Manufacturer Part Number
LM4811LD
Manufacturer
Texas Instruments
Introduction
Integrated Circuit (IC) for audio amplification
Part of the Boomer series
Product Features and Performance
Stereo (2-channel) headphone amplifier
Class AB operation
Wide supply voltage range: 2V to 5.5V
High output power: 105mW per channel into 16Ω load
Low quiescent current: 1.5mA typical
Excellent audio performance: Low distortion, wide bandwidth
Product Advantages
Efficient Class AB design
Capable of driving a wide range of headphone loads
Compact 10-VSSOP package
Key Technical Parameters
Output Power: 105mW x 2 channels @ 16Ω load
Supply Voltage Range: 2V to 5.5V
Quiescent Current: 1.5mA typical
Operating Temperature: -40°C to +85°C
Quality and Safety Features
RoHS non-compliant
Compatibility
Surface mount package: 10-VSSOP, 10-TFSOP, 10-MSOP
Application Areas
Headphone amplification in portable audio devices
Audio systems
Consumer electronics
Product Lifecycle
This is an existing product in the Texas Instruments portfolio.
Replacements and upgrades may be available.
Key Reasons to Choose This Product
Efficient Class AB amplifier design
High output power capability
Wide supply voltage range
Compact package size
Proven performance in Boomer audio IC series
