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NJM2267M
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NJM2267M

Product Overview

Category

NJM2267M belongs to the category of integrated circuits (ICs).

Use

The NJM2267M IC is primarily used for audio amplification purposes.

Characteristics

  • The NJM2267M is a low-power, high-performance audio amplifier.
  • It operates on a single power supply voltage.
  • This IC offers excellent sound quality and low distortion.
  • It has a compact size and is easy to integrate into various audio devices.

Package

The NJM2267M is available in a small outline package (SOP) with a specified pin configuration.

Essence

The essence of NJM2267M lies in its ability to amplify audio signals efficiently while maintaining high sound quality.

Packaging/Quantity

The NJM2267M is typically packaged in reels or tubes, containing a specific quantity of ICs per package.

Specifications

The following are the specifications of NJM2267M:

  • Power Supply Voltage: 2.5V - 5.5V
  • Output Power: 1W (at 5V, 8Ω)
  • Total Harmonic Distortion: 0.1% (at 1kHz, 0.5W, 8Ω)
  • Input Impedance: 15kΩ
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The NJM2267M IC has the following pin configuration:

  1. VCC: Power supply voltage input
  2. GND: Ground reference
  3. IN+: Positive audio signal input
  4. IN-: Negative audio signal input
  5. OUT: Amplified audio signal output

Functional Features

The NJM2267M offers the following functional features:

  • Low power consumption
  • High signal-to-noise ratio
  • Built-in thermal shutdown protection
  • Short-circuit protection

Advantages and Disadvantages

Advantages

  • High-quality audio amplification
  • Low distortion
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited output power compared to higher wattage amplifiers
  • Requires an external power supply

Working Principles

The NJM2267M operates as a class AB audio amplifier. It amplifies the input audio signal using a combination of transistors and feedback circuits, resulting in an amplified output signal with minimal distortion.

Detailed Application Field Plans

The NJM2267M is suitable for various audio applications, including:

  1. Portable audio devices
  2. Headphone amplifiers
  3. Multimedia speakers
  4. Automotive audio systems
  5. Home theater systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to NJM2267M are:

  1. LM386
  2. TDA7052
  3. MAX9744
  4. TPA3116D2
  5. STA540

These alternative models can be considered based on specific requirements and design constraints.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi NJM2267M dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of NJM2267M in technical solutions:

  1. Q: What is NJM2267M? A: NJM2267M is a specific model of operational amplifier (op-amp) manufactured by New Japan Radio. It is commonly used in various electronic circuits for amplification and signal processing.

  2. Q: What are the key features of NJM2267M? A: The key features of NJM2267M include low noise, low distortion, wide bandwidth, high slew rate, and low input offset voltage. These characteristics make it suitable for audio applications, instrumentation, and other precision circuits.

  3. Q: How can I use NJM2267M in an audio amplifier circuit? A: NJM2267M can be used as a building block in an audio amplifier circuit. It can amplify weak audio signals from sources such as microphones or line-level inputs and provide a higher power output to drive speakers.

  4. Q: Can NJM2267M be used in active filters? A: Yes, NJM2267M can be used in active filter circuits. Its high gain and wide bandwidth make it suitable for implementing various types of filters, such as low-pass, high-pass, bandpass, and notch filters.

  5. Q: Is NJM2267M suitable for battery-powered devices? A: Yes, NJM2267M is suitable for battery-powered devices as it has a low supply current requirement. This makes it energy-efficient and ideal for portable electronics like smartphones, tablets, and portable audio players.

  6. Q: Can NJM2267M operate with a single power supply? A: Yes, NJM2267M can operate with a single power supply. It has a wide supply voltage range, typically from 4V to 36V, allowing it to work with various power sources.

  7. Q: What is the maximum output current of NJM2267M? A: The maximum output current of NJM2267M depends on the specific model and operating conditions. Typically, it can deliver currents up to a few tens of milliamperes.

  8. Q: Does NJM2267M have built-in protection features? A: Yes, NJM2267M usually includes built-in protection features like thermal shutdown and short-circuit protection. These safeguards help prevent damage to the op-amp and the connected circuitry in case of excessive heat or a short circuit.

  9. Q: Can NJM2267M be used in precision measurement applications? A: Yes, NJM2267M can be used in precision measurement applications. Its low input offset voltage and low noise characteristics make it suitable for amplifying and conditioning small signals in measurement systems.

  10. Q: Where can I find more information about NJM2267M's application circuits? A: You can refer to the datasheet provided by New Japan Radio for NJM2267M. It contains detailed application circuits, recommended component values, and other useful information for designing with this op-amp.