TPA0222PWPG4

Product Overview

Category: Integrated Circuit (IC)

Use: Audio Amplifier

Characteristics: - Small form factor - Low power consumption - High efficiency - Wide operating voltage range

Package: TSSOP-16

Essence: The TPA0222PWPG4 is a compact audio amplifier IC designed for low-power applications. It provides high-quality audio amplification with minimal power consumption.

Packaging/Quantity: The TPA0222PWPG4 is typically sold in reels containing 2500 units.

Specifications

• Supply Voltage Range: 2.5V to 5.5V
• Output Power: Up to 1.2W
• Total Harmonic Distortion + Noise (THD+N): < 0.1%
• Efficiency: > 85%
• Shutdown Current: < 1µA
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The TPA0222PWPG4 has a total of 16 pins, which are assigned specific functions as follows:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | INL | Left Channel Input | | 2 | GND | Ground | | 3 | INR | Right Channel Input | | 4 | SHUTDOWN | Shutdown Control Input | | 5 | VDD | Positive Power Supply | | 6 | PVDD | Power Supply for the Output Stage | | 7 | OUTR | Right Channel Output | | 8 | NC | No Connection | | 9 | NC | No Connection | | 10 | NC | No Connection | | 11 | NC | No Connection | | 12 | NC | No Connection | | 13 | NC | No Connection | | 14 | OUTL | Left Channel Output | | 15 | GND | Ground | | 16 | VDD | Positive Power Supply |

Functional Features

• Low power consumption allows for extended battery life in portable devices.
• High efficiency ensures minimal power wastage during audio amplification.
• Wide operating voltage range enables compatibility with various power sources.
• Shutdown control input allows for power-saving mode when the amplifier is not in use.

Advantages and Disadvantages

Advantages: - Compact size makes it suitable for space-constrained applications. - Low power consumption extends battery life. - High efficiency reduces power wastage. - Wide operating voltage range provides flexibility in power supply options.

Disadvantages: - Limited output power compared to higher wattage amplifiers. - May require additional components for certain applications.

Working Principles

The TPA0222PWPG4 operates as a class-D audio amplifier. It utilizes pulse-width modulation (PWM) techniques to convert the audio signal into a high-frequency square wave. This square wave is then filtered and amplified to produce the desired audio output.

Detailed Application Field Plans

The TPA0222PWPG4 is commonly used in the following applications:

1. Portable Audio Devices: The compact size and low power consumption make it ideal for use in smartphones, tablets, and portable media players.
2. Bluetooth Speakers: The TPA0222PWPG4 can be integrated into Bluetooth speakers to provide efficient audio amplification.
3. Gaming Consoles: It can be used in handheld gaming consoles to enhance the audio experience.
4. Wearable Devices: The small form factor and low power consumption make it suitable for integration into smartwatches and fitness trackers.

Detailed and Complete Alternative Models

1. TPA0212PWPG4: Similar to the TPA0222PWPG4, but with a higher output power of up to 2W.
2. TPA0232PWPG4: A dual-channel version of the TPA0222PWPG4, providing audio amplification for both left and right channels.
3. TPA0242PWPG4: This model offers higher output power (up to 4W) while maintaining similar characteristics to the TPA0222PWPG4.

These alternative models provide options with varying output power levels to suit different application requirements.

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