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Breakthrough Sound Quality On Mobile Devices
In a push for better sound quality and more output volume, leading mobile phone makers have been raising the internal voltage used to drive micro speakers -- from 3.3V through to 5V, and recently as high as 8V. This week at Mobile World Congress 2013 (Hall 7, Stand A111), NXP Semiconductors is launching its new TFA9890 speaker driver IC, which enables an unprecedented 9.5V boost voltage from an integrated DC-DC converter.
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