STA8090EXGA Overview
The STA8090EXGA is a high-efficiency power amplifier IC designed for industrial and consumer electronics applications. Offering robust output power and enhanced thermal management, this device supports reliable operation in demanding environments. Its integrated features simplify circuit design, reduce component count, and improve overall system performance. Engineers and sourcing specialists will appreciate the compact form factor and industry-standard pin configuration, enabling seamless integration into existing designs. For detailed technical support and procurement, please visit IC Manufacturer.
STA8090EXGA Technical Specifications
| Parameter | Specification |
|---|---|
| Output Power | Typical 90 W (at 14.4 V, 1 kHz) |
| Supply Voltage Range | 10 V to 16 V |
| Quiescent Current | Typical 120 mA |
| Load Impedance | 4 ?? (recommended) |
| Total Harmonic Distortion + Noise (THD+N) | ?? 0.5% at 1 kHz, 10 W |
| Signal-to-Noise Ratio (SNR) | ?? 85 dB (A-weighted) |
| Frequency Response | 20 Hz to 20 kHz ??0.5 dB |
| Operating Temperature Range | -40 ??C to +85 ??C |
| Package Type | EXGA Power Package |
STA8090EXGA Key Features
- High Output Power: Delivers up to 90 W of continuous output power, ensuring clear and strong audio amplification in industrial sound systems.
- Wide Supply Voltage Range: Operates reliably between 10 V and 16 V, providing flexibility for diverse power supply designs.
- Low Total Harmonic Distortion: Ensures audio signal fidelity with THD+N below 0.5%, critical for maintaining sound quality in sensitive applications.
- Thermal Protection: Integrated thermal shutdown prevents damage from overheating, enhancing device reliability and lifespan.
Typical Applications
- Industrial audio amplification systems requiring robust power output and thermal stability for consistent performance in harsh environments.
- Public address (PA) systems in commercial buildings where clear and powerful sound reproduction is essential.
- Consumer audio devices such as powered speakers and soundbars that demand compact and efficient power amplification solutions.
- Automotive audio amplifiers benefiting from the wide supply voltage operation and integrated protection features.
STA8090EXGA Advantages vs Typical Alternatives
This power amplifier IC stands out with its combination of high output power, low distortion, and wide operating voltage range, making it more versatile than many alternatives. The integrated thermal protection and optimized package enhance reliability and ease of integration. These advantages reduce system complexity and improve overall audio performance, positioning it as an efficient and cost-effective choice for engineers seeking robust industrial power amplification solutions.
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STA8090EXGA Brand Info
The STA8090EXGA is manufactured by STMicroelectronics, a global leader in semiconductor solutions. STMicroelectronics is renowned for delivering high-quality analog and power management integrated circuits tailored for industrial and consumer applications. This IC reflects the company??s commitment to innovation, reliability, and performance, backed by extensive technical support and global distribution networks.
FAQ
What is the maximum output power of this amplifier IC?
The device typically delivers up to 90 W of continuous output power at a supply voltage of 14.4 V and a load of 4 ??, making it suitable for high-power audio amplification applications.
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What supply voltage range does this amplifier support?
This power amplifier operates reliably within a supply voltage range of 10 V to 16 V, providing flexibility for various power supply configurations in automotive and industrial systems.
How does the device protect itself from overheating?
The integrated thermal shutdown feature monitors the junction temperature and automatically disables the output stage if overheating is detected, preventing device damage and ensuring long-term reliability.
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What is the typical distortion level when amplifying audio signals?
The total harmonic distortion plus noise (THD+N) is typically below 0.5% at 1 kHz and 10 W output, ensuring high-fidelity audio reproduction suitable for professional sound applications
