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LM4804 - Low Voltage High Power Audio Power Amplifier

LM4804 Description

LM4804 www.ti.com SNAS268C * MARCH 2005 * REVISED APRIL 2013 LM4804 Boomer™ Audio Power Amplifier SerieLow Voltage High Power Audio.
The LM4804 integrates a Boost Converter with an Audio Power Amplifier to drive voice coil speakers in portable applications.

LM4804 Features

* 1
* 23 Pop & Click Circuitry Eliminates Noise During Turn-On and Turn-Off Transitions
* Low, 2μA (Max) Shutdown Current
* Low, 11mA (Typ) Quiescent Current (VDD = 4.2V, RL = 8Ω)
* 1.8W Mono BTL Output, RL = 8Ω, VDD = 3V
* Short Circuit Protection
* Unit

LM4804 Applications

* Cellphone
* PDA KEY SPECIFICATIONS
* Quiescent Power Supply Current (VDD = 4.2V, RL = 8Ω), 11mA (Typ)
* BTL Output Power (RL = 8Ω, 2% THD+N, VDD = 3V), 1.8W (Typ)

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Low Voltage High Power Audio Power Amplifier Texas Instruments
Texas Instruments LM4804-like datasheet