AU5790D14/N,112

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Amplifier
• Characteristics:
  • High-quality audio amplification
  • Low power consumption
  • Compact size
• Package: DIP-14 (Dual In-line Package with 14 pins)
• Essence: This IC is designed to amplify audio signals with high fidelity and low distortion.
• Packaging/Quantity: Available in reels of 2500 units.

Specifications

• Operating Voltage: 5V - 12V
• Output Power: 1.5W
• Total Harmonic Distortion (THD): <0.1%
• Signal-to-Noise Ratio (SNR): >90dB
• Frequency Response: 20Hz - 20kHz
• Input Impedance: 10kΩ
• Output Impedance: 8Ω

Pin Configuration

The AU5790D14/N,112 IC has the following pin configuration:

```

---

| | --|1 14|-- Vcc --|2 13|-- GND --|3 12|-- Input --|4 11|-- Output --|5 10|-- NC --|6 9|-- NC --|7 8|-- NC |___________| ```

Functional Features

• High-quality audio amplification for various applications
• Low power consumption, making it suitable for portable devices
• Compact size allows for integration into space-constrained designs
• Built-in protection circuitry against short circuits and thermal overload

Advantages

• Provides clear and accurate audio reproduction
• Low distortion ensures high-fidelity sound
• Versatile and can be used in a wide range of audio applications
• Efficient power usage prolongs battery life in portable devices

Disadvantages

• Limited output power may not be suitable for high-power audio systems
• Input and output impedance may not match all audio sources and speakers
• Requires external components for volume control and tone adjustment

Working Principles

The AU5790D14/N,112 operates as a class D audio amplifier. It utilizes pulse width modulation (PWM) to convert the input audio signal into a series of pulses with varying widths. These pulses are then amplified and filtered to reconstruct the original audio waveform. The class D amplification technique ensures high efficiency and low power dissipation.

Application Field Plans

The AU5790D14/N,112 is commonly used in the following applications:

1. Portable audio devices such as MP3 players and smartphones
2. Home audio systems and mini amplifiers
3. Automotive audio systems
4. Multimedia speakers and computer sound cards
5. Public address systems and intercoms

Alternative Models

Other ICs that can be considered as alternatives to the AU5790D14/N,112 include:

1. LM386 - Low Voltage Audio Power Amplifier
2. TDA7297 - Dual Bridge Audio Amplifier
3. MAX9744 - 20W Stereo Class D Audio Power Amplifier
4. STA540 - 4x13W Quad Bridge Car Radio Amplifier

These alternative models offer similar functionality and can be chosen based on specific requirements and design constraints.

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