TPA3113D2PWPR
6W stereo Class-D audio amplifiers with speaker protection
Manufacturer： ti
series introduction
# TPA3113D2PWPR Product Series Introduction
## 1. Overview
The TPA3113D2PWPR is a remarkable product series offered by Texas Instruments, designed specifically for audio amplifier applications. This series stands out in the market due to its high - performance capabilities, compact design, and energy - efficient operation, making it an ideal choice for a wide range of consumer audio devices.
## 2. Key Features
### 2.1 High - Quality Audio Output
- **Powerful Amplification**: The TPA3113D2PWPR is capable of delivering high - power audio output. It can drive speakers with sufficient power to produce clear, loud, and distortion - free sound. This makes it suitable for applications where high - volume audio is required, such as in portable speakers, home audio systems, and automotive infotainment systems.
- **Low Total Harmonic Distortion + Noise (THD+N)**: With a low THD+N specification, the amplifier ensures that the audio signal remains pure and faithful to the original source. This results in a more immersive and enjoyable listening experience, as the audio reproduction is free from unwanted noise and distortion.
### 2.2 Energy Efficiency
- **Class D Amplification Technology**: The series utilizes Class D amplifier technology, which is known for its high efficiency. Class D amplifiers convert the input audio signal into a high - frequency pulse - width - modulated (PWM) signal, which is then filtered and amplified. This process significantly reduces power dissipation compared to traditional Class AB amplifiers, resulting in less heat generation and longer battery life for portable devices.
- **Standby Mode**: The TPA3113D2PWPR also features a standby mode, where the amplifier consumes minimal power when not in use. This further enhances its energy - saving capabilities, making it an environmentally friendly and cost - effective choice.
### 2.3 Compact Design
- **Small Form Factor**: The integrated circuit comes in a compact package, which is suitable for space - constrained applications. Its small size allows for easy integration into various audio devices, such as smartphones, tablets, and small - sized portable speakers.
- **Reduced External Component Count**: The design of the TPA3113D2PWPR requires fewer external components compared to other amplifier solutions. This not only simplifies the circuit design but also reduces the overall cost and board space requirements of the end - product.
### 2.4 Protection Features
- **Over - Temperature Protection**: The amplifier is equipped with over - temperature protection circuitry, which automatically shuts down the device when the temperature exceeds a safe operating limit. This protects the amplifier from damage due to overheating, ensuring its long - term reliability.
- **Over - Current Protection**: Over - current protection is also built into the TPA3113D2PWPR. It monitors the current flowing through the amplifier and takes appropriate action to prevent damage in case of a short - circuit or excessive current draw.
- **Under - Voltage Lockout (UVLO)**: The UVLO feature ensures that the amplifier operates within a safe voltage range. If the input voltage drops below a certain threshold, the amplifier is disabled to prevent improper operation and potential damage.
## 3. Applications
### 3.1 Portable Audio Devices
- **Portable Speakers**: The high - power output, energy efficiency, and compact design of the TPA3113D2PWPR make it an excellent choice for portable speakers. It can drive the speakers to produce loud and clear sound while consuming minimal power, allowing for longer battery life.
- **Headphone Amplifiers**: In headphone amplifier applications, the low THD+N and high - quality audio output of the series ensure a great listening experience. Its small size also makes it suitable for integration into portable head
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PWP-28-TSSOP Pkg
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