LM49155TL/NOPB
- Manufacturer's Part No.:LM49155TL/NOPB
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- Series:Boomer®
- Description:IC AUDIO SUBSYSTEM 36DSBGA
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- In Stock: 1700
- Available: 20449
Reference Price(In US Dollars)
Qty | Unit Price | Ext.Price |
---|---|---|
1+ | US $8.40400 | US $8.40 |
10+ | US $7.56360 | US $75.64 |
30+ | US $5.88280 | US $176.48 |
100+ | US $4.83230 | US $483.23 |
500+ | US $4.62220 | US $2311.10 |
1000+ | US $4.20200 | US $4202.00 |
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- Description
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- Shopping Guide
The LM49155TL/NOPB is a high-performance audio amplifier integrated circuit (IC) produced by Texas Instruments. It is designed for portable audio applications, providing a compact and efficient solution for driving speakers or headphones. Here’s a detailed description of its features and specifications:
General Overview:
- Type: Class D audio amplifier
- Package: Typically available in a 20-pin HTQFP (Thin Quad Flat Package) or similar surface-mount package, which allows for easy integration into compact designs.
- Power Supply Voltage: The device operates within a voltage range of 2.5V to 5.5V, making it suitable for battery-powered applications.
Key Features:
- Output Power: The LM49155 can deliver up to 1.5W of output power per channel into an 8-ohm load, and up to 2.5W into a 4-ohm load, providing sufficient power for driving small speakers or headphones.
- Low Distortion: It features low total harmonic distortion (THD) and noise, ensuring high-quality audio reproduction.
- Efficiency: The Class D architecture allows for high efficiency, typically around 85% or higher, which helps in extending battery life in portable devices.
- Integrated Functions: The IC includes built-in features such as a thermal shutdown protection, short-circuit protection, and a mute function, enhancing reliability and user experience.
- Gain Control: The amplifier has adjustable gain settings, allowing designers to tailor the output level to their specific application needs.
Applications:
- Portable Devices: Ideal for smartphones, tablets, and portable speakers where space and power efficiency are critical.
- Consumer Electronics: Suitable for use in televisions, soundbars, and other home audio systems.
- Wearable Technology: Can be integrated into wearable devices that require audio output without compromising on size or battery life.
Performance Characteristics:
- Frequency Response: The amplifier typically offers a wide frequency response, ensuring that it can handle a broad range of audio signals effectively.
- Input Configuration: It supports differential input configurations, which helps in reducing noise and improving sound quality.
Thermal and Electrical Characteristics:
- Operating Temperature Range: The LM49155 is designed to operate in a wide temperature range, making it suitable for various environmental conditions.
- Power Dissipation: The IC is designed to manage power dissipation effectively, minimizing heat generation during operation.
Conclusion:
The LM49155TL/NOPB from Texas Instruments is a versatile and efficient audio amplifier solution, ideal for a variety of portable and consumer electronic applications. Its combination of high output power, low distortion, and integrated protection features makes it a reliable choice for designers looking to enhance audio performance in compact devices.
Functional Equivalent (FE) materials, including Fused Filament Fabrication (FFF) form, assembly, and functionally compatible substitute materials.
SHIPPING GUIDE
Shipping Methods
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Shipping Cost
Shipping starts at $40 but varies for destinations like South Africa, Brazil, India, and more. The actual shipping charges depend on time zone, country, and package weight/volume.
Delivery Time
We ship orders once daily, around 5 p.m., except on Sundays. The estimated delivery time may vary depending on the courier service you choose, but typically ranges from 5 to 7 business days.
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