The SANYO Semiconductor STK433-260A-E is a high-performance audio power amplifier designed for use in various audio applications, including home theater systems, professional audio equipment, and other sound reinforcement systems. This integrated circuit (IC) is known for its reliability, efficiency, and sound quality, making it a popular choice among audio engineers and enthusiasts.
## Key Features
1. Output Power: The STK433-260A-E is capable of delivering a maximum output power of 100 watts per channel into an 8-ohm load, making it suitable for driving a wide range of speakers.
2. Low Total Harmonic Distortion (THD): The amplifier boasts a low THD of less than 0.1% at rated output, ensuring high fidelity and clarity in audio reproduction.
3. Wide Frequency Response: The frequency response of the STK433-260A-E ranges from 10 Hz to 100 kHz, allowing it to reproduce both low and high frequencies accurately.
4. High Damping Factor: With a damping factor of over 100, this amplifier can control speaker movement effectively, resulting in tighter bass response and improved overall sound quality.
5. Built-in Protection Circuits: The STK433-260A-E includes various protection features, such as thermal shutdown, overcurrent protection, and short-circuit protection, ensuring safe operation and longevity of the device.
6. Class AB Operation: The amplifier operates in Class AB mode, which combines the advantages of both Class A and Class B amplifiers, providing a good balance between sound quality and efficiency.
## Specifications
- Type: Audio Power Amplifier
- Output Power: 100 W/ch (8 ohms), 130 W/ch (6 ohms)
- Total Harmonic Distortion (THD): < 0.1% (at rated output)
- Frequency Response: 10 Hz to 100 kHz
- Damping Factor: > 100
- Supply Voltage: ± 35 V (typical)
- Quiescent Current: 50 mA (typical)
- Input Impedance: 20 kΩ
- Output Impedance: 4-8 ohms
- Dimensions: 15.0 mm x 30.0 mm x 10.0 mm (approx.)
- Weight: 0.5 kg (approx.)
## Applications
The STK433-260A-E is versatile and can be used in various applications, including:
- Home Audio Systems: Ideal for driving home theater speakers and providing high-quality sound in residential settings.
- Professional Audio Equipment: Suitable for use in live sound reinforcement systems, DJ setups, and other professional audio applications.
- DIY Audio Projects: Popular among hobbyists and audio enthusiasts for custom amplifier builds and modifications.
## Conclusion
The SANYO Semiconductor STK433-260A-E is a robust and efficient audio power amplifier that delivers high-quality sound reproduction with low distortion and a wide frequency response. Its built-in protection features and reliable performance make it an excellent choice for both professional and consumer audio applications. Whether used in a home theater system or a professional sound setup, the STK433-260A-E is designed to meet the demands of modern audio requirements.
