TPA311DR

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TPA311DR

IC AMP CLASS AB MONO 700MW 8SOIC

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Spécifications

Part Status Active
Type Class AB
Output Type 1-Channel (Mono)
Max Output Power x Channels @ Load 700mW x 1 @ 8Ohm
Voltage - Supply 2.5V ~ 5.5V
Features Depop, Short-Circuit and Thermal Protection, Shutdown
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 TPA311

Vue d'ensemble

Description

The TPA311DR is a high-efficiency Class-D audio amplifier designed by Texas Instruments. It operates with a supply voltage range of 10 V to 25 V and can deliver up to 15 W per channel into an 8-ohm load, making it suitable for driving speakers in various audio applications.
Key features include low total harmonic distortion (THD) and a high signal-to-noise ratio (SNR), ensuring high-quality sound reproduction. The device incorporates advanced protection features, such as thermal shutdown and overcurrent protection, enhancing reliability and longevity.
The TPA311DR also supports a variety of configurations, including bridge-tied load (BTL) and differential outputs, allowing for flexible integration into different audio systems. Its compact size and minimal external components required simplify the design process for engineers.
Overall, the TPA311DR is an excellent choice for portable audio devices, home theater systems, and other applications requiring efficient and high-performance audio amplification.

Features

The TPA311DR is a Class-D audio amplifier from Texas Instruments designed for high-efficiency audio applications. Key features include:
1. Power Output: Delivers up to 15W per channel into an 8-ohm load, suitable for portable and desktop audio systems.
2. High Efficiency: Achieves up to 90% efficiency, minimizing heat generation and extending battery life in portable devices.
3. Low Noise and Distortion: Offers low total harmonic distortion (THD) and noise, ensuring high sound quality.
4. Integrated Protection: Includes built-in thermal and overcurrent protection, safeguarding against overheating and short circuits.
5. Power Supply Range: Operates from a wide supply voltage range of 8V to 26V, allowing flexibility in design.
6. Compact Package: Available in a small, surface-mount package, making it ideal for space-constrained applications.
7. Adjustable Gain: Gain settings are user-configurable for design flexibility.
Overall, the TPA311DR is well-suited for applications such as TVs, home audio systems, and portable speakers.

Package

The TPA311DR is packaged in a 20-pin HTQFP (Thin Quad Flat Package) with a footprint of 5mm x 5mm. This package type is designed for efficient thermal management and space-saving in circuit designs.

Pinout

The TPA311DR is a Class D audio amplifier from Texas Instruments. It features a total of 32 pins in its package.
Key functions of the pins include:
1. Power Supply Pins: VDD and GND pins for connecting to the power supply.
2. Input Pins: IN+ and IN- for differential audio signal inputs.
3. Output Pins: There are multiple output pins for connecting to speakers, typically labeled as OUT+ and OUT-.
4. Control Pins: Various pins for control functions such as SHUTDOWN, MUTE, and MODE to adjust amplifier behavior.
5. Feedback Pins: For connecting to feedback networks to regulate gain and performance.
6. Protection Pins: Over-temperature and over-current protection features.
The TPA311DR is designed for high efficiency and performance in driving speakers in audio applications. For detailed specifications, refer to the device datasheet.

Manufacturer

The TPA311DR is manufactured by Texas Instruments (TI), a major American technology company. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits (ICs), with a strong focus on analog and embedded processing technologies. The company is well-known for its innovations in digital signal processors, microcontrollers, and various other electronic components that cater to a wide range of industries, including automotive, industrial, communications, and consumer electronics. TI is recognized for its commitment to quality, reliability, and advancements in electronic technologies.

Application

The TPA311DR is a class D audio amplifier used in various applications, including home audio systems, portable speaker systems, televisions, and automotive audio solutions. Its efficient design allows for high-quality sound output while minimizing power consumption, making it suitable for battery-powered devices and compact audio systems. Additionally, it's utilized in sound bars and computer speakers for enhanced audio performance.

Equivalent

The TPA311DR is a digital audio amplifier chip. Equivalent products include:
1. TPA3116D2 - Similar power output with high efficiency.
2. TPA3110D2 - Lower power output, suitable for smaller applications.
3. TPA3118D2 - Offers higher power and efficiency.
4. TPA3251 - Higher fidelity and power handling.
5. LM3886 - Analog alternative with similar applications.
Always check specifications for compatibility in specific designs.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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