TPA3255DDV

Product Overview

Category

The TPA3255DDV belongs to the category of audio amplifier integrated circuits.

Use

It is primarily used in audio systems for amplifying audio signals and delivering high-quality sound output.

Characteristics

• High efficiency
• Low distortion
• Wide frequency response range
• Compact size
• Versatile application possibilities

Package

The TPA3255DDV is available in a compact dual-in-line package (DIP) or surface mount package (SMD).

Essence

The essence of the TPA3255DDV lies in its ability to provide efficient and high-quality audio amplification in a compact form factor.

Packaging/Quantity

The TPA3255DDV is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Power Supply Voltage: 10V - 50V
• Output Power: Up to 315W per channel
• Total Harmonic Distortion: <0.01%
• Signal-to-Noise Ratio: >100dB
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TPA3255DDV features a 32-pin package with the following pin configuration:

1. VCC
2. GND
3. IN+
4. IN-
5. BYPASS
6. MUTE
7. SDZ
8. PVCC
9. PVCC
10. PVCC
11. PVCC
12. PVCC
13. PVCC
14. PVCC
15. PVCC
16. PVCC
17. PVCC
18. PVCC
19. PVCC
20. PVCC
21. PVCC
22. PVCC
23. PVCC
24. PVCC
25. PVCC
26. PVCC
27. PVCC
28. PVCC
29. PVCC
30. PVCC
31. PVCC
32. PVCC

Functional Features

• High-efficiency Class D amplifier
• Advanced modulation and feedback techniques for low distortion
• Integrated protection features (over-temperature, over-current, etc.)
• Flexible input options (differential or single-ended)
• Built-in mute and bypass functions
• Support for external control interfaces (I2C, SPI)

Advantages and Disadvantages

Advantages

• High power efficiency leads to reduced heat dissipation
• Low distortion ensures accurate audio reproduction
• Versatile input options allow compatibility with various audio sources
• Integrated protection features enhance reliability and durability
• Compact size enables space-saving designs

Disadvantages

• Requires additional components for a complete audio system setup
• Limited output power compared to some higher-end amplifiers

Working Principles

The TPA3255DDV operates on the principle of Class D amplification, where the audio signal is converted into a pulse-width modulated (PWM) signal. This PWM signal is then amplified using switching transistors, resulting in high-efficiency amplification with minimal power loss.

Detailed Application Field Plans

The TPA3255DDV finds applications in various audio systems, including: - Home theater systems - Professional audio equipment - Automotive audio systems - Portable speakers - Soundbars - Musical instruments amplification

Detailed and Complete Alternative Models

1. TPA3116D2: A lower-power alternative with similar characteristics.
2. TPA3251: A higher-power alternative with enhanced features.
3. TAS5611A: An alternative with integrated digital audio processing capabilities.

These alternative models offer different power levels, features, and package options to cater to diverse application requirements.

In conclusion, the TPA3255DDV is a highly efficient and versatile audio amplifier integrated circuit. With its compact size, low distortion, and advanced features, it finds applications in various audio systems. While it has certain limitations, alternative models are available to suit different power and feature requirements.