STA5635S Overview
The STA5635S is a high-performance digital audio amplifier IC designed for efficient sound amplification in audio applications. Featuring a mono class-D amplifier architecture, it delivers up to 35W output power into a 4?? load with low distortion and high signal-to-noise ratio. This device integrates advanced protection features including thermal shutdown and overcurrent protection to ensure operational reliability. Its compact package and minimal external components make it ideal for space-constrained designs. The STA5635S targets professional audio systems, multimedia devices, and industrial sound applications seeking robust, high-quality audio amplification. For detailed component sourcing, visit IC Manufacturer.
STA5635S Technical Specifications
| Parameter | Specification |
|---|---|
| Output Power (4??, 10% THD) | 35W |
| Supply Voltage Range | 8V to 18V |
| Total Harmonic Distortion + Noise (THD+N) | Typically 0.1% at 1W |
| Signal-to-Noise Ratio (SNR) | Typically 90dB |
| Efficiency | Up to 90% |
| Operating Temperature Range | -40??C to +85??C |
| Package Type | PowerSO36 |
| Protection Features | Thermal shutdown, overcurrent, undervoltage lockout |
STA5635S Key Features
- Mono Class-D Amplifier Architecture: Delivers high output power with excellent efficiency, reducing heat dissipation and power consumption.
- Wide Supply Voltage Range: Operates reliably between 8V and 18V, offering design flexibility for various power sources.
- Integrated Protection Circuitry: Enhances system reliability by preventing damage from thermal overloads, short circuits, and undervoltage conditions.
- Low Distortion and High SNR: Ensures audio clarity, making it suitable for high-fidelity sound applications.
- Compact PowerSO36 Package: Supports space-saving PCB layouts, facilitating integration into compact audio devices.
Typical Applications
- Professional audio amplification systems requiring efficient power delivery and minimal thermal management for extended use in demanding environments.
- Multimedia speaker systems where compact size and high audio quality are essential for consumer satisfaction.
- Industrial sound equipment that benefits from the device??s integrated protections and robust operation over extended temperature ranges.
- Portable audio devices and docking stations that demand high-efficiency amplification to maximize battery life and performance.
STA5635S Advantages vs Typical Alternatives
This amplifier IC stands out due to its high efficiency and integrated protection features, which reduce external component count and enhance system reliability. Compared to typical analog amplifiers, it offers lower power dissipation, enabling smaller heat sinks and more compact designs. Its wide supply voltage range and low distortion improve design flexibility and audio fidelity, making it a strong candidate for professional and industrial audio applications.
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STA5635S Brand Info
The STA5635S is manufactured by STMicroelectronics, a global leader in semiconductor solutions. STMicroelectronics specializes in innovative and reliable analog and digital integrated circuits for audio amplification and power management. This product is part of their extensive portfolio of class-D audio amplifiers designed to meet the demands of modern audio equipment, offering engineers robust performance combined with ease of integration.
FAQ
What is the maximum output power of this audio amplifier IC?
The device can deliver up to 35W of output power into a 4?? load at 10% total harmonic distortion, making it suitable for mid-power audio amplification needs.
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What protection features are integrated in this amplifier?
The IC includes thermal shutdown, overcurrent protection, and undervoltage lockout circuits to safeguard the device and the overall system during abnormal operating conditions.
What package type does the amplifier come in?
It is supplied in a compact PowerSO36 package, which helps reduce PCB footprint and facilitates thermal management in space-constrained applications.
