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LM4880MX/NOPB

Name: LM4880MX/NOPB
Rating: 4.7 (12 reviews)

IC AMP CLASS AB STER 325MW 8SOIC

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Mfr。パート #LM4880MX/NOPB
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仕様

Series	Boomer®
Part Status	Active
Type	Class AB
Output Type	2-Channel (Stereo)
Max Output Power x Channels @ Load	325mW x 2 @ 8Ohm
Voltage - Supply	2.7V ~ 5.5V
Features	Shutdown, Thermal Protection
Mounting Type	Surface Mount
Operating Temperature	-40°C ~ 85°C (TA)
Supplier Device Package	8-SOIC
Package / Case	8-SOIC (0.154", 3.90mm Width)
Base Product Number	LM4880

概要

Description

The LM4880MX/NOPB is a high-performance audio amplifier designed primarily for portable applications. It features a dual-channel output configuration, capable of delivering up to 1.2W per channel into an 8Ω load, making it suitable for driving small speakers or headphones.
Key features include low total harmonic distortion (THD), a wide supply voltage range (2.0V to 5.5V), and thermal shutdown protection, which enhances reliability during operation. The LM4880MX/NOPB also integrates a mute function, allowing for easy audio control, and is designed for efficient power consumption, making it optimal for battery-powered devices.
Its compact package reduces board space requirements, and the device operates with minimal external components, simplifying the design process. The LM4880MX/NOPB is ideal for applications such as portable speakers, smartphones, and other handheld devices where quality audio amplification is desired.

Features

The LM4880MX/NOPB is a low-power audio amplifier designed for portable applications. Key features include:
1. Output Power: Delivers up to 1.5W of output power into a 4-ohm load, suitable for driving small speakers.
2. Low Total Harmonic Distortion (THD): Provides high-quality audio output with low distortion, enhancing sound clarity.
3. Wide Supply Voltage Range: Operates from 2.5V to 5.5V, making it versatile for various battery-operated devices.
4. Integrated Pop and Click Suppression: Reduces noise during power-up and power-down transitions, improving user experience.
5. Thermal Shutdown: Includes protection features to prevent overheating, enhancing reliability.
6. Low Quiescent Current: Consumes minimal power during idle states, extending battery life in portable applications.
7. Single-Supply Operation: Simplifies design and reduces component count, suitable for compact designs.
Overall, the LM4880MX/NOPB is ideal for mobile and compact audio applications where efficiency and sound quality are paramount.

Package

The LM4880MX/NOPB is packaged in a 16-pin TSSOP (Thin Shrink Small Outline Package).

Pinout

The LM4880MX/NOPB is a low-power audio amplifier with a 16-pin TSSOP package. It features an integrated circuit designed for driving speakers in portable applications. The pin count is 16, and the key functions of the pins include:
1. Power Supply Pins: VDD (power supply) and GND (ground).
2. Input Pins: IN+ and IN- for audio signal input.
3. Output Pins: OUT+ and OUT- for audio signal output to speakers.
4. Gain Setting Pins: GND (for setting gain) and a feedback pin.
5. Shutdown Pin: SHDN for enabling/disabling the amplifier.
6. Bypass Pin: Bypass capacitor connection for stability.
7. Additional Pins: Various pins for feedback and gain configuration.
The LM4880 is designed for low power consumption while providing high-quality audio output, making it suitable for mobile and portable devices.

Manufacturer

The LM4880MX/NOPB is manufactured by Texas Instruments (TI), a leading global semiconductor company. Founded in 1930 and headquartered in Dallas, Texas, Texas Instruments designs and produces a wide range of analog and digital semiconductor solutions, including microcontrollers, processors, and amplifiers. The company is known for its innovation in the electronics industry, serving various sectors such as automotive, industrial, communications, and consumer electronics. TI is particularly recognized for its expertise in analog technology, which is crucial for processing real-world signals. The LM4880MX/NOPB specifically is a low-power audio amplifier, reflecting TI's commitment to providing high-performance solutions in the audio and multimedia domain.

Application

The LM4880MX/NOPB is a low-power audio amplifier primarily used in portable audio applications. Key application areas include mobile phones, laptops, tablets, and portable speakers. It is also suitable for TV sets, gaming devices, and personal audio systems, providing efficient amplification for driving small speakers and headphones while delivering high sound quality with low distortion and minimal power consumption.

Equivalent

The LM4880MX/NOPB is an audio amplifier chip. Equivalent products include the LM4861, LM4871, and MAX9736. For similar specifications, the TPA2005D1 and PAM8403 can also be considered alternatives. Always verify the specific requirements and characteristics like packaging, power output, and supply voltage before substitution.