TDAA from STMICROELECTRONICS >> Specification: Audio Power Amplifier, AB, 2 Channel, W, 8V to 28V, Multiwatt, 11 Pins. Audio power amplifier electronic kit based on TDAA monolithic hi-fi quality IC. Dual class AB outputs, designed for high quality stereo applications. TDAA NTE Equvilent NTE IC – DUAL 10W STEREO AMP VCC = 24V TYPICAL LEAD SIP. NTE Data Sheet Data Sheet. NTE.

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By the way, thanks for your quick answer: And I specifically mentioned Ampere so that you don’t increase the volts The chip needs something between 8 and 28 V to work properly.

Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies. As I increase the voltage, the ticking goes louder.

St doesn’t even list then on their products page.

When I start about 2. There’s literally thousands out there which aren’t as terrible.

You’re probably just overloading your power supply with two speakers. Sign up using Facebook. If I connect a speaker 8 ohm, about 10W to the right input or the left input, the sound is just great.


I do personnally know the seller and he sells a lot of these every day, so he has to buy new one like every week or so. It doesn’t have any undervoltage detection, so it’s no surprise that.

I don’t want to blow up my speakers. But when I connect another speaker the same as the first one to the other output either right or leftone of the speakers starts a weird ticking noise on the bass speaker. Sign up using Email and Password. Some larger seller has a large stock of them.

When I rise it again to about 7V, the sound is really good, but one of the speakers starts to do that tick tick tick It doesn’t have any undervoltage detection, so it’s no surprise that When I start about 2. Tda0209a See my other answer. There’s nothing comparably good about it.

TDA2009A 10+10W Stereo Audio Amp

You can either get a stronger source of power more Ampere! Well, thank you for your advanced answer, I tdz2009a appreciate it. Dj Sushi 18 5. When I connect both speakers to one channel, even at bigger volumes, it goes just fine.

I’m still recommending a not-as-obsolete amplifier ICs.

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I’ve bought a brand new TDAA IC in my local electronics store and all the extra components needed from the schematic, which is provided work this post. He probably has a stock or an extremely cheap source of obsolete parts and is trying to make money with inferior products. Home Questions Tags Users Unanswered. By using our site, you acknowledge that you have read and ttda2009a our Cookie PolicyPrivacy Policyand our Terms of Service.


TDAA 10+10W Stereo Audio Amp | Rapid Online

EBay from China is always a bad idea. It might sound like you hit the “loudness” button on an 70’s stereo. Yeah, then you reduce the load impedance, and thus, the voltages that the transistors can supply get lower, and your sound hda2009a compressed to a smaller voltage range.

When I bump it up to about 4V, the sound it totally distorted. The amperes are just fine, check out the video. Increase the voltage to at least 10V.

TDAA NTE Equivalent NTE IC – DUAL 10W STEREO – Wholesale Electronics

That is bad style. They are really brand new. Don’t just buy anything your local seller recommends.