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LM4954 High Voltage 3 Watt Audio Power Amplifier

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Description

LM4954 www.ti.com SNAS292B * JUNE 2005 * REVISED APRIL 2013 LM4954 Boomer™ Audio Power Amplifier Series High Voltage 3 Watt Audio P.
The LM4954 is an audio power amplifier primarily designed for demanding applications in mobile phones and other portable communication device applicat.

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Features

* 1
* 23 No Output Coupling Capacitors, Snubber Networks or Bootstrap Capacitors Required
* Unity Gain Stable
* Externally Configurable Gain
* Ultra Low Current Active Low Shutdown Mode
* BTL Output can Drive Capacitive Loads Up to 100pF
* “Click and Pop”

Applications

* Mobile Phones
* PDAs KEY SPECIFICATIONS
* Wide Power Supply Voltage Range, 2.7 ≤ VDD ≤ 9V
* Output Power: VDD = 7V, 1% THD+N, 2.4W (Typ)
* Quiescent Power Supply Current, 3mA (Typ)
* PSRR: VDD = 5V and 3V at 217Hz, 80dB (Typ)
* Shutdown Power

LM4954 Distributors

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