NJM2255M# - English Editing Encyclopedia Entry

Product Overview

Category

NJM2255M# belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for signal amplification and processing.

Characteristics

• NJM2255M# is a high-performance integrated circuit designed for audio applications.
• It offers low distortion and noise, making it suitable for high-fidelity audio systems.
• The IC operates on a wide voltage range, ensuring compatibility with various power supplies.

Package

NJM2255M# is available in a compact dual-inline package (DIP) or surface-mount technology (SMT) package.

Essence

The essence of NJM2255M# lies in its ability to provide reliable and high-quality audio amplification.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a specific quantity per package. Please refer to the manufacturer's specifications for detailed packaging information.

Specifications

• Supply Voltage: 5V - 15V
• Output Power: 2W
• Total Harmonic Distortion: <0.1%
• Signal-to-Noise Ratio: >90dB
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The NJM2255M# IC has a total of 8 pins, which are configured as follows:

1. VCC - Power supply input
2. GND - Ground reference
3. IN+ - Non-inverting input
4. IN- - Inverting input
5. OUT - Amplified output
6. NC - No connection
7. NC - No connection
8. MUTE - Mute control input

Functional Features

• High gain and low noise characteristics ensure accurate signal amplification.
• Built-in protection circuitry safeguards against overvoltage, overcurrent, and thermal issues.
• Mute control feature allows for convenient audio muting when required.

Advantages and Disadvantages

Advantages

• High-quality audio amplification with low distortion and noise.
• Wide operating voltage range for compatibility with various power supplies.
• Compact package size for easy integration into electronic devices.

Disadvantages

• Limited output power compared to higher wattage audio amplifiers.
• May require additional external components for specific applications.

Working Principles

NJM2255M# operates based on the principles of operational amplifiers. It amplifies the input audio signal using a combination of voltage gain and current gain stages. The amplified signal is then delivered to the output pin while maintaining low distortion and noise levels.

Detailed Application Field Plans

NJM2255M# finds applications in various audio-related fields, including: 1. Home audio systems 2. Car audio systems 3. Portable audio devices 4. Musical instruments 5. Public address systems

Detailed and Complete Alternative Models

For alternative models with similar functionality, consider the following options: 1. NJM2266M# 2. LM386 3. TDA7052

These alternatives offer comparable performance and can be suitable replacements for NJM2255M# depending on specific requirements.

In conclusion, NJM2255M# is a high-performance audio amplifier IC that provides reliable and high-quality audio amplification. Its compact size, low distortion, and wide operating voltage range make it suitable for various audio applications. However, it has limited output power compared to higher wattage amplifiers. When considering alternatives, NJM2266M#, LM386, and TDA7052 are viable options.