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STA50513TR
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STA50513TR

Product Overview

Category: Integrated Circuit (IC)

Use: Audio Power Amplifier

Characteristics: - High efficiency - Low distortion - Wide frequency response - Compact size

Package: PowerSSO-36

Essence: STA50513TR is a high-performance audio power amplifier IC designed for various audio applications.

Packaging/Quantity: The STA50513TR is available in a PowerSSO-36 package and is typically sold in reels of 2500 units.

Specifications

  • Output Power: 50W per channel (at 4Ω load, THD = 10%)
  • Supply Voltage Range: 8V to 22V
  • Total Harmonic Distortion (THD): <0.1%
  • Signal-to-Noise Ratio (SNR): >90dB
  • Operating Temperature Range: -40°C to +105°C

Pin Configuration

The STA50513TR has a total of 36 pins. The pin configuration is as follows:

Pin 1: VCC Pin 2: IN1- Pin 3: IN1+ Pin 4: GND Pin 5: OUT1 Pin 6: OUT1 ...

For the complete pin configuration, please refer to the datasheet provided by the manufacturer.

Functional Features

  • High output power capability
  • Low quiescent current consumption
  • Short-circuit protection
  • Thermal overload protection
  • Mute and standby functions

Advantages and Disadvantages

Advantages: - High efficiency resulting in low power dissipation - Excellent audio quality with low distortion - Wide operating voltage range - Comprehensive protection features

Disadvantages: - Limited output power compared to higher wattage amplifiers - Requires external components for a complete audio system

Working Principles

The STA50513TR operates as a class D amplifier, utilizing pulse width modulation (PWM) techniques. It converts the input audio signal into a high-frequency square wave, which is then filtered and amplified to drive the connected speakers.

The PWM technique allows for efficient power conversion, resulting in minimal power loss and high overall efficiency. The output stage of the amplifier uses MOSFET transistors to deliver the amplified audio signal to the load.

Detailed Application Field Plans

The STA50513TR is suitable for various audio applications, including:

  1. Home audio systems
  2. Car audio systems
  3. Portable speakers
  4. Professional audio equipment
  5. Multimedia devices

Its compact size, high efficiency, and low distortion make it an ideal choice for applications where space is limited, and high-quality audio reproduction is desired.

Detailed and Complete Alternative Models

  1. TPA3116D2 - Audio Power Amplifier IC
  2. LM3886 - High-Performance Audio Amplifier IC
  3. TAS5630 - Digital Input Class D Amplifier IC
  4. MAX9744 - 20W Stereo Class D Audio Power Amplifier IC
  5. TDA7294 - Audio Power Amplifier IC

These alternative models offer similar functionality and can be considered as alternatives to the STA50513TR based on specific requirements and application needs.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av STA50513TR i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of STA50513TR in technical solutions:

  1. Q: What is STA50513TR? A: STA50513TR is a specific model number for a power amplifier IC manufactured by STMicroelectronics.

  2. Q: What is the typical application of STA50513TR? A: The STA50513TR is commonly used in audio amplification applications, such as home theater systems, car audio systems, and professional audio equipment.

  3. Q: What is the maximum power output of STA50513TR? A: The maximum power output of STA50513TR depends on the specific circuit design and power supply voltage, but it can typically deliver up to 100 watts per channel.

  4. Q: Does STA50513TR require any external components for operation? A: Yes, STA50513TR requires external components such as resistors, capacitors, and inductors to form a complete amplifier circuit.

  5. Q: Can STA50513TR operate with a single power supply voltage? A: Yes, STA50513TR can operate with a single power supply voltage, typically ranging from 12V to 24V.

  6. Q: Is STA50513TR suitable for bridged amplifier configurations? A: Yes, STA50513TR can be configured in a bridge-tied load (BTL) configuration to increase the power output.

  7. Q: Does STA50513TR have built-in protection features? A: Yes, STA50513TR includes various protection features like over-temperature protection, over-current protection, and short-circuit protection.

  8. Q: What is the input sensitivity of STA50513TR? A: The input sensitivity of STA50513TR is typically around 0.6V, which means it requires a relatively low-level input signal.

  9. Q: Can STA50513TR drive low-impedance speakers? A: Yes, STA50513TR is designed to drive speakers with impedance as low as 4 ohms, making it suitable for a wide range of speaker configurations.

  10. Q: Is STA50513TR compatible with digital audio signals? A: No, STA50513TR is an analog amplifier and is not directly compatible with digital audio signals. It requires a separate digital-to-analog converter (DAC) for digital audio playback.

Please note that the answers provided here are general and may vary depending on the specific application and circuit design.