STMicroelectronics
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
TDA7387EP
Ver Detalle Hojas de datos

TDA7387EP

Product Overview

Category

TDA7387EP belongs to the category of integrated circuits (ICs) specifically designed for audio amplification.

Use

This product is commonly used in automotive audio systems to amplify audio signals and drive speakers.

Characteristics

  • High output power capability
  • Low distortion
  • Low noise
  • Short-circuit protection
  • Thermal shutdown protection

Package

TDA7387EP is available in a multiwatt package, which ensures efficient heat dissipation and easy installation.

Essence

The essence of TDA7387EP lies in its ability to provide high-quality audio amplification with minimal distortion and noise.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a specified quantity of ICs per package.

Specifications

  • Supply voltage: 8V - 18V
  • Output power: Up to 4 x 45W
  • Total harmonic distortion: < 0.5%
  • Signal-to-noise ratio: > 80dB
  • Operating temperature range: -40°C to +105°C

Detailed Pin Configuration

  1. VCC - Power supply input
  2. IN1 - Audio input channel 1
  3. IN2 - Audio input channel 2
  4. IN3 - Audio input channel 3
  5. IN4 - Audio input channel 4
  6. GND - Ground
  7. OUT1 - Amplified audio output channel 1
  8. OUT2 - Amplified audio output channel 2
  9. OUT3 - Amplified audio output channel 3
  10. OUT4 - Amplified audio output channel 4

Functional Features

  • Quad bridge amplifier configuration
  • Built-in protection circuitry
  • Flexible audio input options
  • High output power capability
  • Wide operating voltage range

Advantages and Disadvantages

Advantages

  • High-quality audio amplification
  • Low distortion and noise
  • Protection against short-circuits and thermal shutdown
  • Versatile audio input options
  • Suitable for automotive audio systems

Disadvantages

  • Requires external power supply
  • Limited output power compared to some other models

Working Principles

TDA7387EP operates on the principle of amplifying low-power audio signals received from the input channels. It utilizes a quad bridge amplifier configuration to amplify these signals and drive the connected speakers. The built-in protection circuitry ensures safe operation by protecting against short-circuits and thermal overload.

Detailed Application Field Plans

TDA7387EP is widely used in automotive audio systems, including car stereos, amplifiers, and head units. Its high-quality audio amplification capabilities make it suitable for various vehicles, ranging from cars to motorcycles.

Detailed and Complete Alternative Models

  1. TDA7377 - Similar specifications and features, lower output power
  2. TDA7850 - Higher output power, additional features like digital input support
  3. TDA7560 - Higher output power, multiple audio input options

These alternative models offer different output power levels and additional features, allowing users to choose according to their specific requirements.

Word count: 431 words

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de TDA7387EP en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of TDA7387EP in technical solutions:

  1. Q: What is TDA7387EP? A: TDA7387EP is a class AB quad bridge car radio amplifier IC that can be used in various audio applications.

  2. Q: What is the maximum power output of TDA7387EP? A: The maximum power output of TDA7387EP is 4 x 45W, making it suitable for medium-sized audio systems.

  3. Q: Can TDA7387EP operate on a single power supply? A: No, TDA7387EP requires a dual power supply with a voltage range of ±8V to ±18V.

  4. Q: How many channels does TDA7387EP have? A: TDA7387EP has four independent channels, allowing for stereo or multi-channel audio setups.

  5. Q: Is TDA7387EP compatible with different speaker impedance ratings? A: Yes, TDA7387EP supports speaker impedance ratings from 2 ohms to 8 ohms, providing flexibility in speaker selection.

  6. Q: Does TDA7387EP have built-in thermal protection? A: Yes, TDA7387EP includes thermal protection circuitry that prevents overheating and ensures safe operation.

  7. Q: Can TDA7387EP be used in automotive applications? A: Yes, TDA7387EP is specifically designed for car audio systems and can be used in automotive applications.

  8. Q: Does TDA7387EP require external components for operation? A: Yes, TDA7387EP requires external components such as capacitors, resistors, and inductors for proper operation.

  9. Q: What is the recommended PCB layout for TDA7387EP? A: The datasheet of TDA7387EP provides a recommended PCB layout that minimizes noise and ensures optimal performance.

  10. Q: Can TDA7387EP be used in conjunction with other audio processing ICs? A: Yes, TDA7387EP can be combined with other audio processing ICs such as equalizers or digital sound processors to enhance audio quality and functionality.

Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and consult the manufacturer for detailed information.