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LM4811 headphone amplifier circuit

2014-11-02 16:07  
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This LM4811 headphone amplifier circuit can be used in applications like cellular phones; mp3 , cd , dvd players pda’s and other portable electronics .
Maximum power delivered by this LM4811 headphone amplifier circuit is 105mW per one channel into 16 ohms load impedance and 70mW with 32 ohms load impedance.

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Lm4811 headphone amplifier is designed to provide a high quality output power using few external components and does not require bootstrap capacitors or snubber networks .
Main features of this headphone amplifier are : digital volume control range from +12dB to −33dB,no bootstrap capacitors required , low shutdown current.
This audio headphone amplifier require a power supply between 2 and 5 volts.

lm4811 headphone amplifier circuit diagram