TPA6202A1ZQVR

Overview

Category: Integrated Circuit (IC)

Use: Audio Amplifier

Characteristics: - High efficiency - Low quiescent current - Small package size - Wide supply voltage range

Package: SOT-23-6

Essence: The TPA6202A1ZQVR is a high-efficiency Class-AB audio amplifier designed for portable devices.

Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Operating Voltage Range: 2.5V to 5.5V
• Output Power: Up to 1.4W into 8Ω at 5V
• Efficiency: Up to 90%
• Quiescent Current: 1.7mA (typical)
• Shutdown Current: 0.1μA (typical)
• Total Harmonic Distortion + Noise (THD+N): 0.1% (typical)
• SNR (Signal-to-Noise Ratio): 100dB (typical)
• Input Impedance: 32kΩ (typical)
• Shutdown Pin Threshold Voltage: 0.4V (typical)

Pin Configuration

The TPA6202A1ZQVR has the following pin configuration:

____ EN |1 6| OUT GND |2 5| IN- VCC |3 4| IN+ ----

Functional Features

• High Efficiency: The TPA6202A1ZQVR utilizes a Class-AB amplifier architecture, providing high efficiency and minimizing power consumption.
• Low Quiescent Current: With a low quiescent current of only 1.7mA, the amplifier is suitable for battery-powered applications, extending battery life.
• Small Package Size: The SOT-23-6 package allows for compact designs and space-saving integration into portable devices.
• Wide Supply Voltage Range: The amplifier can operate from a supply voltage as low as 2.5V, making it compatible with various power sources.

Advantages

• High efficiency results in less power dissipation and longer battery life.
• Low quiescent current minimizes power consumption during idle periods.
• Small package size enables integration into space-constrained designs.
• Wide supply voltage range provides flexibility in power source selection.

Disadvantages

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

Working Principles

The TPA6202A1ZQVR operates as a Class-AB audio amplifier. It amplifies the input audio signal and drives the connected speaker or headphones. The amplifier utilizes a bridge-tied load (BTL) configuration, which allows for efficient power delivery to the load while minimizing power losses.

When an audio signal is applied to the input pins (IN+ and IN-), the amplifier amplifies the signal and outputs it through the OUT pin. The EN (Enable) pin controls the amplifier's operation, allowing for power-saving shutdown mode when not in use.

Application Field Plans

The TPA6202A1ZQVR is commonly used in various portable audio applications, including:

1. Mobile phones
2. Portable media players
3. Bluetooth speakers
4. Headphones and earphones
5. Gaming consoles
6. Personal digital assistants (PDAs)

Alternative Models

Here are some alternative models that offer similar functionality:

1. LM4863: Dual 2.2W Audio Amplifier
2. MAX98357A: Mono 3.2W Class D Amplifier
3. TPA3110D2: Stereo 15W Class D Amplifier
4. NJM2073D: Single 1.5W Audio Power Amplifier

These alternative models can be considered based on specific requirements and design constraints.

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