NJM2584D# - English Editing Encyclopedia Entry

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Amplifier
• Characteristics: Low Noise, High Performance
• Package: DIP-8 (Dual In-line Package with 8 pins)
• Essence: NJM2584D# is a high-quality audio amplifier IC designed for various audio applications.
• Packaging/Quantity: Available in reels of 2,500 pieces.

Specifications

• Operating Voltage: 4.5V to 15V
• Output Power: 1W (at 8Ω load, Vcc = 9V)
• Total Harmonic Distortion: 0.1% (at 1kHz, Vcc = 9V, RL = 8Ω)
• Input Resistance: 100kΩ
• Gain: 40dB (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The NJM2584D# IC has the following pin configuration:

| Pin No. | Name | Description | |---------|------|-------------| | 1 | IN+ | Non-inverting Input | | 2 | IN- | Inverting Input | | 3 | GND | Ground | | 4 | Vcc | Positive Power Supply | | 5 | OUT | Output | | 6 | NC | No Connection | | 7 | NC | No Connection | | 8 | NC | No Connection |

Functional Features

• Low noise and distortion for high-quality audio reproduction.
• Wide operating voltage range allows flexibility in various applications.
• Simple and compact design for easy integration into audio systems.
• Stable performance even in extreme temperature conditions.
• High gain ensures efficient amplification of audio signals.

Advantages and Disadvantages

Advantages: - Low noise and distortion result in excellent audio quality. - Wide operating voltage range provides versatility. - Compact package allows for easy integration into different systems. - Stable performance in extreme temperatures ensures reliability.

Disadvantages: - Limited output power may not be suitable for high-power audio applications. - Lack of pin functionality limits customization options.

Working Principles

The NJM2584D# is a class AB audio amplifier that operates by amplifying the input audio signal. It utilizes a combination of transistors and resistors to amplify the signal while minimizing noise and distortion. The IC's internal circuitry ensures stable operation and protection against overloads and short circuits.

Detailed Application Field Plans

The NJM2584D# is commonly used in various audio applications, including: 1. Portable audio devices such as MP3 players and smartphones. 2. Home audio systems and mini Hi-Fi systems. 3. Car audio systems and amplifiers. 4. Audio equipment for musical instruments. 5. Public address (PA) systems and sound reinforcement systems.

Detailed and Complete Alternative Models

1. LM386 - Low Voltage Audio Power Amplifier
2. TDA7265 - Dual Bridge Audio Amplifier
3. MAX9744 - 20W Stereo Class D Audio Power Amplifier
4. TPA3116D2 - 50W Stereo Class D Audio Amplifier

These alternative models offer similar functionality and can be considered as alternatives to the NJM2584D# depending on specific requirements and application needs.

In conclusion, the NJM2584D# is a high-quality audio amplifier IC with low noise and distortion characteristics. Its compact design, wide operating voltage range, and stable performance make it suitable for various audio applications. However, its limited output power and lack of pin functionality should be considered when selecting the appropriate amplifier for specific requirements.