TPA2000D2PWP

Overview

Category: Audio Amplifier
Use: Amplifying audio signals
Characteristics: High efficiency, low distortion, small package size
Package: PWP (PowerPAD™ Thermally Enhanced HTSSOP)
Essence: Class-D audio amplifier
Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Operating Voltage Range: 2.5V to 5.5V
• Output Power: Up to 2W into 4Ω at 5V
• Efficiency: Greater than 90%
• Total Harmonic Distortion + Noise (THD+N): Less than 0.1%
• Shutdown Current: Less than 1µA
• Package Dimensions: 5mm x 6.4mm x 1.2mm

Pin Configuration

The TPA2000D2PWP has a total of 20 pins. The pin configuration is as follows:

1. SD (Shutdown)
2. GND (Ground)
3. INL- (Negative Input Left Channel)
4. INL+ (Positive Input Left Channel)
5. VDD (Power Supply)
6. BYP (Bypass Capacitor)
7. OUTL (Left Channel Output)
8. PVDD (Power Supply)
9. PGND (Ground)
10. INR- (Negative Input Right Channel)
11. INR+ (Positive Input Right Channel)
12. SHUTDOWN (Shutdown)
13. MODE (Mode Selection)
14. BTL (Bridge-Tied Load)
15. OUTR (Right Channel Output)
16. AGND (Analog Ground)
17. BST (Bootstrap Capacitor)
18. VDD (Power Supply)
19. VDD (Power Supply)
20. GND (Ground)

Functional Features

• Class-D amplifier architecture for high efficiency and low power consumption
• Integrated shutdown mode for power saving when not in use
• BTL mode for driving speakers with a bridge-tied load configuration
• Built-in protection features such as thermal shutdown and overcurrent protection

Advantages and Disadvantages

Advantages: - High efficiency results in less power dissipation and longer battery life - Small package size allows for space-saving designs - Low distortion provides high-quality audio output - Shutdown mode reduces power consumption during idle periods

Disadvantages: - Limited output power compared to larger amplifiers - Requires external components for proper operation - Sensitive to noise interference due to high-frequency switching

Working Principles

The TPA2000D2PWP is a Class-D audio amplifier that utilizes pulse-width modulation (PWM) techniques to amplify audio signals. It operates by rapidly switching the input signal on and off, creating a series of pulses that approximate the original waveform. These pulses are then filtered and amplified to drive the connected speakers.

Detailed Application Field Plans

The TPA2000D2PWP is commonly used in portable electronic devices such as smartphones, tablets, and portable media players. Its small package size and high efficiency make it ideal for applications where space and power consumption are critical factors. Additionally, its low distortion characteristics ensure high-quality audio reproduction.

Detailed and Complete Alternative Models

1. TPA2001D2PWP: Similar to TPA2000D2PWP but with higher output power capability.
2. TPA2003D2PWP: A dual-channel version of the TPA2000D2PWP with additional features.
3. TPA2004D1PWP: Single-channel audio amplifier with similar characteristics to TPA2000D2PWP.

These alternative models offer similar functionality and characteristics, providing options for different power requirements or channel configurations.

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