LM49270SQX/NOPB
Manufacturer No:
LM49270SQX/NOPB
Manufacturer:
Description:
IC AMP CLASS D STER 2.2W 28WQFN
Datasheet:
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LM49270SQX/NOPB Specifications
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TypeParameter
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Package / Case28-WFQFN Exposed Pad
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Supplier Device Package28-WQFN (5x5)
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Operating Temperature-40°C ~ 85°C (TA)
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Mounting TypeSurface Mount
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Features3D, Depop, I²C, Short-Circuit and Thermal Protection, Shutdown, Volume Control
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Voltage - Supply2.4V ~ 5.5V
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Max Output Power x Channels @ Load2.2W x 2 @ 4Ohm; 177mW x 2 @ 16Ohm
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Output Type2-Channel (Stereo) with Stereo Headphones
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TypeClass D
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PackagingTape & Reel (TR)
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Product StatusObsolete
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SeriesBoomer®
The LM49270SQX/NOPB is an integrated circuit chip designed for audio applications. It is a high-performance, stereo headphone amplifier with an integrated charge pump and automatic level control (ALC) feature. Here are some advantages and application scenarios of this chip:Advantages: 1. High-quality audio output: The LM49270SQX/NOPB provides high-fidelity audio output with low distortion and noise, ensuring excellent sound reproduction. 2. Integrated charge pump: The built-in charge pump allows the chip to operate from a single supply voltage, simplifying the design and reducing external component count. 3. Automatic Level Control (ALC): The ALC feature automatically adjusts the audio level to maintain a consistent output volume, even when the input signal varies. This ensures a consistent listening experience and protects the headphones from sudden volume spikes. 4. Low power consumption: The chip is designed to operate with low power consumption, making it suitable for portable and battery-powered devices.Application scenarios: 1. Portable audio devices: The LM49270SQX/NOPB is commonly used in portable audio devices such as smartphones, tablets, MP3 players, and portable gaming consoles. It provides high-quality audio amplification for headphone outputs, enhancing the audio experience for users. 2. Personal computers and laptops: The chip can be used in desktop computers and laptops to drive headphone outputs, improving the audio quality for multimedia applications, gaming, and video conferencing. 3. Home audio systems: The LM49270SQX/NOPB can be integrated into home audio systems, such as stereo receivers, amplifiers, and soundbars, to provide high-quality headphone amplification. 4. Automotive audio systems: The chip can be used in automotive audio systems to drive headphone outputs for rear-seat entertainment systems, providing high-quality audio for passengers.Overall, the LM49270SQX/NOPB integrated circuit chip offers high-quality audio amplification, low power consumption, and versatile application scenarios, making it suitable for various audio devices and systems.
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