TDA8946AJ/N2,112

Product Overview

Category

The TDA8946AJ/N2,112 belongs to the category of integrated circuits (ICs) specifically designed for audio amplification.

Use

This product is primarily used in audio systems to amplify low-power audio signals and drive speakers with higher power output.

Characteristics

• Integrated audio amplifier IC
• High power output capability
• Low distortion and noise levels
• Wide frequency response range
• Compact package design for space-saving applications

Package

The TDA8946AJ/N2,112 is available in a compact and industry-standard package, such as a 15-pin DIL (Dual In-Line) package or a surface-mount package.

Essence

The essence of the TDA8946AJ/N2,112 lies in its ability to provide high-quality audio amplification with minimal distortion and noise, making it suitable for various audio applications.

Packaging/Quantity

The TDA8946AJ/N2,112 is typically packaged in reels or tubes, containing a specific quantity of ICs per package. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

• Supply voltage: 8V - 18V
• Output power: Up to 2 x 7W (at 10% THD, 4Ω load)
• Total harmonic distortion (THD): <0.5%
• Signal-to-noise ratio (SNR): >80dB
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The TDA8946AJ/N2,112 features a 15-pin configuration, with each pin serving a specific function. The following table provides a detailed pin description:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VCC | Power supply voltage input | | 2 | GND | Ground reference | | 3 | IN1L | Audio input for left channel | | 4 | IN1R | Audio input for right channel | | 5 | MUTE | Mute control input | | 6 | ST-BY | Standby control input | | 7 | MODE | Mode selection input | | 8 | OUT1L | Amplified audio output for left channel | | 9 | OUT1R | Amplified audio output for right channel | | 10 | VCCP | Positive power supply voltage input | | 11 | OUT2L | Additional amplified audio output for left channel | | 12 | OUT2R | Additional amplified audio output for right channel | | 13 | GND | Ground reference | | 14 | PVCC | Power supply voltage input for internal circuitry | | 15 | VREF | Reference voltage input |

Functional Features

• Dual-channel audio amplification
• Built-in mute and standby control functions
• Flexible mode selection options
• Short-circuit and thermal protection mechanisms
• Low external component count for simplified circuit design

Advantages and Disadvantages

Advantages

• High-quality audio amplification with low distortion and noise levels
• Compact package design suitable for space-constrained applications
• Wide operating temperature range for versatile usage scenarios
• Integrated protection features enhance reliability and durability

Disadvantages

• Limited output power compared to higher wattage amplifiers
• Requires additional external components for a complete audio system implementation

Working Principles

The TDA8946AJ/N2,112 operates on the principle of amplifying low-power audio signals using a combination of internal circuitry and external components. It utilizes a class D amplifier architecture to achieve high efficiency and minimize power dissipation.

Detailed Application Field Plans

The TDA8946AJ/N2,112 finds applications in various audio systems, including but not limited to: - Home theater systems - Multimedia speakers - Portable audio devices - Automotive audio systems - Professional audio equipment

Detailed and Complete Alternative Models

• TDA8944AJ/N1,112
• TDA8950J/N1,118
• TDA7297SA/N1,112
• TDA7269A/N1,112
• TDA7498E/N1,118

These alternative models offer similar functionality and can be considered as alternatives to the TDA8946AJ/N2,112 based on specific requirements and design considerations.

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