TPA0243DGQG4

Product Overview

Category

The TPA0243DGQG4 belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in audio amplification applications.

Characteristics

• The TPA0243DGQG4 is a high-performance, stereo Class-D audio amplifier.
• It offers efficient power conversion and low distortion.
• This IC operates on a wide supply voltage range, making it suitable for various audio systems.
• It provides excellent audio quality with high signal-to-noise ratio.

Package

The TPA0243DGQG4 comes in a small outline package (SOP) with 16 pins.

Essence

This IC is designed to amplify audio signals efficiently while maintaining high fidelity.

Packaging/Quantity

The TPA0243DGQG4 is typically packaged in reels or tubes, containing a specific quantity per package. Please refer to the manufacturer's datasheet for detailed packaging information.

Specifications

• Supply Voltage Range: 2.5V to 5.5V
• Output Power: Up to 2.8W per channel
• Total Harmonic Distortion + Noise (THD+N): <0.1%
• Signal-to-Noise Ratio (SNR): >90dB
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The TPA0243DGQG4 has 16 pins arranged as follows:

1. VDD: Power supply voltage input
2. GND: Ground reference
3. INL: Left channel audio input
4. INR: Right channel audio input
5. SHDN: Shutdown control input
6. PGND: Power ground reference
7. PVDD: Power supply voltage input
8. OUTL: Left channel audio output
9. OUTR: Right channel audio output
10. BSTL: Bootstrap capacitor connection for the left channel
11. BSTR: Bootstrap capacitor connection for the right channel
12. FB: Feedback pin for controlling gain
13. AGND: Analog ground reference
14. MUTE: Mute control input
15. VREF: Reference voltage input
16. SD: Serial data input for control interface

Functional Features

• High-efficiency Class-D amplifier architecture
• Low power consumption
• Thermal and short-circuit protection
• Shutdown mode for power saving
• Mute function for audio muting
• Serial control interface for configuration

Advantages and Disadvantages

Advantages

• Efficient power conversion
• Low distortion
• Wide supply voltage range
• Excellent audio quality

Disadvantages

• Limited output power compared to higher wattage amplifiers
• Requires external components for proper operation

Working Principles

The TPA0243DGQG4 utilizes a Class-D amplifier topology, which converts the input audio signal into a high-frequency pulse-width modulated (PWM) signal. This PWM signal is then amplified by switching the power MOSFETs on and off rapidly. The amplified PWM signal is then filtered to reconstruct the original audio waveform.

Detailed Application Field Plans

The TPA0243DGQG4 can be used in various audio applications, including but not limited to: - Portable speakers - Headphone amplifiers - Automotive audio systems - Home theater systems - Multimedia devices

Detailed and Complete Alternative Models

1. TPA3116D2: A higher-power Class-D audio amplifier with integrated audio processing features.
2. LM386: A low-power audio amplifier suitable for small-scale applications.
3. MAX9744: A stereo Class-D audio amplifier with built-in volume control and equalization capabilities.

These alternative models offer different features and power levels, providing flexibility for various audio amplification requirements.

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