The LME49810TB from Texas Instruments is a high-fidelity audio operational amplifier designed for demanding consumer and pro-audio applications. This mono power amplifier input stage delivers exceptional audio performance with a wide voltage range, making it ideal for high-end audio systems.
Key Features:
- High Voltage Operation: Capable of operating at up to 200 volts, this amplifier input stage provides ample overhead for a wide dynamic range, ensuring low distortion and high fidelity.
- High Output Current: With its high output current capability, the LME49810TB can drive a wide range of output stages, including discrete power transistors and MOSFETs.
- Low Distortion: The device features exceptionally low Total Harmonic Distortion plus Noise (THD+N), making it suitable for high-quality audio reproduction.
- Wide Bandwidth: The wide bandwidth ensures a flat frequency response for excellent audio clarity across the audible range.
- Thermal Protection: The built-in thermal protection circuitry prevents the device from overheating, ensuring long-term reliability.
Applications:
The LME49810TB is well-suited for a variety of applications where audio quality is paramount, including:
- High-end stereo receivers
- Professional audio power amplifiers
- Home theater systems
- Active loudspeakers
- Audiophile-grade integrated amplifiers
Technical Specifications:
| Parameter |
Value |
| Supply Voltage Range |
±20V to ±100V |
| Output Current |
±15A |
| THD+N |
0.00035% at 1kHz |
| Bandwidth |
55MHz |
| Operating Temperature Range |
-40°C to +85°C |
Overall, the LME49810TB stands out as a top-tier audio amplifier input stage, offering a blend of high-voltage operation, low distortion, and robust thermal protection, making it the go-to choice for audiophiles and professional sound engineers alike.