Overview
The TDA7490L is a high-efficiency audio amplifier integrated circuit manufactured by STMicroelectronics. This Class-D amplifier is designed to provide high-quality audio output with advanced diagnostics and a high PWM switching frequency. It is particularly suited for applications requiring high-resolution audio and efficient power management.
Key Specifications
| Parameter | Value |
|---|---|
| Output Power (Stereo) | 15W + 15W |
| Output Power (Mono in BTL) | 28W |
| Package Type | Flexiwatt 25 (Vertical) |
| PWM Switching Frequency | High frequency for high-resolution audio |
| Channels | 1-Channel (Mono) or 2-Channel (Stereo) |
| Efficiency | High efficiency for reduced heat and power consumption |
Key Features
- High-efficiency Class-D amplifier for reduced heat and power consumption.
- Advanced diagnostics for improved reliability and fault detection.
- High PWM switching frequency for high-resolution audio quality.
- Flexible operation in both stereo and mono (BTL) configurations.
- Compact Flexiwatt 25 package for space-efficient designs.
Applications
The TDA7490L is ideal for various audio applications, including:
- Home audio systems and soundbars.
- Automotive audio systems.
- Professional audio equipment.
- Consumer electronics such as TVs and gaming consoles.
Q & A
- What is the output power of the TDA7490L in stereo configuration?
The output power of the TDA7490L in stereo configuration is 15W + 15W.
- What is the output power of the TDA7490L in mono BTL configuration?
The output power of the TDA7490L in mono BTL configuration is 28W.
- What type of package does the TDA7490L come in?
The TDA7490L comes in a Flexiwatt 25 (vertical) package.
- What are the key features of the TDA7490L?
The key features include high-efficiency Class-D operation, advanced diagnostics, high PWM switching frequency, and flexible stereo or mono operation.
- Is the TDA7490L still in production?
No, the TDA7490L is no longer manufactured and is considered obsolete.
- What are some common applications for the TDA7490L?
Common applications include home audio systems, automotive audio systems, professional audio equipment, and consumer electronics like TVs and gaming consoles.
- How does the TDA7490L contribute to energy efficiency?
The TDA7490L contributes to energy efficiency through its high-efficiency Class-D amplifier design, which reduces heat and power consumption.
- What is the significance of the high PWM switching frequency in the TDA7490L?
The high PWM switching frequency in the TDA7490L ensures high-resolution audio quality.
- Can the TDA7490L be used in both stereo and mono configurations?
Yes, the TDA7490L can be used in both stereo and mono (BTL) configurations.
- Where can I find detailed specifications for the TDA7490L?
Detailed specifications for the TDA7490L can be found in the datasheet available on STMicroelectronics' official website and other electronic component distributors like Mouser and Digi-Key.
