TPA2008D2PWPRG4

Product Overview

Category: Integrated Circuit (IC)

Use: Audio Amplifier

Characteristics: - Mono Class-D audio amplifier - Low power consumption - Small package size - High efficiency - Wide voltage range - Thermal and short-circuit protection

Package: TSSOP (Thin Shrink Small Outline Package)

Essence: The TPA2008D2PWPRG4 is an integrated circuit that serves as a mono Class-D audio amplifier. It is designed to amplify audio signals with low power consumption and high efficiency.

Packaging/Quantity: The TPA2008D2PWPRG4 is typically sold in reels or tubes, containing a specific quantity of ICs per package.

Specifications

• Supply Voltage Range: 2.5V to 5.5V
• Output Power: Up to 1.4W into 8Ω at 5V
• Efficiency: Up to 90%
• Shutdown Current: <1µA
• Total Harmonic Distortion + Noise (THD+N): 0.1% (typical)
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The TPA2008D2PWPRG4 has a total of 20 pins. Here is the detailed pin configuration:

1. SDZ (Shutdown Input)
2. VDD (Positive Power Supply)
3. GND (Ground)
4. INL- (Negative Differential Input)
5. INL+ (Positive Differential Input)
6. BYP (Bypass Capacitor Connection)
7. VREF (Reference Voltage Output)
8. OUTL (Audio Output)
9. PVDD (Power Supply for Power Stage)
10. PGND (Ground for Power Stage)
11. BST (Bootstrap Capacitor Connection)
12. INR+ (Positive Differential Input)
13. INR- (Negative Differential Input)
14. GAIN (Gain Select)
15. VCM (Common Mode Voltage Output)
16. BYN (Bypass Capacitor Connection)
17. OUTR (Audio Output)
18. AGND (Analog Ground)
19. VDDA (Analog Power Supply)
20. SD (Shutdown Output)

Functional Features

• Mono audio amplification
• Class-D amplifier architecture
• Low power consumption in idle mode
• Thermal and short-circuit protection
• Wide voltage range compatibility
• High efficiency for improved battery life
• Gain select option for flexibility in audio amplification

Advantages and Disadvantages

Advantages: - Efficient power usage - Small package size - Thermal and short-circuit protection - Wide voltage range compatibility - High-quality audio amplification

Disadvantages: - Mono output only - Limited output power compared to larger amplifiers

Working Principles

The TPA2008D2PWPRG4 operates on the principle of Class-D amplification. It utilizes pulse-width modulation (PWM) to convert the incoming analog audio signal into a high-frequency digital signal. This digital signal is then amplified using switching transistors, resulting in an amplified audio output.

The Class-D architecture allows for high efficiency and low power consumption, making it suitable for portable devices with limited power resources.

Detailed Application Field Plans

The TPA2008D2PWPRG4 is commonly used in various applications, including but not limited to: - Mobile phones - Portable media players - Tablets - Bluetooth speakers - Gaming devices - Personal audio devices

Detailed and Complete Alternative Models

1. TPA2010D1PWPRG4
2. TPA2012D2PWPRG4
3. TPA2030D1PWPRG4
4. TPA2032D1PWPRG4
5. TPA2050D4PWPRG4

These alternative models offer similar functionality and characteristics to the TPA2008D2PWPRG4, providing options for different power requirements or specific design considerations.

In conclusion, the TPA2008D2PWPRG4 is a mono Class-D audio amplifier IC that offers high efficiency, low power consumption, and thermal protection. It is commonly used in portable electronic devices such as mobile phones, media players, and tablets. While it has limitations in terms of output power and mono output, it provides an efficient solution for audio amplification in compact applications.