LM4804 - Low Voltage High Power Audio Power Amplifier

Product Overview

Texas Instruments

Part number	LM4804
Manufacturer	Texas Instruments
File Size	1.00 MB
Description	Low Voltage High Power Audio Power Amplifier
Datasheet	LM4804 Datasheet
Additional preview pages of the LM4804 datasheet.

The LM4804 integrates a Boost Converter with an Audio Power Amplifier to drive voice coil speakers in portable applications.

When powered by a 3V supply, it is capable of creating 1.8W power dissipation in an 8Ω bridge-tied-load (BTL) with less than 1% THD+N.

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.
Unity-Gain Stable.
External Gain Configuration Capability.

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Published: Aug 22, 2019 |