STMicroelectronics
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TDA749213TR
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TDA749213TR

Product Overview

Category

The TDA749213TR belongs to the category of audio amplifier integrated circuits.

Use

It is used for amplifying audio signals in various electronic devices such as speakers, home theater systems, and audio receivers.

Characteristics

  • High efficiency
  • Low distortion
  • Wide operating voltage range
  • Thermal protection
  • Short-circuit protection

Package

The TDA749213TR is available in a small outline package (SOP) with a specified number of pins.

Essence

The essence of the TDA749213TR lies in its ability to provide high-quality audio amplification in a compact and efficient manner.

Packaging/Quantity

The TDA749213TR is typically packaged in reels or tubes and is available in varying quantities based on the manufacturer's specifications.

Specifications

  • Operating Voltage: 8V to 26V
  • Output Power: Up to 50W per channel
  • Total Harmonic Distortion: <0.1%
  • Signal-to-Noise Ratio: >90dB
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The TDA749213TR has a detailed pin configuration that includes input pins, output pins, power supply pins, and control pins. The pinout diagram provides a clear understanding of how to connect the amplifier in a circuit.

Functional Features

  • Class D amplifier architecture
  • Built-in short-circuit and thermal protection
  • Low quiescent current
  • Mute and standby modes for power saving

Advantages

  • High efficiency leading to less heat dissipation
  • Compact size suitable for portable applications
  • Built-in protection features enhance reliability
  • Wide operating voltage range allows flexibility in design

Disadvantages

  • Higher electromagnetic interference compared to some analog amplifiers
  • Limited output power compared to larger discrete amplifiers

Working Principles

The TDA749213TR operates on the principle of pulse-width modulation (PWM) to amplify audio signals efficiently. It utilizes a switching amplifier topology to achieve high efficiency and low distortion.

Detailed Application Field Plans

The TDA749213TR is well-suited for use in: - Portable Bluetooth speakers - Home audio systems - Automotive audio amplifiers - Multimedia soundbars

Detailed and Complete Alternative Models

Some alternative models to the TDA749213TR include: - TPA3116D2 - STA516B - IRS2092

In conclusion, the TDA749213TR is a versatile audio amplifier IC that offers high efficiency and reliable performance in various audio amplification applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací TDA749213TR v technických řešeních

  1. What is the TDA749213TR?

    • The TDA749213TR is a class D audio amplifier integrated circuit designed for use in various audio applications.

  2. What is the maximum output power of TDA749213TR?

    • The TDA749213TR can deliver up to 100W per channel into a 6Ω load or 80W per channel into an 8Ω load.

  3. What is the input voltage range for TDA749213TR?

    • The TDA749213TR has an input voltage range of 4.5V to 26V, making it suitable for a wide range of power supply options.

  4. What are the key features of TDA749213TR?

    • The TDA749213TR features include high efficiency, low distortion, short-circuit protection, thermal shutdown, and mute function.

  5. What are the typical applications of TDA749213TR?

    • Typical applications of TDA749213TR include home audio systems, portable speakers, automotive audio systems, and multimedia speakers.

  6. How does TDA749213TR handle thermal management?

    • The TDA749213TR incorporates a thermal shutdown feature that protects the device from overheating, ensuring reliable operation.

  7. Does TDA749213TR require external components for operation?

    • Yes, TDA749213TR requires external components such as input capacitors, output inductors, and output capacitors for proper operation.

  8. What is the recommended PCB layout for TDA749213TR?

    • The recommended PCB layout for TDA749213TR includes proper grounding, thermal vias, and adequate heat sinking for optimal performance.

  9. Can TDA749213TR be used in bridge-tied load (BTL) configuration?

    • Yes, TDA749213TR can be configured in bridge-tied load (BTL) mode to drive higher power loads with improved efficiency.

  10. What are the key considerations for designing with TDA749213TR?

    • Key considerations for designing with TDA749213TR include proper heat dissipation, input/output filtering, and adherence to the manufacturer's application notes and guidelines.