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NJM2122M

Name: NJM2122M
Rating: 4.7 (12 reviews)

IC OPAMP GP 2 CIRCUIT 8DMP

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仕様

Part Status	Active
Amplifier Type	Standard (General Purpose)
Number of Circuits	2
Slew Rate	2.4V/µs
Gain Bandwidth Product	12 MHz
Current - Input Bias	3.6 µA
Voltage - Input Offset	1 mV
Current - Supply	7mA
Voltage - Supply Span (Min)	4 V
Voltage - Supply Span (Max)	20 V
Operating Temperature	-20°C ~ 75°C
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.197", 5.00mm Width)
Supplier Device Package	8-DMP
Base Product Number	NJM2122

概要

Description

NJM2122M is an integrated circuit designed for use in audio applications, specifically as a low-noise, high-performance operational amplifier. It features a wide bandwidth, low total harmonic distortion (THD), and low noise characteristics, making it suitable for high-fidelity audio systems. The NJM2122M operates on a dual power supply, typically ranging from ±2V to ±15V, which enhances its versatility in various circuit configurations.
Key features include a high slew rate, which allows for rapid signal changes, and a low input offset voltage, ensuring accurate signal amplification. It is commonly used in audio processing, mixing consoles, and other audio-related applications where sound quality is critical.
The package is designed for ease of integration into existing circuits, with options for both DIP and surface mount configurations. Overall, the NJM2122M is an excellent choice for designers seeking reliable and high-quality audio performance in their electronic designs.

Features

The NJM2122M is a high-performance audio amplifier designed for various applications. Key features include:
1. Dual Channel Output: Supports stereo audio applications with two independent channels.
2. Low Noise: Offers low distortion and noise levels, ensuring high-quality sound reproduction.
3. Wide Frequency Response: Typically ranges from 20 Hz to 20 kHz, suitable for full-range audio playback.
4. High Output Power: Capable of delivering significant power output, making it suitable for driving speakers directly.
5. Low Current Consumption: Designed for efficiency, minimizing power consumption in portable applications.
6. Built-in Protection: Includes thermal shutdown and short-circuit protection features to ensure reliability.
7. Compact Package: Available in a small surface-mount package, facilitating easy integration into various designs.
These features make the NJM2122M a popular choice for audio amplification in consumer electronics, automotive systems, and portable devices.

Package

The NJM2122M is packaged in a 5-pin Mini DIP (Dual In-line Package) configuration. This compact package is designed for ease of integration in electronic circuits while providing efficient thermal performance.

Pinout

The NJM2122M is a dual operational amplifier (op-amp) with a pin count of 8. It features two independent, high-gain, frequency-compensated op-amps in a single package.
Pin Functions:
1. Pin 1 (Offset Null): Used for offset voltage adjustment.
2. Pin 2 (Inverting Input A): Input for the first op-amp.
3. Pin 3 (Non-Inverting Input A): Input for the first op-amp.
4. Pin 4 (V- or Ground): Negative power supply or ground connection.
5. Pin 5 (Non-Inverting Input B): Input for the second op-amp.
6. Pin 6 (Inverting Input B): Input for the second op-amp.
7. Pin 7 (Output B): Output for the second op-amp.
8. Pin 8 (Output A): Output for the first op-amp.
The NJM2122M is commonly used in signal processing applications, providing versatility and stability for amplification tasks.

Manufacturer

The NJM2122M is manufactured by New Japan Radio Co., Ltd. (NJR), a Japanese company. NJR specializes in the design and production of semiconductor devices, particularly in the fields of audio, RF, and power electronics. The company is known for providing high-quality integrated circuits (ICs) and other electronic components used in a variety of applications, including consumer electronics, automotive, and industrial systems. NJR aims to innovate in the semiconductor industry by focusing on technological advancements and high-performance products.

Application

The NJM2122M is a dual operational amplifier commonly used in audio applications, signal conditioning, and active filters. It serves in instrumentation, low-noise amplifiers, and preamplifier circuits. Its low distortion and high slew rate make it suitable for professional audio equipment, mixing consoles, and electronic musical instruments. Additionally, it can be utilized in feedback and control systems in various electronic devices.

Equivalent

Equivalent products to the NJM2122M chip include the LM833, NE5532, and TDA2030. These operational amplifiers and audio amplifiers share similar characteristics, such as low noise and high performance in audio applications. Always verify specific requirements like voltage, current, and application to ensure compatibility.