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Re: Class A Power Amplifer

时间:04-11 整理:3721RD 点击:
Would anyone which have information regarding the design of Class A Power Amplifier, please post them?

Added after 2 minutes:

One Question too: How is a Power Amplifer classified as Class A. Cos a PA generally consist of several stages of which can be either A,B,C,D,E, ... so would it be correct to say that as long as the output stage is Class A then the PA is a Class A PA?

Usually the output stage class determines the PA's classification ..

"Simple Class A Amplifier"
http://sound.westhost.com/jll_hood.htm

Regards,
IanP

It would seems that the literature written are mainly for Class A Amplifer designed in BJT, is there any design done in FET?

If you are after FET/MOSFET design then take a look at this example:
http://www.tar.hu/kapcsrajzok/hfver/zenamp.pdf

Regards,
IanP

However the design show is rather not good for intergrated into a chip due the transformer and the diodes.

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