The TDA7491LP13TR from STMicroelectronics is a high-quality, dual BTL class-D audio amplifier designed for LCD TVs, monitors, and other compact audio applications. This integrated circuit is part of STMicroelectronics' audio amplifiers portfolio, renowned for their performance and efficiency.
Key Features
- Output Power: The device can deliver up to 10W output power per channel into an 8Ω load with less than 10% total harmonic distortion plus noise (THD+N), ensuring powerful and clear sound reproduction.
- Efficiency: As a class-D amplifier, the TDA7491LP13TR offers greater than 90% efficiency, reducing energy consumption and heat generation, which is critical for maintaining longevity in enclosed environments.
- Wide Supply Voltage Range: Operating with a supply voltage range from 8V to 26V, this amplifier provides design flexibility for various applications and power requirements.
- Single or Dual Mode: It can be configured to operate in single or dual mode, allowing for either two independent channels or a single channel with doubled output power.
Advanced Specifications
- Differential Inputs: It minimizes common-mode noise, which is essential for applications requiring high-quality sound without interference.
- Four Selectable, Fixed Gain Settings: This feature simplifies the design by eliminating external gain-setting components.
- Standby and Mute Features: These functions allow the amplifier to be easily integrated into systems requiring power conservation and noise control.
Package and Quality
The TDA7491LP13TR comes in a compact 36-pin PowerSSO package with exposed pad up (EPD), which aids in thermal dissipation. STMicroelectronics ensures high manufacturing standards, with each component undergoing rigorous testing to guarantee performance and reliability.
Applications
With its robust feature set, the TDA7491LP13TR is ideal for a variety of applications, including:
- TV or Monitor Audio Systems
- Portable Audio Devices
- Home Theater Systems
- Active Speakers
- Compact Hi-Fi Systems
Overall, the TDA7491LP13TR offers a perfect blend of power, clarity, and efficiency, making it a top choice for designers looking to enhance the audio experience in their products.
