TPA2011D1YFFEVM: SNR spec

Will Wang47

Part Number: TPA2011D1YFFEVM
Other Parts Discussed in Thread: TPA2011D1

Hi team,

Customer want to use TPA2011D1 as the speaker amplifier, they are checking the SNR data of this part with us, could you help provide this data?

Thanks and Best Regards,

Will

0 Luis Fernando Rodriguez S. over 3 years ago

Hi, Will,

The TPA2011D1 has a SNR value of 93dB under the conditions below:

- A-weighted filter
- 1KHz, 1Vrms Sine wave
- VDD = 3.6 V, Inputs AC grounded, with C μVRMS I = 2μF, f = 20 Hz to 20 kHz

Best regards,
Luis Fernando Rodríguez S.

0 Will Wang47 over 3 years ago in reply to Luis Fernando Rodriguez S.

Hi Luis,

If it comes to 1W output at 8Ohm load, based on my calculation the SNR would be 103dB, does this correct?

Thanks and best regards,

Will

0 Luis Fernando Rodriguez S. over 3 years ago in reply to Will Wang47

Hi, Will,

Your calculation is correct. It will result in a 103dB SNR value under these conditions.

Best regards,
Luis Fernando Rodríguez S.

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