TPA6205A1ZQVR

Overview

Category: Integrated Circuit (IC)

Use: Audio Amplifier

Characteristics: - Small form factor - Low power consumption - High efficiency - Wide voltage range - Thermal and short-circuit protection

Package: 20-pin WQFN package

Essence: The TPA6205A1ZQVR is a high-performance audio amplifier IC designed for portable electronic devices.

Packaging/Quantity: Available in reels of 2500 units

Specifications

• Operating Voltage Range: 2.5V to 5.5V
• Output Power: Up to 1.25W per channel
• Total Harmonic Distortion (THD): <0.1%
• Signal-to-Noise Ratio (SNR): >90dB
• Shutdown Current: <1µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The TPA6205A1ZQVR has a 20-pin WQFN package with the following pin configuration:

1. IN1-
2. IN1+
3. GND
4. BYP
5. VDD
6. OUT1
7. OUT1-
8. OUT2
9. OUT2-
10. GND
11. IN2-
12. IN2+
13. SHUTDOWN
14. GND
15. NC
16. NC
17. NC
18. NC
19. NC
20. NC

Functional Features

• Dual-channel audio amplification
• Differential input configuration
• Shutdown mode for power saving
• Short-circuit and thermal protection
• Internal gain setting resistors

Advantages

• Compact size suitable for portable devices
• Low power consumption extends battery life
• High efficiency reduces heat dissipation
• Wide voltage range allows flexibility in power supply
• Protection features enhance reliability

Disadvantages

• Limited output power compared to higher wattage amplifiers
• Not suitable for high-fidelity audio applications

Working Principles

The TPA6205A1ZQVR is a class-AB audio amplifier that operates by amplifying the input audio signal and driving it through the output channels. It utilizes differential input configuration to minimize noise and distortion. The internal gain setting resistors allow for easy adjustment of the amplification level.

When not in use, the amplifier can be put into shutdown mode to reduce power consumption. It also incorporates protection mechanisms such as short-circuit and thermal protection to prevent damage to the IC and connected components.

Application Field Plans

The TPA6205A1ZQVR is commonly used in various portable electronic devices requiring audio amplification, including:

• Smartphones and tablets
• Portable media players
• Bluetooth speakers
• Gaming consoles
• Wearable devices

Alternative Models

• TPA6211A1YZGR
• TPA6211A2YZGR
• TPA6211A3YZGR
• TPA6211A4YZGR
• TPA6211A5YZGR

These alternative models offer similar functionality and performance characteristics to the TPA6205A1ZQVR, providing options for different design requirements.

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