TA76431AS(TE6,F,M)

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Amplifier
• Characteristics: Low voltage, low power consumption, compact size
• Package: SOP-16
• Essence: Single chip audio amplifier
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Operating Voltage: 2.7V - 5.5V
• Output Power: 1W (typical)
• Total Harmonic Distortion: 0.2% (typical)
• Frequency Response: 20Hz - 20kHz
• Input Impedance: 32kΩ (typical)
• Output Impedance: 8Ω (typical)
• Shutdown Current: 0.1μA (typical)

Detailed Pin Configuration

The TA76431AS(TE6,F,M) IC has a total of 16 pins arranged as follows:

┌───┬───┐ │ 1 │ 16│ ├───┼───┤ │ 2 │ 15│ ├───┼───┤ │ 3 │ 14│ ├───┼───┤ │ 4 │ 13│ ├───┼───┤ │ 5 │ 12│ ├───┼───┤ │ 6 │ 11│ ├───┼───┤ │ 7 │ 10│ ├───┼───┤ │ 8 │ 9 │ └───┴───┘

Functional Features

• Single-ended audio amplifier
• Low voltage operation for portable devices
• Low power consumption for extended battery life
• Built-in thermal shutdown protection
• Short-circuit and overcurrent protection

Advantages and Disadvantages

Advantages

• Compact size allows for space-saving designs
• Low voltage operation makes it suitable for portable devices
• Low power consumption extends battery life
• Integrated thermal shutdown protection ensures safe operation
• Provides good audio quality with low distortion

Disadvantages

• Limited output power compared to higher wattage amplifiers
• May require additional components for certain applications
• Not suitable for high-power audio systems

Working Principles

The TA76431AS(TE6,F,M) is a single chip audio amplifier designed for low voltage applications. It operates on a supply voltage range of 2.7V to 5.5V, making it ideal for portable devices such as smartphones, tablets, and portable media players.

The amplifier utilizes a class AB amplifier configuration to provide efficient power amplification while minimizing power consumption. It features built-in thermal shutdown protection, which prevents the IC from overheating during prolonged use or in case of a short circuit.

The input signal is amplified by the internal amplifier circuitry and delivered to the output pin. The amplifier has a low total harmonic distortion of 0.2%, ensuring high-quality audio reproduction. The frequency response ranges from 20Hz to 20kHz, covering the entire audible spectrum.

Detailed Application Field Plans

The TA76431AS(TE6,F,M) is commonly used in various portable audio devices, including:

1. Smartphones and mobile phones
2. Tablets and portable media players
3. Bluetooth speakers
4. Portable gaming consoles
5. Personal digital assistants (PDAs)

Its compact size, low power consumption, and good audio quality make it suitable for these applications, where space and battery life are crucial factors.

Detailed and Complete Alternative Models

1. LM386 - Low voltage audio power amplifier
2. TDA7052 - Mono audio amplifier with DC volume control
3. MAX9814 - Electret microphone preamplifier with automatic gain control (AGC)
4. TPA3116D2 - Class D audio amplifier with integrated digital-to-analog converter (DAC)
5. STA540 - 4-channel audio amplifier with built-in diagnostics and mute function

These alternative models offer similar functionality and can be used as substitutes for the TA76431AS(TE6,F,M) in various audio amplifier applications.

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