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NJM2268M
Product Overview
- Category: Integrated Circuit (IC)
- Use: Amplifier
- Characteristics: Low noise, high gain, small package size
- Package: SOP (Small Outline Package)
- Essence: High-performance audio amplifier IC
- Packaging/Quantity: Available in reels of 2,500 units
Specifications
- Operating Voltage: 5V - 12V
- Output Power: 1W
- Total Harmonic Distortion: <0.1%
- Input Impedance: 10kΩ
- Output Impedance: 8Ω
- Frequency Response: 20Hz - 20kHz
- Gain: 20dB
Detailed Pin Configuration
The NJM2268M has a total of 8 pins:
- VCC: Power supply input
- GND: Ground connection
- IN+: Non-inverting input
- IN-: Inverting input
- OUT: Output
- NC: No connection
- NC: No connection
- SHUTDOWN: Shutdown control input
Functional Features
- Low noise amplification for high-quality audio applications
- High gain allows for amplification of weak signals
- Small package size enables space-saving designs
- Shutdown control feature for power management
Advantages and Disadvantages
Advantages: - Low noise ensures clear audio reproduction - High gain amplifies weak signals effectively - Small package size allows for compact designs - Shutdown control feature enhances power management
Disadvantages: - Limited output power of 1W may not be suitable for high-power applications - Input and output impedance may not match all audio devices
Working Principles
The NJM2268M is an audio amplifier IC that operates on a 5V - 12V power supply. It amplifies weak audio signals with low noise and high gain, providing clear and high-quality audio output. The input signal can be connected to the non-inverting (IN+) or inverting (IN-) input pins, and the amplified output is available at the OUT pin. The SHUTDOWN pin allows for control of the amplifier's power state.
Detailed Application Field Plans
The NJM2268M is commonly used in various audio applications, including:
- Portable audio devices
- Headphone amplifiers
- Audio mixers
- Home theater systems
- Car audio systems
Detailed and Complete Alternative Models
- NJM2073: Low-power audio amplifier IC
- NJM4556A: Dual operational amplifier IC
- NJM4560: High-performance audio operational amplifier IC
- NJM4580: Dual high-performance audio operational amplifier IC
- NJM5532: Dual low-noise operational amplifier IC
(Note: These alternative models are provided as examples and may not cover all possible alternatives.)
This entry provides an overview of the NJM2268M audio amplifier IC, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models. With its low noise, high gain, and small package size, the NJM2268M is a versatile choice for various audio amplification needs.
10 domande e risposte comuni relative all'applicazione di NJM2268M nelle soluzioni tecniche
Sure! Here are 10 common questions and answers related to the application of NJM2268M in technical solutions:
Q: What is NJM2268M? A: NJM2268M is a specific model of operational amplifier (op-amp) manufactured by New Japan Radio. It is commonly used in various electronic circuits for signal amplification and conditioning.
Q: What are the key features of NJM2268M? A: Some key features of NJM2268M include low noise, low distortion, wide bandwidth, high slew rate, and low input offset voltage.
Q: In which applications can NJM2268M be used? A: NJM2268M can be used in a wide range of applications such as audio amplifiers, active filters, instrumentation amplifiers, motor control circuits, and sensor signal conditioning.
Q: What is the power supply requirement for NJM2268M? A: NJM2268M typically operates on a dual power supply ranging from ±5V to ±18V. However, it can also work with a single power supply if necessary.
Q: How do I connect NJM2268M in my circuit? A: NJM2268M is a standard 8-pin DIP package op-amp. You can connect it by providing appropriate power supply voltages to pins 4 and 7, connecting the input signal to pins 2 and 3, and taking the output from pin 6.
Q: What is the maximum output current of NJM2268M? A: The maximum output current of NJM2268M is typically around 20mA. It is important to ensure that the load connected to the output does not exceed this limit.
Q: Can NJM2268M operate in a high-temperature environment? A: Yes, NJM2268M has a wide operating temperature range of -40°C to +85°C, making it suitable for use in various industrial and automotive applications.
Q: Is NJM2268M suitable for low-power applications? A: Yes, NJM2268M is designed to operate with low power consumption, making it suitable for battery-powered devices or applications where power efficiency is crucial.
Q: Does NJM2268M require external compensation components? A: No, NJM2268M is internally compensated, so it does not require any external compensation components. This simplifies the circuit design process.
Q: Are there any recommended alternatives to NJM2268M? A: Yes, some alternative op-amps that can be considered are LM358, TL072, AD822, and OPA2134. However, the choice depends on specific requirements and application constraints.
Please note that the answers provided here are general and may vary depending on the specific implementation and requirements of your technical solution.