Manufacturer Part Number
LA74309FA-BH
Manufacturer
onsemi
Introduction
The LA74309FA-BH is a single-channel, Class AB audio amplifier designed for a wide range of audio applications.
Product Features and Performance
Single-channel, Class AB audio amplifier
Wide supply voltage range of 3.1V to 3.6V
Low quiescent current
High gain-bandwidth product
Low noise and distortion
Integrated thermal shutdown protection
Compact 10-TFSOP or 10-MSOP package
Product Advantages
Efficient Class AB operation
Excellent audio performance
Small footprint package
Robust thermal protection
Key Technical Parameters
Supply Voltage: 3.1V to 3.6V
Output Power: 1W (typical)
Gain-Bandwidth Product: 3MHz
Total Harmonic Distortion + Noise: 0.1% (typical)
Quiescent Current: 3.5mA (typical)
Operating Temperature: -20°C to 85°C
Quality and Safety Features
RoHS3 compliant
Integrated thermal shutdown protection
Compatibility
This amplifier is suitable for a wide range of audio applications, including portable devices, home audio systems, and automotive infotainment systems.
Application Areas
Portable audio devices
Home audio systems
Automotive infotainment
General audio amplification
Product Lifecycle
The LA74309FA-BH is an active product in onsemi's portfolio. There are no plans for discontinuation, and replacement or upgrade options are available if needed.
Key Reasons to Choose This Product
Efficient Class AB operation for high-quality audio
Small footprint 10-TFSOP or 10-MSOP package
Wide supply voltage range for flexible design
Robust thermal protection for reliable operation
Excellent audio performance with low noise and distortion
