STA8089FGAD Overview
The STA8089FGAD is a high-performance integrated power amplifier designed for automotive audio applications, offering robust output power and excellent sound quality. It features a four-channel architecture capable of delivering up to 4 x 30 W into 4 ?? loads, ensuring clear and distortion-free audio playback. This device integrates built-in protection mechanisms for thermal shutdown, overcurrent, and short-circuit conditions, enhancing system reliability. Its compact 48-pin LQFP package supports efficient thermal management and easy PCB integration. Ideal for in-car entertainment systems, it balances power efficiency with exceptional audio fidelity. For more details, visit IC Manufacturer.
STA8089FGAD Technical Specifications
| Parameter | Specification |
|---|---|
| Number of Channels | 4 (Quad-Channel) |
| Output Power (4 ??, THD=10%) | 30 W per channel |
| Supply Voltage Range | 8 V to 18 V |
| Total Harmonic Distortion + Noise (THD+N) | 0.1% (typical at 1 kHz, 4 ??, 14.4 V) |
| Signal-to-Noise Ratio (SNR) | ?? 90 dB |
| Package Type | 48-pin LQFP |
| Protection Features | Thermal shutdown, overcurrent, short-circuit protection |
| Quiescent Current | Approximately 30 mA |
| Operating Temperature Range | -40??C to +125??C |
STA8089FGAD Key Features
- Quad-Channel Power Amplifier: Delivers consistent 30 W output per channel, supporting multi-speaker automotive audio systems with high fidelity.
- Wide Supply Voltage Range: Operates efficiently between 8 V and 18 V, making it compatible with standard 12 V automotive electrical systems.
- Integrated Protection Circuitry: Ensures device safety and system reliability by preventing damage from thermal overload, short circuits, and overcurrent situations.
- Low Distortion and Noise: Maintains audio clarity with THD+N as low as 0.1% and an SNR of 90 dB, enhancing user listening experience.
- Compact LQFP Package: Facilitates thermal management and straightforward PCB mounting, reducing overall system size and complexity.
Typical Applications
- Automotive audio systems requiring multi-channel amplification with high power output and sound quality, such as car radios, infotainment, and navigation units.
- In-vehicle entertainment systems where efficient power handling and reliability under varying temperature conditions are critical.
- Home audio amplifier designs that demand robust output stages and integrated protection for enhanced durability.
- Industrial audio solutions needing compact, high-efficiency amplification in environments with fluctuating supply voltages.
STA8089FGAD Advantages vs Typical Alternatives
This integrated amplifier offers superior power efficiency and multi-channel output in a single compact package, reducing board space and component count compared to discrete solutions. Its built-in protection features provide enhanced reliability, minimizing system failures due to thermal or electrical stress. The low distortion and high signal-to-noise ratio ensure premium audio performance, making it an excellent choice for demanding automotive and industrial audio applications.
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STA8089FGAD Brand Info
The STA8089FGAD is a product from STMicroelectronics, a global leader in semiconductor solutions. STMicroelectronics specializes in automotive-grade integrated circuits that combine performance, reliability, and efficiency. The STA8089FGAD exemplifies ST??s commitment to delivering innovative audio amplifier ICs tailored for automotive environments, meeting stringent industry standards for quality and durability.
FAQ
What is the maximum output power per channel for this amplifier?
The device delivers up to 30 W per channel into a 4 ?? load with a total harmonic distortion of 10%, making it suitable for high-performance automotive audio systems requiring strong and clear sound output.
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