TPA751DGNRG4

Product Overview

Category: Integrated Circuits (ICs)

Use: Audio Amplifier

Characteristics: - Single Channel - Class AB Amplifier - 2.7V to 5.5V Supply Voltage Range - Low Quiescent Current - Thermal and Short-Circuit Protection - Small Package Size

Package: 8-Pin VSSOP

Essence: The TPA751DGNRG4 is an audio amplifier IC designed for low-power applications. It provides high-quality audio amplification in a compact package.

Packaging/Quantity: The TPA751DGNRG4 is available in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Output Power: Up to 1.2W
• Total Harmonic Distortion + Noise (THD+N): 0.1%
• Efficiency: 85%
• Shutdown Current: 0.1μA
• Operating Temperature Range: -40°C to 85°C

Pin Configuration

The TPA751DGNRG4 has the following pin configuration:

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| | --| IN+ OUT|-- --| IN- GND|-- --| VCC SHDN|-- |___________| ```

Pin Description: - IN+: Non-inverting input - IN-: Inverting input - OUT: Amplifier output - GND: Ground - VCC: Supply voltage - SHDN: Shutdown control input

Functional Features

• Low quiescent current for power efficiency
• Thermal and short-circuit protection for device safety
• Shutdown control for power management
• High-quality audio amplification with low distortion

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows for flexibility in power source selection - Small package size enables space-saving designs - Low quiescent current reduces power consumption - Thermal and short-circuit protection ensures device reliability - High-quality audio amplification enhances sound reproduction

Disadvantages: - Limited output power compared to higher wattage amplifiers - Single channel configuration may not be suitable for stereo applications

Working Principles

The TPA751DGNRG4 operates as a class AB amplifier, which combines the efficiency of class B amplifiers with the low distortion characteristics of class A amplifiers. It amplifies the input audio signal and delivers it to the output with minimal distortion.

Detailed Application Field Plans

The TPA751DGNRG4 is commonly used in various low-power audio applications, including: - Portable audio devices - Mobile phones - Tablets - Bluetooth speakers - Headphones - Gaming consoles

Detailed and Complete Alternative Models

Some alternative models to the TPA751DGNRG4 that offer similar functionality include: - LM386 - TDA7052 - MAX9814 - NJM2073

These alternatives can be considered based on specific requirements and design constraints.

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