 -368 WIRE 1008 -320 1008 -496 WIRE 144 -304 128 -304 WIRE 224 -304 224 -496 WIRE 224 -304 208 -304 WIRE 1456 -304 1456 -352 WIRE 1616 -304 1616 -416 WIRE 1792 -304 1792 -336 WIRE -384 -288 -384 -304 WIRE -384 -288 -416 -288 WIRE -80 -288 -384 -288 WIRE -384 -272 -384 -288 WIRE 944 -272 944 -496 WIRE 1344 -272 1344 -304 WIRE 224 -256 224 -304 WIRE -1104 -224 -1104 -256 WIRE -1104 -224 -1152 -224 WIRE -928 -224 -928 -256 WIRE -928 -224 -1104 -224 WIRE 752 -224 752 -496 WIRE 1008 -224 1008 -256 WIRE -1152 -208 -1152 -224 WIRE -16 -208 -16 -240 WIRE 128 -208 128 -304 WIRE 128 -208 -16 -208 WIRE 160 -208 128 -208 WIRE 1792 -208 1792 -240 WIRE -1104 -192 -1104 -224 WIRE -928 -176 -928 -224 WIRE -384 -176 -384 -192 WIRE 432 -176 432 -304 WIRE 464 -176 432 -176 WIRE 576 -176 544 -176 WIRE 640 -176 576 -176 WIRE 688 -176 640 -176 WIRE 1936 -176 1936 -496 WIRE 1232 -160 1232 -256 WIRE 1344 -160 1344 -192 WIRE 1344 -160 1232 -160 WIRE 1616 -160 1616 -224 WIRE 1616 -160 1344 -160 WIRE 1232 -128 1232 -160 WIRE 1520 -96 1520 -352 WIRE 1792 -96 1792 -128 WIRE 1888 -96 1792 -96 WIRE -1104 -80 -1104 -112 WIRE -1024 -80 -1104 -80 WIRE -928 -80 -928 -112 WIRE -928 -80 -944 -80 WIRE -896 -80 -928 -80 WIRE 1456 -80 1456 -224 WIRE 1712 -80 1712 -336 WIRE 1792 -80 1792 -96 WIRE 576 -48 576 -176 WIRE 640 -48 640 -176 WIRE 944 16 944 -192 WIRE 1008 16 1008 -160 WIRE 1008 16 944 16 WIRE 1136 16 1136 -352 WIRE 1136 16 1008 16 WIRE 1232 16 1232 -48 WIRE 1232 16 1136 16 WIRE 1456 16 1456 -16 WIRE 1520 16 1520 -16 WIRE 1520 16 1456 16 WIRE 1712 16 1712 0 WIRE 1712 16 1520 16 WIRE 1792 16 1792 0 WIRE 1792 16 1712 16 WIRE 1936 16 1936 -80 WIRE 1936 16 1792 16 WIRE 2112 16 1936 16 WIRE 2208 16 2176 16 WIRE 944 32 944 16 WIRE 1936 48 1936 16 WIRE -1104 64 -1104 32 WIRE 752 80 752 -128 WIRE 784 80 752 80 WIRE 880 80 848 80 WIRE 432 96 432 -176 WIRE 944 160 944 128 WIRE 1936 160 1936 128 WIRE 1936 160 944 160 WIRE 2080 160 2080 -288 WIRE 2080 160 1936 160 WIRE -1104 176 -1104 144 WIRE 1936 192 1936 160 WIRE 224 272 224 -160 WIRE 576 272 576 16 WIRE 576 272 224 272 WIRE 640 272 640 16 WIRE 640 272 576 272 WIRE 1648 272 640 272 WIRE 1760 272 1728 272 WIRE 1856 272 1824 272 WIRE 1888 272 1856 272 WIRE -16 288 -16 -208 WIRE -16 288 -112 288 WIRE 96 288 -16 288 WIRE -720 304 -752 304 WIRE -304 304 -640 304 WIRE -112 320 -112 288 WIRE 752 320 752 80 WIRE 1856 320 1856 272 WIRE 1936 320 1936 288 WIRE -480 352 -480 -240 WIRE -480 352 -576 352 WIRE -384 352 -480 352 WIRE -576 384 -576 352 WIRE -384 384 -384 352 WIRE -16 384 -16 288 WIRE 2080 384 2048 384 WIRE 2192 384 2160 384 WIRE 96 400 96 288 WIRE 224 400 224 272 WIRE -720 432 -752 432 WIRE -640 432 -720 432 WIRE -304 432 -304 304 WIRE -304 432 -320 432 WIRE -272 432 -304 432 WIRE -112 432 -112 400 WIRE -80 432 -112 432 WIRE 432 432 432 160 WIRE 752 432 752 400 WIRE 752 432 432 432 WIRE 1856 432 1856 400 WIRE 1856 432 752 432 WIRE 1936 432 1936 400 WIRE 1936 432 1856 432 WIRE 2048 432 2048 384 WIRE 2048 432 1936 432 WIRE 2192 432 2192 384 WIRE 2272 432 2192 432 WIRE 2320 432 2272 432 WIRE 2384 432 2320 432 WIRE -112 464 -112 432 WIRE 752 464 752 432 WIRE 1856 464 1856 432 WIRE 1936 464 1936 432 WIRE 2320 464 2320 432 WIRE 2048 480 2048 432 WIRE 2080 480 2048 480 WIRE 2192 480 2192 432 WIRE 2192 480 2160 480 WIRE -112 576 -112 544 WIRE -16 576 -16 480 WIRE -16 576 -112 576 WIRE 96 576 96 464 WIRE 96 576 -16 576 WIRE 1936 576 1936 544 WIRE 2320 576 2320 544 WIRE 224 592 224 480 WIRE 576 592 224 592 WIRE 640 592 576 592 WIRE 1648 592 640 592 WIRE 1760 592 1728 592 WIRE 1856 592 1856 544 WIRE 1856 592 1824 592 WIRE 1888 592 1856 592 WIRE 1936 704 1936 672 WIRE 1936 704 944 704 WIRE 2080 704 1936 704 WIRE 432 736 432 432 WIRE 576 736 576 592 WIRE 640 736 640 592 WIRE 944 736 944 704 WIRE 1936 736 1936 704 WIRE 752 784 752 544 WIRE 784 784 752 784 WIRE 880 784 848 784 WIRE 944 848 944 832 WIRE 1008 848 944 848 WIRE 1136 848 1008 848 WIRE 1232 848 1136 848 WIRE 1520 848 1456 848 WIRE 1712 848 1520 848 WIRE 1792 848 1712 848 WIRE 1936 848 1936 816 WIRE 1936 848 1792 848 WIRE 2112 848 1936 848 WIRE 2208 848 2176 848 WIRE 1712 864 1712 848 WIRE 1792 864 1792 848 WIRE 224 880 224 592 WIRE 1456 880 1456 848 WIRE 1520 880 1520 848 WIRE 1232 912 1232 848 WIRE -576 928 -576 480 WIRE -480 928 -576 928 WIRE -384 928 -384 480 WIRE -112 928 -384 928 WIRE -96 928 -112 928 WIRE -16 928 -16 576 WIRE -16 928 -32 928 WIRE 128 928 -16 928 WIRE 160 928 128 928 WIRE 1936 944 1936 848 WIRE -576 960 -576 928 WIRE -384 960 -384 928 WIRE -16 960 -16 928 WIRE 1792 960 1792 944 WIRE 1888 960 1792 960 WIRE 752 976 752 784 WIRE 1792 992 1792 960 WIRE -480 1008 -480 928 WIRE -480 1008 -512 1008 WIRE -448 1008 -480 1008 WIRE -112 1008 -112 928 WIRE -80 1008 -112 1008 WIRE 2080 1008 2080 704 WIRE 128 1024 128 928 WIRE 144 1024 128 1024 WIRE 224 1024 224 976 WIRE 224 1024 208 1024 WIRE 432 1024 432 800 WIRE 464 1024 432 1024 WIRE 576 1024 576 800 WIRE 576 1024 544 1024 WIRE 640 1024 640 800 WIRE 640 1024 576 1024 WIRE 688 1024 640 1024 WIRE 1008 1024 1008 848 WIRE 1232 1024 1232 992 WIRE 1344 1024 1232 1024 WIRE 1616 1024 1344 1024 WIRE 944 1056 944 848 WIRE 1344 1056 1344 1024 WIRE 1456 1088 1456 944 WIRE 1616 1088 1616 1024 WIRE -576 1104 -576 1056 WIRE -384 1104 -384 1056 WIRE -16 1104 -16 1056 WIRE 1792 1104 1792 1072 WIRE 2080 1104 2080 1072 WIRE 1008 1120 1008 1088 WIRE 1232 1120 1232 1024 WIRE 432 1168 432 1024 WIRE 1344 1168 1344 1136 WIRE 1712 1200 1712 944 WIRE 1792 1200 1792 1168 WIRE 1792 1200 1712 1200 WIRE 1136 1216 1136 848 WIRE 1456 1216 1456 1168 WIRE 1456 1216 1408 1216 WIRE 1520 1216 1520 960 WIRE 1520 1216 1456 1216 WIRE 1712 1232 1712 1200 WIRE 1456 1248 1456 1216 WIRE 1520 1248 1520 1216 WIRE 1616 1280 1616 1168 WIRE 1648 1280 1616 1280 WIRE -576 1360 -576 1184 WIRE -576 1360 -752 1360 WIRE -384 1360 -384 1184 WIRE -384 1360 -576 1360 WIRE -16 1360 -16 1184 WIRE -16 1360 -384 1360 WIRE 224 1360 224 1024 WIRE 224 1360 -16 1360 WIRE 432 1360 432 1248 WIRE 432 1360 224 1360 WIRE 752 1360 752 1072 WIRE 752 1360 432 1360 WIRE 944 1360 944 1136 WIRE 944 1360 752 1360 WIRE 1008 1360 1008 1184 WIRE 1008 1360 944 1360 WIRE 1136 1360 1136 1280 WIRE 1136 1360 1008 1360 WIRE 1232 1360 1232 1200 WIRE 1232 1360 1136 1360 WIRE 1344 1360 1344 1264 WIRE 1344 1360 1232 1360 WIRE 1456 1360 1456 1328 WIRE 1456 1360 1344 1360 WIRE 1520 1360 1520 1312 WIRE 1520 1360 1456 1360 WIRE 1712 1360 1712 1328 WIRE 1712 1360 1520 1360 WIRE 1936 1360 1936 1040 WIRE 1936 1360 1712 1360 WIRE 2080 1360 2080 1184 WIRE 2080 1360 1936 1360 WIRE -720 1440 -720 432 WIRE -656 1440 -720 1440 WIRE -624 1440 -656 1440 WIRE 2272 1440 2272 432 WIRE 2272 1440 -544 1440 WIRE -720 1504 -720 1440 WIRE -656 1504 -656 1440 WIRE -720 1600 -720 1568 WIRE -656 1600 -656 1584 WIRE -656 1600 -720 1600 WIRE -656 1616 -656 1600 FLAG -752 -496 V+ FLAG -384 -176 0 FLAG -896 -368 V+ FLAG -896 -80 V- FLAG -1152 -208 0 FLAG -752 1360 V- FLAG -1104 32 V_in FLAG -1104 176 0 FLAG -752 304 V_in FLAG 2384 432 V_out FLAG -656 1616 0 FLAG -752 432 In- FLAG -272 432 In+ FLAG 2320 576 0 FLAG 2208 16 0 FLAG 2208 848 0 SYMBOL pnp -416 -240 R180 SYMATTR InstName Q1 SYMATTR Value BC856B SYMBOL res -496 -480 R0 SYMATTR InstName R1 SYMATTR Value 390 SYMATTR SpiceLine tol=1 pwr=.125 SYMBOL res -400 -288 R0 SYMATTR InstName R2 SYMATTR Value 100k SYMATTR SpiceLine tol=1 pwr=.125 SYMBOL voltage -1104 -352 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 44 Left 2 SYMATTR InstName V1 SYMATTR Value 35 SYMBOL voltage -1104 -208 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 44 Left 2 SYMATTR InstName V2 SYMATTR Value 35 SYMBOL res -928 -384 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value .1 SYMBOL cap -944 -320 R0 SYMATTR InstName C1 SYMATTR Value 100µ SYMATTR SpiceLine V=63 Rser=.3 SYMBOL cap -944 -176 R0 SYMATTR InstName C2 SYMATTR Value 100µ SYMATTR SpiceLine V=63 Rser=.3 SYMBOL res -928 -96 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R4 SYMATTR Value .1 SYMBOL pnp -640 480 M180 WINDOW 0 43 -12 Right 2 WINDOW 3 43 -45 Right 2 SYMATTR InstName Q3 SYMATTR Value BC856B SYMBOL npn -448 960 R0 WINDOW 0 89 27 Left 2 WINDOW 3 89 61 Left 2 SYMATTR InstName Q5 SYMATTR Value BC846B SYMBOL npn -512 960 M0 WINDOW 0 89 27 Left 2 WINDOW 3 89 61 Left 2 SYMATTR InstName Q6 SYMATTR Value BC846B SYMBOL res -560 1088 M0 SYMATTR InstName R5 SYMATTR Value 220 SYMATTR SpiceLine tol=1 pwr=.125 SYMBOL res -400 1088 R0 SYMATTR InstName R6 SYMATTR Value 220 SYMATTR SpiceLine tol=1 pwr=.125 SYMBOL voltage -1104 48 R0 WINDOW 123 24 124 Left 2 WINDOW 39 24 44 Left 2 SYMATTR InstName V3 SYMATTR Value SINE(0 1 500) SYMATTR Value2 AC 1 0 SYMBOL npn -80 960 R0 WINDOW 0 89 27 Left 2 WINDOW 3 89 61 Left 2 SYMATTR InstName Q7 SYMATTR Value BC846B SYMBOL pnp -80 -240 M180 SYMATTR InstName Q8 SYMATTR Value BC856B SYMBOL res -32 -480 R0 SYMATTR InstName R7 SYMATTR Value 180 SYMATTR SpiceLine tol=1 pwr=.125 SYMBOL pnp -320 480 R180 WINDOW 0 43 -12 Right 2 WINDOW 3 43 -45 Right 2 SYMATTR InstName Q4 SYMATTR Value BC856B SYMBOL res 0 1088 M0 SYMATTR InstName R9 SYMATTR Value 56 SYMATTR SpiceLine tol=1 pwr=.125 SYMBOL res -528 1456 M270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R10 SYMATTR Value 20k SYMATTR SpiceLine tol=1 pwr=.125 SYMBOL res -672 1600 M180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R11 SYMATTR Value 1k SYMATTR SpiceLine tol=1 pwr=.125 SYMBOL cap -32 944 M270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C3 SYMATTR Value 220p SYMATTR SpiceLine Rser=100m SYMBOL res -736 320 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R12 SYMATTR Value 1 SYMATTR SpiceLine tol=1 pwr=.125 SYMBOL npn -80 384 R0 SYMATTR InstName Q10 SYMATTR Value BC846B SYMBOL res -96 304 M0 SYMATTR InstName R13 SYMATTR Value 3k3 SYMATTR SpiceLine tol=1 pwr=.125 SYMBOL res -96 448 M0 SYMATTR InstName R14 SYMATTR Value 350 SYMATTR SpiceLine tol=1 pwr=.125 SYMBOL npn 160 -256 R0 SYMATTR InstName Q11 SYMATTR Value BC846B SYMBOL pnp 160 976 M180 SYMATTR InstName Q12 SYMATTR Value BC856B SYMBOL res 208 384 R0 SYMATTR InstName R15 SYMATTR Value 4k7 SYMBOL diode -400 -464 R0 SYMATTR InstName D1 SYMATTR Value 1N4148 SYMBOL diode -400 -368 R0 SYMATTR InstName D2 SYMATTR Value 1N4148 SYMBOL res 2304 448 R0 SYMATTR InstName R8 SYMATTR Value 8 SYMATTR SpiceLine tol=5 pwr=100 SYMBOL cap 80 400 R0 SYMATTR InstName C4 SYMATTR Value 10µ SYMATTR SpiceLine V=16 SYMBOL cap 208 -288 M270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C5 SYMATTR Value 220p SYMATTR SpiceLine Rser=100m SYMBOL cap 208 1040 M270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C6 SYMATTR Value 220p SYMATTR SpiceLine Rser=100m SYMBOL res 448 -400 M0 SYMATTR InstName R16 SYMATTR Value 47k SYMBOL res 560 -192 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R17 SYMATTR Value 47k SYMBOL cap 448 96 M0 SYMATTR InstName C7 SYMATTR Value 47µ SYMATTR SpiceLine V=100 SYMBOL npn 688 -224 R0 SYMATTR InstName Q2 SYMATTR Value BC846B SYMBOL cap 448 736 M0 SYMATTR InstName C8 SYMATTR Value 47µ SYMATTR SpiceLine V=100 SYMBOL res 736 304 R0 SYMATTR InstName R18 SYMATTR Value 10k SYMBOL res 736 448 R0 SYMATTR InstName R19 SYMATTR Value 10k SYMBOL pnp 688 1072 M180 SYMATTR InstName Q9 SYMATTR Value BC856B SYMBOL res 560 1008 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R20 SYMATTR Value 47k SYMBOL res 448 1152 M0 SYMATTR InstName R21 SYMATTR Value 47k SYMBOL cap 624 16 M180 WINDOW 0 24 56 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C9 SYMATTR Value 220n SYMATTR SpiceLine Rser=100m SYMBOL cap 624 800 M180 WINDOW 0 24 56 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C10 SYMATTR Value 220n SYMATTR SpiceLine Rser=100m SYMBOL diode 784 96 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D5 SYMATTR Value UF4007 SYMBOL npn 880 32 R0 SYMATTR InstName Q13 SYMATTR Value 2SD1898 SYMBOL diode 992 -320 R0 SYMATTR InstName D6 SYMATTR Value UF4007 SYMBOL diode 992 -224 R0 SYMATTR InstName D7 SYMATTR Value UF4007 SYMBOL res 960 -288 M0 SYMATTR InstName R22 SYMATTR Value 15 SYMBOL cap 1120 -352 M180 WINDOW 0 24 56 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C11 SYMATTR Value 10n SYMATTR SpiceLine Rser=100m SYMBOL diode 1760 288 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D8 SYMATTR Value UF4007 SYMBOL res 2064 -480 R0 SYMATTR InstName R23 SYMATTR Value 1 SYMATTR SpiceLine tol=5 pwr=2 SYMBOL cap 2064 -288 M180 WINDOW 0 24 56 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C12 SYMATTR Value 4µ7 SYMATTR SpiceLine V=250 Rser=50m SYMBOL ind 1920 32 R0 SYMATTR InstName L1 SYMATTR Value 120µ SYMATTR SpiceLine Rser=.1 SYMBOL res 1744 256 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R24 SYMATTR Value 10 SYMATTR SpiceLine tol=5 pwr=.25 SYMBOL res 1920 304 R0 SYMATTR InstName R25 SYMATTR Value .1 SYMATTR SpiceLine tol=5 pwr=5 SYMBOL res 1248 -144 M0 SYMATTR InstName R26 SYMATTR Value 22 SYMATTR SpiceLine pwr=.25 SYMBOL res 1248 -240 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R27 SYMATTR Value 330 SYMBOL res 1360 -176 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R28 SYMATTR Value 68 SYMBOL pnp 1408 -304 R180 SYMATTR InstName Q14 SYMATTR Value BC856B SYMBOL diode 1504 -384 M180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D9 SYMATTR Value UF4007 SYMBOL res 1472 -368 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R29 SYMATTR Value 1k8 SYMBOL res 1504 0 M180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R30 SYMATTR Value 100k SYMBOL cap 1472 -16 R180 WINDOW 0 24 56 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C13 SYMATTR Value 470p SYMBOL res 1472 -208 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R31 SYMATTR Value 470 SYMBOL pnp 1648 -368 M180 SYMATTR InstName Q15 SYMATTR Value 2SB1260 SYMBOL res 1600 -320 R0 SYMATTR InstName R32 SYMATTR Value 470 SYMATTR SpiceLine pwr=.25 SYMBOL res 1728 16 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R33 SYMATTR Value 470 SYMATTR SpiceLine pwr=.25 SYMBOL nmos 1888 -176 R0 SYMATTR InstName M2 SYMATTR Value Si4482DY SYMBOL res 1776 -112 M180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R34 SYMATTR Value 10 SYMATTR SpiceLine tol=5 pwr=.25 SYMBOL diode 1776 -304 R0 SYMATTR InstName D10 SYMATTR Value UF4007 SYMBOL res 1776 16 M180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R35 SYMATTR Value 100 SYMATTR SpiceLine pwr=.25 SYMBOL diode 2176 32 M270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D11 SYMATTR Value UF4007 SYMBOL res 2176 400 M270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R36 SYMATTR Value 4.7 SYMATTR SpiceLine tol=1 pwr=.25 SYMBOL ind 2176 464 R90 WINDOW 0 5 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName L2 SYMATTR Value 0.95µ SYMATTR SpiceLine Rser=50m SYMBOL res 1872 416 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R37 SYMATTR Value 820 SYMATTR SpiceLine pwr=.25 SYMBOL diode 592 16 R180 WINDOW 0 39 7 VLeft 2 WINDOW 3 -6 6 VLeft 2 SYMATTR InstName D3 SYMATTR Value BZX384B2V4 SYMBOL diode 592 800 R180 WINDOW 0 39 7 VLeft 2 WINDOW 3 -6 6 VLeft 2 SYMATTR InstName D4 SYMATTR Value BZX384B2V4 SYMBOL res 1920 448 R0 SYMATTR InstName R38 SYMATTR Value .1 SYMATTR SpiceLine tol=5 pwr=5 SYMBOL diode 1824 576 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D12 SYMATTR Value UF4007 SYMBOL res 1744 608 M270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R39 SYMATTR Value 10 SYMATTR SpiceLine tol=5 pwr=.25 SYMBOL res 1872 448 M0 SYMATTR InstName R40 SYMATTR Value 820 SYMATTR SpiceLine pwr=.25 SYMBOL ind 1920 720 R0 SYMATTR InstName L3 SYMATTR Value 120µ SYMATTR SpiceLine Rser=.1 SYMBOL diode 2112 832 M90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D13 SYMATTR Value UF4007 SYMBOL res 2064 1200 M180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R41 SYMATTR Value 1 SYMATTR SpiceLine tol=5 pwr=2 SYMBOL cap 2064 1008 R0 SYMATTR InstName C14 SYMATTR Value 4µ7 SYMATTR SpiceLine V=250 Rser=50m SYMBOL pmos 1888 1040 M180 SYMATTR InstName M4 SYMATTR Value Si7113DN SYMBOL res 1728 848 M0 SYMATTR InstName R42 SYMATTR Value 470 SYMATTR SpiceLine pwr=.25 SYMBOL res 1776 976 R0 SYMATTR InstName R43 SYMATTR Value 10 SYMATTR SpiceLine tol=5 pwr=.25 SYMBOL diode 1776 1104 R0 SYMATTR InstName D14 SYMATTR Value UF4007 SYMBOL res 1776 848 R0 SYMATTR InstName R44 SYMATTR Value 100 SYMATTR SpiceLine pwr=.25 SYMBOL npn 1648 1232 R0 SYMATTR InstName Q16 SYMATTR Value 2SD1898 SYMBOL res 1504 976 M180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R45 SYMATTR Value 100k SYMBOL cap 1472 944 R180 WINDOW 0 24 56 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C15 SYMATTR Value 470p SYMBOL diode 1504 1312 M180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D15 SYMATTR Value UF4007 SYMBOL res 1472 1232 M0 SYMATTR InstName R46 SYMATTR Value 1k8 SYMBOL res 1472 1072 M0 SYMATTR InstName R47 SYMATTR Value 470 SYMBOL res 1600 1184 M180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R48 SYMATTR Value 470 SYMATTR SpiceLine pwr=.25 SYMBOL res 1360 1040 M0 SYMATTR InstName R49 SYMATTR Value 68 SYMBOL cap 1120 1216 R0 SYMATTR InstName C16 SYMATTR Value 10n SYMATTR SpiceLine Rser=100m SYMBOL res 1248 1008 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R50 SYMATTR Value 22 SYMATTR SpiceLine pwr=.25 SYMBOL res 1248 1104 M0 SYMATTR InstName R51 SYMATTR Value 330 SYMBOL npn 1408 1168 M0 WINDOW 0 89 27 Left 2 WINDOW 3 89 61 Left 2 SYMATTR InstName Q17 SYMATTR Value BC846B SYMBOL diode 992 1120 R0 SYMATTR InstName D16 SYMATTR Value UF4007 SYMBOL diode 992 1024 R0 SYMATTR InstName D17 SYMATTR Value UF4007 SYMBOL res 960 1152 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R52 SYMATTR Value 15 SYMBOL pnp 880 832 M180 SYMATTR InstName Q18 SYMATTR Value 2SB1260 SYMBOL diode 848 768 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D18 SYMATTR Value UF4007 SYMBOL cap -704 1568 R180 WINDOW 0 24 56 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C17 SYMATTR Value 1n SYMATTR SpiceLine Rser=100m SYMBOL pmos 1888 672 M180 SYMATTR InstName M3 SYMATTR Value Si7113DN SYMBOL nmos 1888 192 R0 SYMATTR InstName M1 SYMATTR Value Si4482DY TEXT -1164 264 Left 2 !.tran 0 5m 0 TEXT -504 -128 VLeft 2 ;1.06mA TEXT 16 -192 VRight 2 ;2.14mA TEXT -1088 -1040 Left 2 !.model 1N4007 D(Rs=0.010 Tt=2u Cjo=15p Vj=0.6 BV=1000 Ibv=5u)\n.model UF4007 D(Rs=0.161 Tt=75n Cjo=17p Vj=0.6 BV=1000 Ibv=10u)\n.model BZX384B2V4 D(Is=1.033E-15 N=1.001 BV=2.4 IBV=0.005 Rs=0.387 Cjo=3.615E-10 Vj=0.5762 M=0.2715 Fc=0.5 Iave=250M Vpk=2.4 mfg=NXP type=zener) TEXT 896 -536 VLeft 2 ;2SC4793:\n230V,1A,20W,150MHz TEXT 1008 -544 VLeft 2 ;EL02Z:\n200V,1.5A,trr<40ns TEXT 808 -536 VLeft 2 ;1SR139-400:\n400V,1A,trr<1.6µs TEXT 576 -544 VLeft 2 ;MTZJ2.0B:\n2V zener,500mW TEXT 712 -536 VLeft 2 ;2SC4449:\n300V,50mA,600mW,70MHz TEXT 1360 -536 VLeft 2 ;2SA970:\n120V,100mA,300mW,100MHz TEXT 1664 -552 VLeft 2 ;2SA1837:\n230V,1A,20W,70MHz TEXT 1880 -552 VLeft 2 ;2SK2378:\nn-Ch,200V,160mR,13A,30W TEXT 2200 -776 Left 2 ;Mosfets have to live on about 4V V_GS (be saturated!).\n \nBig 4µ7/250 capacitor that holds the subtracted voltage\n \nAverage f_sw is 60-150 kHz depending on load and amplitude.\nf_sw increases up to 400kHz with \n - less load\n - low output voltages TEXT 1056 72 Left 2 ;This transistor works in linear region and evens out\nthe difference of desired output signal and the one\nproduced by the buck converter. TEXT 1896 1496 VRight 2 ;2SJ406:\np-Ch,200V,170mR,12A,40W TEXT 1664 1496 VRight 2 ;2SC4793:\n230V,1A,20W,150MHz TEXT 1344 1496 VRight 2 ;2SA970:\n120V,100mA,300mW,100MHz TEXT 896 1496 VRight 2 ;2SA1837:\n230V,1A,20W,70MHz TEXT 704 1496 VRight 2 ;2SA1689:\n300V,50mA,600mW,70MHz LINE Normal 912 32 912 -536 2 LINE Normal 1024 -320 1024 -536 2 LINE Normal 816 32 817 -533 2 LINE Normal 720 -224 720 -536 2 LINE Normal 1904 176 1904 -536 2 LINE Normal 1376 -400 1376 -528 2 LINE Normal 1680 -464 1680 -544 2 LINE Normal 1888 -176 1888 -536 2 LINE Normal 592 -48 592 -536 2 LINE Normal 1920 1488 1920 1048 2 LINE Normal 1904 1488 1904 680 2 LINE Normal 1680 1488 1680 1320 2 LINE Normal 1360 1488 1360 1320 2 LINE Normal 720 1072 720 1480 2 LINE Normal 912 1488 912 824 2