TPA6112A2DGQRG4

Overview

Category: Integrated Circuit (IC)

Use: Audio Amplifier

Characteristics: - High-performance stereo headphone amplifier - Low power consumption - Wide supply voltage range - Small package size - Excellent audio quality

Package: DGQ (8-pin MSOP)

Essence: The TPA6112A2DGQRG4 is a high-performance stereo headphone amplifier IC designed for portable audio devices.

Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: 2.5V to 5.5V
• Output Power: Up to 80mW per channel into 16Ω load at 3.3V supply
• Total Harmonic Distortion + Noise (THD+N): 0.1% (typical)
• Shutdown Current: 0.01μA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The TPA6112A2DGQRG4 has the following pin configuration:

```

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| | --| VDD GND|-- 1 --| INL OUTL|-- 2 --| INR OUTR|-- 3 --| SHUTDOWN |-- 4 |___________| ```

1. VDD: Positive supply voltage
2. INL: Left channel input
3. INR: Right channel input
4. SHUTDOWN: Shutdown control input
5. GND: Ground
6. OUTL: Left channel output
7. OUTR: Right channel output

Functional Features

• High-quality audio amplification for stereo headphones
• Low power consumption, ideal for portable devices
• Shutdown mode for power-saving when not in use
• Short-circuit and thermal protection
• Wide supply voltage range allows flexibility in power source selection

Advantages and Disadvantages

Advantages: - Excellent audio quality with low distortion - Compact package size for space-constrained designs - Wide supply voltage range enables compatibility with various power sources - Shutdown mode for power-saving

Disadvantages: - Limited output power compared to larger amplifiers - Requires external components for a complete audio system

Working Principles

The TPA6112A2DGQRG4 is a class-AB stereo headphone amplifier. It amplifies the audio signal received from the input channels (INL and INR) and provides amplified outputs (OUTL and OUTR) to drive stereo headphones. The amplifier operates within a specified supply voltage range and offers excellent audio quality with low distortion.

Detailed Application Field Plans

The TPA6112A2DGQRG4 is commonly used in various portable audio devices, including: - MP3 players - Smartphones - Tablets - Portable gaming consoles - Personal digital assistants (PDAs)

Its compact size, low power consumption, and high audio performance make it an ideal choice for these applications.

Detailed and Complete Alternative Models

• TPA6111A2DGQRG4
• TPA6110A2DGQRG4
• TPA6112A2DGNR

These alternative models offer similar functionality and characteristics, providing options for different design requirements.

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