LM48511SQ

Images à titre indicatif uniquement

LM48511SQ

+Nomenclature

Audio Amplifiers

  • FabricantTexas Instruments

  • Pièce fabricant #LM48511SQ

  • En stock11617

365 Garantie qualité 24h/24

7*24 Garantie de service 24h/24

90-Garantie après-vente 24h/24

Garantie produit authentique

Spécifications

Attribut Valeur

Présentation

Description

The LM48511SQ is an integrated circuit designed by Texas Instruments, primarily used as a Class-D audio power amplifier. It is optimized for efficient audio amplification in portable electronic devices such as smartphones, tablets, and portable media players. The LM48511SQ features a highly efficient Class-D operation, which minimizes power dissipation and extends battery life compared to traditional Class-AB amplifiers.
Key features of the LM48511SQ include a low total harmonic distortion (THD), high signal-to-noise ratio (SNR), and low electromagnetic interference (EMI). It typically delivers an output power of up to 3.2 watts into a 4-ohm load, making it suitable for driving small speakers. The device also incorporates advanced features like short-circuit protection, thermal shutdown, and click-and-pop suppression, enhancing its robustness and user experience.
Packaged in a compact and thermally efficient package, the LM48511SQ is suitable for space-constrained applications. Its efficiency and feature set make it an excellent choice for designers aiming to deliver high-quality audio output in portable devices.

Equivalent

The LM48511SQ is a class D audio amplifier. Equivalent products include the MAX98357A from Maxim Integrated, the TPA2012D2 from Texas Instruments, and the PAM8302 from Diodes Incorporated. These alternatives offer similar features such as low power consumption, high efficiency, and are suitable for portable applications. It's important to review datasheets for specific requirements like output power, supply voltage range, and package type to ensure compatibility with your application.

Features

The LM48511SQ is a Class AB audio power amplifier designed for portable devices. Key features include:
1. Output Power: Delivers up to 1.3W per channel into an 8-ohm load with less than 1% Total Harmonic Distortion (THD).
2. Supply Voltage Range: Operates from 2.7V to 5.5V, making it suitable for battery-powered applications.
3. Efficiency: Offers high efficiency with low quiescent current, extending battery life.
4. Shutdown Functionality: Includes a low-power shutdown mode to further save battery consumption.
5. Thermal Protection: Built-in thermal shutdown protection to prevent damage from overheating.
6. Pop and Click Suppression: Designed to minimize noise during power on/off transitions.
7. Package: Available in a small 10-pin WSON package, suitable for compact designs.
8. EMI Reduction: Features circuitry to reduce electromagnetic interference, ensuring minimal noise interference with other components.
These features make the LM48511SQ a versatile solution for driving speakers in various portable audio devices like tablets, smartphones, and MP3 players.

Manufacturer

The LM48511SQ is manufactured by Texas Instruments (TI), a global semiconductor company. Texas Instruments is known for designing and producing a wide array of semiconductor devices, including integrated circuits, microcontrollers, and sensors, among others. The company primarily operates in the electronics and technology sectors, serving various industries such as automotive, consumer electronics, industrial, and communications. TI is recognized for its innovation in analog and embedded processing technologies, playing a significant role in the advancement of electronics worldwide.

Application

The LM48511SQ is a Boomer audio power amplifier designed primarily for driving speakers in portable devices such as smartphones, tablets, and other battery-powered gadgets. It is well-suited for applications requiring low power consumption and compact size. Its efficient Class AB operation and capability to drive low-impedance loads make it ideal for use in wireless audio accessories, handheld gaming devices, and portable media players. The chip's features, such as low distortion and shutdown modes, enhance audio quality and battery life, making it a preferred choice in compact audio applications.

Package

The LM48511SQ is an audio amplifier typically available in an LLP (Leadless Leadframe Package) package type. This package offers a compact, thermally efficient solution suitable for portable electronic devices.