TAS2505IRGER

Product Overview

Category: Integrated Circuits (ICs)

Use: The TAS2505IRGER is an audio amplifier IC designed for use in portable electronic devices such as smartphones, tablets, and portable media players. It provides high-quality audio amplification for improved sound performance in these devices.

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

Package: The TAS2505IRGER comes in a compact QFN package, which allows for easy integration into small electronic devices. The package dimensions are 3mm x 3mm.

Essence: This audio amplifier IC enhances the audio output of portable electronic devices, delivering clear and powerful sound quality.

Packaging/Quantity: The TAS2505IRGER is typically sold in reels containing 3000 units per reel.

Specifications

• Supply Voltage Range: 2.5V to 5.5V
• Output Power: Up to 1.4W
• Total Harmonic Distortion + Noise (THD+N): <0.1%
• Signal-to-Noise Ratio (SNR): >90dB
• Operating Temperature Range: -40°C to 85°C

Pin Configuration

The TAS2505IRGER has a total of 20 pins. Here is the detailed pin configuration:

1. VDD: Power supply input
2. GND: Ground
3. SDZ: Shutdown control input
4. SDA: I2C data input
5. SCL: I2C clock input
6. AGND: Analog ground
7. OUTL: Left channel audio output
8. OUTR: Right channel audio output
9. BTL: Bridge-tied load output
10. BST: Boost converter output
11. PVDD: Power supply input for boost converter
12. VBAT: Battery voltage input
13. VSENSE: Voltage sense input
14. VREF: Reference voltage output
15. AVDD: Analog power supply input
16. NC: No connection
17. NC: No connection
18. NC: No connection
19. NC: No connection
20. NC: No connection

Functional Features

• Integrated boost converter for efficient power management
• I2C control interface for easy configuration and control
• Class-D amplifier architecture for high efficiency
• Built-in protection features such as over-temperature and short-circuit protection
• Low quiescent current for extended battery life

Advantages and Disadvantages

Advantages: - Compact size allows for easy integration into portable devices - High-quality audio amplification improves sound performance - Wide operating voltage range enables compatibility with various power sources - Integrated protection features ensure device safety - Low power consumption extends battery life

Disadvantages: - Limited output power compared to larger audio amplifiers - May require additional external components for optimal performance in certain applications

Working Principles

The TAS2505IRGER operates on the principle of class-D amplification. It converts the incoming analog audio signal into a pulse-width modulated (PWM) signal, which is then amplified by the power stage. The PWM signal controls the switching of the power transistors, allowing for efficient amplification of the audio signal.

Detailed Application Field Plans

The TAS2505IRGER is widely used in various portable electronic devices that require audio amplification. Some common application fields include:

1. Smartphones: Enhancing the audio output quality for multimedia playback and phone calls.
2. Tablets: Improving the sound performance during video playback and gaming.
3. Portable Media Players: Providing high-quality audio output for music playback.
4. Bluetooth Speakers: Amplifying the audio signal for wireless speakers.

Detailed and Complete Alternative Models

1. TAS2505IRGER's alternative model 1: TAS2552IRGER

   • Similar specifications and features as TAS2505IRGER
   • Different pin configuration and package size

2. TAS2505IRGER's alternative model 2: TAS2562IRGER

   • Higher output power and improved signal-to-noise ratio compared to TAS2505IRGER
   • Similar pin configuration and package size

These alternative models offer similar functionality and can be considered as alternatives to the TAS2505IRGER based on specific requirements and design considerations.

In conclusion, the TAS2505IRGER is a compact audio amplifier IC designed for portable electronic devices. It provides high-quality audio amplification, low power consumption, and integrated protection features. Its wide range of applications and availability of alternative models make it a versatile choice for various audio amplification needs.