AS3421
Audio ICs for speaker and headphone use
Manufacturer： ['ams', 'ams-ag']
series introduction
The AS3421 Series is an advanced line of integrated audio amplifier solutions designed to deliver high-performance audio output in compact applications. This series is engineered with a focus on efficiency and sound quality, making it ideal for a variety of consumer electronics, automotive systems, and portable audio devices. The AS3421 Series incorporates Class D amplification technology, which ensures superior power efficiency while maintaining exceptional audio fidelity. This makes it particularly suitable for battery-powered applications where power consumption is critical.
One of the standout features of the AS3421 Series is its integrated protection mechanisms, including thermal shutdown and short-circuit protection, which safeguard the device and connected components from potential damage. Additionally, the series supports a wide range of operating voltages, accommodating diverse power supply configurations. This versatility enables designers to implement these amplifiers in various applications without worrying about compatibility issues.
The design characteristics of the AS3421 Series include a compact footprint and low-profile package options, allowing for seamless integration into space-constrained designs. With a signal-to-noise ratio exceeding 90 dB, these amplifiers provide clear and dynamic audio output, crucial for applications such as smartphones, tablets, and portable speakers. Furthermore, the AS3421 Series features a built-in low-pass filter, enhancing audio quality by reducing unwanted high-frequency noise, resulting in a more enjoyable listening experience.
Typical applications for the AS3421 Series span consumer electronics, including wireless speakers, soundbars, and television systems, as well as automotive infotainment systems where high-quality audio reproduction is essential. Its robust performance and reliability make it suitable for industrial applications as well, such as public address systems and professional audio equipment. By combining efficiency, compact design, and high audio fidelity, the AS3421 Series stands out as a premier choice for engineers looking to elevate their audio solutions in a wide array of modern applications.
Images for reference
AS3421 EK-ST
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24-QFN (4x4)
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