Manufacturer Part Number
LA4450-E
Manufacturer
onsemi
Introduction
The LA4450-E is a high-power, low-distortion audio power amplifier IC designed for use in stereo audio systems.
Product Features and Performance
2-channel (stereo) audio power amplifier
20W x 2 output power at 4Ω load
Operates on 10V to 30V supply voltage
Class AB operation for low distortion
Thermal overload protection
Short circuit protection
Stable operation with capacitive loads
Product Advantages
High output power in a small package
Excellent audio fidelity with low distortion
Robust protection features for reliable operation
Wide operating voltage range for versatility
Key Technical Parameters
Output Power: 20W x 2 @ 4Ω load
Supply Voltage: 10V to 30V
Quiescent Current: 35mA
Total Harmonic Distortion: 0.1% (1kHz, 1W)
Frequency Response: 20Hz to 20kHz
Quality and Safety Features
RoHS3 compliant
Thermal overload protection
Short circuit protection
Compatibility
Suitable for use in stereo audio systems, home theater systems, and other audio equipment.
Application Areas
Stereo audio amplifiers
Home theater systems
Audio equipment
Industrial audio applications
Product Lifecycle
The LA4450-E is an actively supported product by onsemi.
Replacement or upgrade options may be available from onsemi.
Key Reasons to Choose This Product
High output power in a compact package
Excellent audio quality with low distortion
Wide operating voltage range for versatility
Robust protection features for reliable operation
Actively supported by the manufacturer
