Texas Instruments Integrated Circuits (ICs)Linear - Amplifiers - Audio

LM4871MM/NOPB Linear - Amplifiers - Audio by Texas Instruments

LM4871MM/NOPB is a Linear - Amplifiers - Audio model from Texas Instruments, presented on TrustCompo for buyers who need clear sourcing and review context before RFQ. This listing sits in the Integrated Circuits (ICs) / Linear - Amplifiers - Audio product path. Known package information currently points to TSSOP under the Texas Instruments brand listing. IC AMP AUDIO PWR 3W MONO 8VSSOP. TrustCompo combines the available model, brand, hierarchy, and specification details around LM4871MM/NOPB so buyers can move faster from review to quotation.

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LM4871MM/NOPB Linear - Amplifiers - Audio by Texas Instruments | TrustCompo

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Part Number

LM4871MM/NOPB

Internal code

TCE000095992

Package

TSSOP

Manufacturer

Texas Instruments

Key specifications

Series

Boomer®

Min Quantity

Availability

In Stock

64,925

Available

39,858

Requested quantity

Price Range

Due to different local policies, please contact us for the latest quotation.

Quality	Unit Price
1	$2.59
10	$2.33
30	$1.81
100	$1.49
500	$1.42
1,000	$1.29

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Globally recognized certifications

4 certifications

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ISO 9001

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AS9120B

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Product overview

Overview

The LM4871MM/NOPB is a high-performance audio power amplifier from Texas Instruments, designed for driving speakers in portable and battery-powered applications. This device is particularly well-suited for use in mobile phones, laptops, and other compact audio devices due to its efficient design and small footprint.

Key Features:

Output Power: The LM4871 can deliver up to 1.5W of output power into an 8-ohm load with a power supply voltage of 5V, making it capable of driving small speakers effectively.
Low Distortion: The amplifier boasts low total harmonic distortion (THD), typically around 0.1%, ensuring high-quality audio reproduction with minimal signal degradation.
Power Supply Voltage: It operates over a wide supply voltage range, typically from 2.5V to 5.5V, allowing for flexibility in various applications.
Integrated Features: The LM4871 includes features such as a built-in thermal shutdown and short-circuit protection, enhancing reliability and safety during operation.
Gain Configuration: The amplifier has a fixed gain of 20 dB, which simplifies design considerations for audio applications.
Package Type: The device is available in a small, surface-mount package (MM), which is ideal for space-constrained designs. The compact size allows for easy integration into printed circuit boards (PCBs).
Efficiency: The LM4871 is designed for high efficiency, which is crucial for battery-powered devices. Its efficient operation helps to extend battery life while maintaining audio performance.
Input Configuration: The amplifier can accept differential inputs, which helps to reduce noise and improve sound quality in various audio applications.
Thermal Performance: The design includes thermal management features that help prevent overheating, ensuring stable performance even under demanding conditions.

Applications:

The LM4871MM/NOPB is suitable for a variety of applications, including:

Portable audio devices (e.g., MP3 players, smartphones)
Laptop and tablet speakers
Television audio amplifiers
Small home audio systems
Any application requiring compact, efficient audio amplification

Conclusion:

Overall, the LM4871MM/NOPB from Texas Instruments is a versatile and efficient audio amplifier that meets the demands of modern portable audio applications. Its combination of high output power, low distortion, and compact design makes it an excellent choice for engineers looking to enhance audio performance in space-constrained environments.

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