TPA4861DR

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TPA4861DR

IC AMP CLASS AB MONO 1.1W 8SOIC

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Especificaciones

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Class AB
OutputType 1-Channel (Mono)
MaxOutputPowerxChannels@Load 1.1W x 1 @ 8Ohm
Voltage-Supply 2.7V ~ 5.5V
Features Short-Circuit and Thermal Protection, Shutdown
MountingType Surface Mount
OperatingTemperature -40°C ~ 85°C (TA)
SupplierDevicePackage 8-SOIC

Descripción general

Description

TPA4861DR is a high-performance audio amplifier integrated circuit (IC) designed for driving speakers in consumer electronics. It belongs to Texas Instruments' TPA series and is notable for its efficiency and sound quality. The TPA4861DR offers a class-D amplification architecture, which minimizes power loss and heat generation, making it suitable for battery-powered devices.
Key features include a wide supply voltage range, low total harmonic distortion (THD), and a built-in protection circuit for short circuit and thermal overload. It supports various speaker configurations, providing flexibility in design. The IC is available in a compact package, making it ideal for space-constrained applications.
Overall, the TPA4861DR is engineered for applications that demand high fidelity audio output while ensuring energy efficiency, making it popular in portable audio devices, televisions, and other multimedia systems.

Features

The TPA4861DR is a high-performance class D audio amplifier designed by Texas Instruments. It features a stereo output with a total power output of up to 30W per channel, making it suitable for applications like televisions, soundbars, and portable speakers. Key features include:
1. High Efficiency: Offers up to 90% efficiency, reducing heat generation and extending battery life in portable applications.
2. Integrated Protection: Built-in over-temperature, short-circuit, and over-voltage protection mechanisms ensure reliability and durability.
3. Low THD+N: Provides low total harmonic distortion plus noise, enhancing audio fidelity.
4. Adjustable Gain: Users can configure gain settings to match their system requirements.
5. I2C Interface: Allows for easy control and configuration through a digital interface.
6. Flexible Power Supply: Operates with a wide supply voltage range, accommodating various power sources.
Overall, the TPA4861DR is ideal for high-quality audio applications requiring efficient, compact amplification.

Package

The TPA4861DR is packaged in a 25-pin HTQFP (Thermal-Enhanced Thin Quad Flat Package). This package type is designed to provide efficient thermal dissipation and a compact footprint for integration into electronic circuits.

Pinout

The TPA4861DR is a high-performance Class-D audio amplifier designed for driving speakers in various audio applications. It has a total of 32 pins.
The primary functions of the pin configuration include:
1. Power Supply Pins: VDD and GND for power connections.
2. Input Pins: IN+ and IN- for differential audio signal input.
3. Output Pins: OUT+ and OUT- connected to the speaker or load.
4. Feedback and Gain Control Pins: For setting the gain and feedback parameters.
5. Enable Pin: To turn the amplifier on or off.
6. Thermal Protection Pins: For monitoring and protecting against overheating.
7. Protection Pins: Over-current and short-circuit protection.
The amplifier is optimized for efficiency and sound quality, making it suitable for automotive, consumer electronics, and portable device applications.

Manufacturer

The TPA4861DR is manufactured by Texas Instruments (TI), a leading semiconductor company. Texas Instruments specializes in designing and manufacturing a wide range of analog, embedded processing, and digital signal processing (DSP) devices. Founded in 1930, the company is known for its innovative solutions in various sectors, including automotive, industrial, communications, and consumer electronics. TI is recognized for its contributions to the development of circuit technology and is a major player in the global semiconductor market. The TPA4861DR itself is a class D audio amplifier, aimed at providing efficient audio power amplification for various applications.

Application

The TPA4861DR is a Class D audio amplifier from Texas Instruments, primarily used in automotive audio systems, portable speaker systems, and home audio applications. It is suitable for driving speakers directly and can be employed in applications requiring high efficiency, low distortion, and compact design. Other areas include consumer electronics, television soundbars, and multi-channel audio systems.

Equivalent

The TPA4861DR is a high-performance audio amplifier chip. Equivalent products include:
1. TPA3116D2
2. TPA3110D2
3. TPA3111D1
4. TPA3251
5. LM1875
These alternatives may vary in performance specifications, power output, and application suitability, so check datasheets for compatibility with your specific needs.

Envío

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Referencia de tarifas de envío (DHL/FedEx):

DHL: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 2-5 días hábiles.

FedEx: El costo de envío oscila entre $25-$40 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

UPS: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

TNT: El costo de envío oscila entre $25-$65 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

EMS: El costo de envío oscila entre $30-$50 (0.5kg), con un plazo de entrega estimado de 7-15 días hábiles.

Correo aéreo registrado: El costo de envío es de $2-$4 (0.1kg), con un tiempo de entrega estimado de 5-20 días hábiles.

Pagos

Payment Methods

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Actualmente, solo aceptamos los siguientes métodos de pago:

1. de PayPal

2. Tarjeta de crédito/débito

3. Transferencia bancaria

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