LM4905MM/NOPB

Product Overview

Category

The LM4905MM/NOPB belongs to the category of audio amplifiers.

Use

It is used for amplifying audio signals in various electronic devices such as mobile phones, tablets, and portable media players.

Characteristics

• Low voltage operation
• High output power
• Small package size
• Low power consumption

Package

The LM4905MM/NOPB comes in a miniature 8-pin MSOP package.

Essence

This amplifier is essential for enhancing the audio experience in portable electronic devices.

Packaging/Quantity

The LM4905MM/NOPB is typically packaged in reels of 2500 units.

Specifications

• Operating Voltage: 2.7V to 5.5V
• Output Power: 1.1W at 3.6V, 10% THD+N, 8Ω Load
• Quiescent Current: 4mA
• Shutdown Current: <1µA
• Package Type: 8-Pin MSOP

Detailed Pin Configuration

1. IN-
2. IN+
3. V-
4. SHUTDOWN
5. BYPASS
6. GND
7. OUT
8. V+

Functional Features

• Low shutdown current
• Thermal shutdown protection
• Short-circuit and thermal protection
• Superior click and pop suppression

Advantages and Disadvantages

Advantages

• Low power consumption
• Small package size
• High output power for its size

Disadvantages

• Limited output power compared to larger audio amplifiers
• Requires external components for optimal performance

Working Principles

The LM4905MM/NOPB operates by amplifying the input audio signal using an internal amplifier circuit. It is designed to provide high-quality audio output while consuming minimal power.

Detailed Application Field Plans

The LM4905MM/NOPB is suitable for use in various portable electronic devices, including: - Mobile phones - Tablets - Portable media players - Bluetooth speakers - Wearable devices

Detailed and Complete Alternative Models

Some alternative models to the LM4905MM/NOPB include: - TPA2012D2 from Texas Instruments - MAX98306 from Maxim Integrated - NJU7089 from New Japan Radio

In conclusion, the LM4905MM/NOPB is a compact and efficient audio amplifier suitable for portable electronic devices, offering high-quality audio amplification with low power consumption.

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