STA8089GA Overview
The STA8089GA is a high-performance power amplifier IC designed for advanced audio applications. Featuring integrated protection circuits and optimized for low distortion, it delivers efficient amplification with minimal power loss. The device supports a wide supply voltage range, ensuring compatibility across various industrial and consumer audio systems. Its compact package and robust thermal management provide reliable operation in demanding environments. This amplifier is ideal for engineers seeking precise audio signal amplification combined with ease of integration. For detailed technical data and purchasing options, visit IC Manufacturer.
STA8089GA Technical Specifications
| Parameter | Specification |
|---|---|
| Supply Voltage (VCC) | 8 V to 18 V |
| Output Power (POUT) | Up to 20 W (at 4 ?? load, 14.4 V supply) |
| Load Impedance | 4 ?? to 8 ?? |
| Total Harmonic Distortion + Noise (THD+N) | ??0.1% at 1 kHz, 1 W output |
| Quiescent Current (IQ) | Typically 40 mA |
| Signal-to-Noise Ratio (SNR) | ??90 dB |
| Package Type | Power SO-16 |
| Thermal Shutdown | Integrated for device protection |
| Input Sensitivity | 300 mV RMS (typical) |
| Gain | 26 dB (typical) |
STA8089GA Key Features
- High output power: Delivers up to 20 W into 4 ?? speakers, enabling clear and powerful audio in compact systems.
- Wide supply voltage range: Operates between 8 V and 18 V, providing flexibility for various industrial and automotive power sources.
- Low distortion and noise: Ensures high-fidelity audio reproduction critical for professional sound applications.
- Integrated thermal shutdown: Protects the device from overheating, enhancing reliability and device longevity.
Typical Applications
- Car audio systems requiring efficient, high-quality power amplification with robust protection and thermal management.
- Portable speaker systems where compact size and low power consumption are essential.
- Industrial sound reinforcement applications demanding reliable operation in harsh environments.
- Consumer electronics such as home theater systems that benefit from low distortion and high signal-to-noise ratio.
STA8089GA Advantages vs Typical Alternatives
This amplifier IC stands out due to its wide operating voltage range and integrated protection features, offering enhanced reliability compared to typical discrete solutions. Its low distortion and high signal-to-noise ratio provide superior audio quality, while the compact Power SO-16 package simplifies integration in space-constrained designs. These advantages make it a preferred choice for engineers focusing on efficiency, durability, and sound fidelity.
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STA8089GA Brand Info
The STA8089GA is manufactured by STMicroelectronics, a global leader in semiconductor solutions. STMicroelectronics specializes in analog, digital, and mixed-signal ICs, serving a broad range of markets including automotive, industrial, and consumer electronics. The STA8089GA aligns with ST??s commitment to delivering high-quality, reliable components designed for demanding audio amplification needs, backed by extensive technical support and global distribution networks.
FAQ
What is the recommended supply voltage range for the STA8089GA?
The recommended supply voltage range is between 8 V and 18 V, allowing the device to be used in various applications, including automotive and industrial systems where voltage levels can vary.
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Can the STA8089GA drive low-impedance speakers?
Yes, it is designed to drive speaker loads from 4 ?? up to 8 ??, making it suitable for typical audio speaker configurations without compromising performance or reliability.
What protection features are integrated in this amplifier IC?
The device includes internal thermal shutdown circuitry to prevent damage due to overheating, ensuring safe operation even under fault or high-stress conditions.
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How does the STA8089GA perform in terms of audio distortion?
It exhibits very
