TPA701DRG4

Product Overview

Category: Integrated Circuit (IC)

Use: Audio Amplifier

Characteristics: - Single-channel audio amplifier - Low power consumption - Small package size - High efficiency - Wide operating voltage range

Package: SOIC (Small Outline Integrated Circuit)

Essence: The TPA701DRG4 is a single-channel audio amplifier IC designed for low-power applications. It provides high-quality audio amplification with low distortion and noise.

Packaging/Quantity: The TPA701DRG4 is available in a standard SOIC package. It is typically sold in reels containing 2500 units.

Specifications

• Supply Voltage Range: 2.5V to 5.5V
• Output Power: Up to 1W
• Total Harmonic Distortion + Noise (THD+N): <0.5%
• Efficiency: >85%
• Shutdown Current: <1µA
• Operating Temperature Range: -40°C to 85°C

Pin Configuration

The TPA701DRG4 has a total of 8 pins, which are assigned specific functions as follows:

1. IN-: Negative input terminal
2. IN+: Positive input terminal
3. GND: Ground reference
4. SHUTDOWN: Shutdown control pin
5. VDD: Positive supply voltage
6. OUT: Amplified audio output
7. NC: No connection
8. NC: No connection

Functional Features

• Low quiescent current consumption
• Thermal and short-circuit protection
• Shutdown mode for power saving
• Internal gain setting resistors
• Pop and click suppression circuitry

Advantages and Disadvantages

Advantages: - Low power consumption - Compact package size - High efficiency - Wide operating voltage range - Built-in protection features

Disadvantages: - Limited output power (up to 1W) - Single-channel configuration

Working Principles

The TPA701DRG4 operates as a class AB audio amplifier. It amplifies the input audio signal and delivers it to the output with minimal distortion and noise. The internal gain setting resistors allow for easy adjustment of the amplification level. The shutdown mode helps conserve power when the amplifier is not in use.

Detailed Application Field Plans

The TPA701DRG4 is commonly used in various low-power audio applications, including but not limited to: - Portable audio devices - Mobile phones - Tablets - Bluetooth speakers - Headphones - Personal computer peripherals

Detailed Alternative Models

Some alternative models that can be considered as alternatives to the TPA701DRG4 are: - LM386 - TDA7052 - MAX9814 - PAM8403 - NJM2073

These alternative models offer similar functionality and can be suitable replacements depending on specific requirements and design considerations.

In conclusion, the TPA701DRG4 is a single-channel audio amplifier IC designed for low-power applications. Its compact size, high efficiency, and wide operating voltage range make it suitable for various portable audio devices. While it has limitations in terms of output power and channel configuration, it offers reliable performance and built-in protection features.