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30W Power audio amplifier circut

2015-01-02 06:14  
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TIP141 si a npn silicon power darlingtons designed for complementary use with TIP145, TIP146 and TP147. Can stand up to 125 W at 25°C Case Temperature, 10 A Continuous Collector Current and has a minimum hFE of 1000 at 4 V, 5 A. This home audio amplifiercan output 30W with a - 32V symmetric power supply. If you want a stereo power amplifier please check out the other schematics.

R1=1KohmR16-17=270ohmD1=9.1V 0.4W zener
R2=47KohmR18=22ohm1WD2-3=1N4148
R3=1.5KohmR19=NCQ1-2=BC550C
R4-5=10KohmR20-21=0.39ohm4WQ3=MPSA56
R6=5.6KohmTR1=250ohmtrimmerQ4=BC547B
R7=10ohmC1=470nF 100V MKTQ5=BC212
R8=47KohmC2=1nF 100V MKTQ6=BC183
R9=560ohmC3=68pF ceramicQ7-8=MPSAO6
R10-11=8.2KohmC4-8=22nF 100V MKTQ9=TIP141
R12-15=120ohmC5-6-7=100nF 100V MKTQ10=TIP146
R13=680ohmC9=47uF 25VF1-2=1.6AT FUSE
R14=330ohmC10-11=220uF 63VAll the resistors is 1/4W 1%except quote differently

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