TPA6203A1DRBR

Overview

Category: Integrated Circuit (IC)

Use: Audio Amplifier

Characteristics: - Small size - Low power consumption - High efficiency - High output power - Wide supply voltage range

Package: SON (Small Outline No-Lead) Package

Essence: The TPA6203A1DRBR is a high-efficiency Class-AB audio amplifier IC designed for portable devices and battery-powered applications.

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

Specifications

• Operating Voltage Range: 2.5V to 5.5V
• Output Power: Up to 1.25W into 8Ω at 5V
• Efficiency: Up to 90%
• Total Harmonic Distortion (THD): Less than 0.1% at 1kHz, 1.2W into 8Ω
• Shutdown Current: Less than 1µA
• Input Impedance: 32kΩ
• Shutdown Pin Threshold Voltage: 1.4V

Pin Configuration

The TPA6203A1DRBR has the following pin configuration:

```

---

| | --| VDD | --| GND | --| SD | --| IN+ | --| IN- | --| OUT | |___________| ```

• VDD: Positive power supply
• GND: Ground reference
• SD: Shutdown control input
• IN+: Non-inverting input
• IN-: Inverting input
• OUT: Amplified audio output

Functional Features

• Low quiescent current consumption
• Thermal and short-circuit protection
• Pop and click reduction circuitry
• Shutdown mode for power saving
• Excellent PSRR (Power Supply Rejection Ratio)
• Wide bandwidth for high-quality audio reproduction

Advantages

• Small form factor allows for space-saving designs
• Low power consumption prolongs battery life in portable devices
• High efficiency reduces heat dissipation
• High output power provides ample volume for audio applications
• Wide supply voltage range enables compatibility with various power sources

Disadvantages

• Limited output power compared to larger audio amplifiers
• May require additional external components for optimal performance
• Not suitable for high-power audio applications

Working Principles

The TPA6203A1DRBR operates as a Class-AB audio amplifier. It amplifies the input audio signal received at the IN+ and IN- pins and delivers an amplified output signal through the OUT pin. The shutdown control input (SD) allows the amplifier to enter a low-power standby mode when not in use, reducing power consumption.

Application Field Plans

The TPA6203A1DRBR is commonly used in the following applications:

1. Portable audio devices such as MP3 players, smartphones, and tablets
2. Bluetooth speakers and wireless headphones
3. Gaming consoles and handheld gaming devices
4. Personal computers and laptops
5. Automotive audio systems
6. Home theater systems
7. Industrial and medical equipment requiring audio amplification

Alternative Models

1. TPA6211A1DGNR
2. TPA6211A2DGNR
3. TPA6211A4DGNR
4. TPA6211A1DRBR
5. TPA6211A2DRBR
6. TPA6211A4DRBR
7. TPA6211A1YZPR
8. TPA6211A2YZPR
9. TPA6211A4YZPR

These alternative models offer similar functionality and characteristics to the TPA6203A1DRBR, providing flexibility in design choices.

In conclusion, the TPA6203A1DRBR is a compact and efficient audio amplifier IC suitable for various portable and battery-powered applications. Its small size, low power consumption, and high output power make it an ideal choice for audio amplification needs. However, its limited output power and need for additional external components should be considered when selecting this IC for specific applications.