Datasheet4U Logo Datasheet4U.com

LM4927 - 2.5 Watt Fully Differential Audio Power Amplifier

Description

The LM4927 is a fully differential audio power amplifier primarily designed for demanding applications in mobile phones and other portable communication device applications.

Features

  • a low-power consumption shutdown mode. To facilitate this, Shutdown may be enabled by logic low. Additionally, the LM4927 features an internal thermal shutdown protection mechanism. The LM4927 contains advanced pop & click circuitry which eliminates noises which would otherwise occur during turn-on and turn-off transitions. Key Specifications j Improved PSRR at 217Hz j Power Output at 5.0V @ 10% THD (4Ω) j Power Output at 3.3V @ 1% THD j Shutdown Current 85dB (typ) 2.5W (typ) 550mW (typ) 0.1µA.

📥 Download Datasheet

📁 Similar Datasheet

Part Number Description Manufacturer
LM4927 2.5 Watt Fully Differential Audio Power Amplifier Texas Instruments
LM49270 Filterless 2.2W Stereo Class D Audio Subsystem Texas Instruments
LM49200 Stereo Class AB Audio Subsystem Texas Instruments
LM49200TLEVAL Stereo Class AB Audio Subsystem Texas Instruments
LM4921 Low Voltage I2S 16-Bit Stereo DAC Texas Instruments

Other Datasheets by National Semiconductor (Texas Instruments)

Part Number Description
LM49270 Filterless 2.2W Stereo Class D Audio Subsystem
LM4920 Stereo Headphone Amplifier
LM4921 Low Voltage I2S 16-Bit Stereo DAC
LM4922 80mW Stereo Headphone Amplifier
LM4923 1.1 Watt Fully Differential Audio Power Amplifier

Full PDF Text Transcription

Click to expand full text
LM4927 2.5 Watt Fully Differential Audio Power Amplifier With Shutdown April 2006 LM4927 2.5 Watt Fully Differential Audio Power Amplifier With Shutdown General Description The LM4927 is a fully differential audio power amplifier primarily designed for demanding applications in mobile phones and other portable communication device applications. It is capable of delivering 2.5 watts of continuous average power to a 4Ω load with less than 10% distortion (THD+N) from a 5VDC power supply. Boomer audio power amplifiers were designed specifically to provide high quality output power with a minimal amount of external components.
Published: |