AMP Channel Amplifier REVIEWTPA3255

( Brand: Amp ), ( Manufacturer Part Number: TPA3255 ), ( Part Type: Amplifier ), ( Rms Power: 80w )

Review AMP Channel Class

TPA3255 Dual-Channel Class-D Audio Power Amplifier Module

The TPA3255 Dual-Channel Class-D Audio Power Amplifier Module is a high-performance, compact, and versatile solution for audio amplification applications. This module, developed by Texas Instruments, is renowned for its exceptional efficiency and low output noise, making it an ideal choice for a wide range of projects, from professional audio systems to portable consumer electronics.

The TPA3255 is a monolithic, fully integrated class-D audio power amplifier that delivers a maximum power output of 2 x 15W (8 ) or 2 x 30W (4 ) per channel. It operates with a switching frequency of 1.5MHz, ensuring minimal interference and a compact design. The amplifier's high-speed, digital PWM control allows for precise and dynamic audio reproduction, while its low quiescent current (

One of the standout features of the TPA3255 is its integrated Class-D output stage, which includes a high-speed, high-current N-channel power MOSFET and a low-Rds(on) P-channel power MOSFET. This design ensures minimal distortion and superior audio quality, even at high volume levels. Additionally, the module features an integrated current sensing circuit, making it easy to monitor the output current and maintain power regulation.

The TPA3255 also includes a built-in Bluetooth receiver, allowing for wireless audio streaming directly to the amplifier. This feature can be particularly useful in applications like portable speakers and headphones. The module supports Bluetooth Version 4.2 and is compatible with A2DP, AVRCP, and HFP profiles.

In terms of protection features, the TPA3255 includes thermal protection, short-circuit protection, and over-current protection, ensuring reliable operation even in challenging environments. The module is also RoHS compliant, making it environmentally friendly.

In conclusion, the TPA3255 Dual-Channel Class-D Audio Power Amplifier Module offers a powerful, versatile, and feature-rich solution for audio amplification applications. Its high efficiency, low noise, and integrated Bluetooth receiver make it an excellent choice for a wide range of projects, from professional audio systems to consumer electronics. With its robust protection features and compact design, this module is sure to meet the demands of even the most demanding audio applications.

The TPA3255 Dual Channel Class-D Amplifier is a popular choice for audio amplification due to its high efficiency, low distortion, and compact size. Here are some pros and cons to consider:

1. High Efficiency: The TPA3255 has an efficiency of up to 93%, which means it can deliver more power and less heat compared to traditional linear amplifiers.

2. Low Distortion: The Class-D topology used in the TPA3255 results in very low total harmonic distortion (THD), ensuring clear and detailed audio reproduction.

3. Compact Size: The TPA3255 is a small-form-factor amplifier, making it ideal for space-constrained applications.

4. Integrated Protection: The TPA3255 includes over-current, over-voltage, and thermal protection, ensuring safe operation and prolonging the lifespan of the amplifier.

5. High Power Output: With a maximum output power of 50W per channel, the TPA3255 is capable of driving a wide range of speakers.

1. High-End Price: The TPA3255 is a premium amplifier, and its price reflects this. Budget-conscious users may want to consider less expensive alternatives.

2. Limited Frequency Response: Although the TPA3255 has a good frequency response, it may not be suitable for applications requiring extremely low or high frequencies.

3. Requires External Components: The TPA3255 requires external components such as capacitors, inductors, and a power supply to function properly. This can add to the overall cost and complexity of the project.

4. Limited Input Options: The TPA3255 has a single-ended input, which may not be suitable for some applications that require a balanced input or high-impedance inputs.

In conclusion, the TPA3255 Dual Channel Class-D Amplifier is a high-performance, high-efficiency solution for audio amplification. Its low distortion, compact size, and integrated protection make it an attractive option for a wide range of applications. However, its high-end price, limited frequency response, need for external components, and limited input options should be carefully considered before making a purchase.

If you're looking for a high-quality, efficient amplifier for a space-constrained application with clear audio reproduction, the TPA3255 could be a good choice. However, if you're on a tight budget or require a more specialized amplifier, you may want to consider alternative options.

Details:

Had built this to tinker with some DPs 2 way-ING, works well, sounds good. No buzzes, noises. I usually run 38-40v so too keep modules sink cool, get quite warm if full tilt. 480W sumps supply, adjustable 30-50V though billed as a 48V supply with 10Amps.

Little bit of power on/off pop. 4 Channel using TPA3255 modules.

part #: tpa3255 prices

• $79.99-$199.99

specifications caramplifieca:

• brand: Amp
• mpn: Tpa3255
• part type: Amplifier
• rms power: 80w

returns carAmplifieca:

• policy: No Returns

general carAmplifieca:

• Vehicle Electronics GPS > Car Audio > Car Amplifiers
• condition: Used

shipping carAmplifieca:

• class: Expedited
• cost: $33.60
• type: Calculated
• service: USPS Priority Mail
• transit: 5-11 Days
• carrier: USPS

offer carAmplifieca:

• started: September 5, 2025
• availability: In Stock
• quantity: 1
• options: Ship-to-home
• sold: 0

seller carAmplifieca:

• # reviews: 1025
• city: Sunbury, Ohio
• rating: 100.0%

payments carAmplifieca:

• credit card: Diners-club
• other
• wallet: Apple-pay

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