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NJM3517E2
Product Overview
- Category: Integrated Circuit (IC)
- Use: Audio Amplifier
- Characteristics: Low noise, high output power, compact size
- Package: DIP-8 (Dual In-line Package with 8 pins)
- Essence: This IC is designed to amplify audio signals with low noise and high fidelity.
- Packaging/Quantity: Available in reels of 2500 units.
Specifications
- Power Supply Voltage: 4.5V to 15V
- Output Power: 1.2W (typical) at 8Ω load and 9V supply voltage
- Total Harmonic Distortion: 0.1% (typical) at 1kHz and 1W output power
- Input Resistance: 100kΩ (typical)
- Operating Temperature Range: -40°C to +85°C
Pin Configuration
The NJM3517E2 IC has the following pin configuration:
____
VCC | | OUT
IN- | | GND
IN+ | | NC
BTL |____| NC
Functional Features
- Low noise amplification for high-quality audio reproduction.
- High output power capability suitable for driving speakers.
- Compact package size for space-constrained applications.
- Built-in protection circuitry against overcurrent and thermal overload.
Advantages and Disadvantages
Advantages: - Low noise amplification ensures clear audio signal reproduction. - High output power allows for driving a wide range of speakers. - Compact size enables integration into small electronic devices. - Protection circuitry enhances reliability and safeguards against damage.
Disadvantages: - Limited output power compared to higher wattage amplifiers. - Restricted pin configuration may limit certain circuit designs.
Working Principles
The NJM3517E2 operates as a class AB audio amplifier. It amplifies the input audio signal while minimizing noise and distortion. The IC utilizes a combination of internal transistors and resistors to achieve low noise characteristics and high output power. The built-in protection circuitry ensures safe operation by monitoring current and temperature levels.
Application Field Plans
The NJM3517E2 is commonly used in various audio applications, including:
- Portable audio devices such as MP3 players and smartphones.
- Home audio systems and mini Hi-Fi systems.
- Car audio amplifiers and head units.
- Public address (PA) systems and amplifiers.
- Computer speakers and multimedia sound systems.
Alternative Models
- NJM3517E: Similar specifications and pin configuration, but with different package options.
- LM386: Low voltage audio power amplifier with comparable features.
- TDA7265: Dual bridge audio amplifier with higher output power capability.
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Énumérez 10 questions et réponses courantes liées à l'application de NJM3517E2 dans les solutions techniques
Sure! Here are 10 common questions and answers related to the application of NJM3517E2 in technical solutions:
Q: What is NJM3517E2? A: NJM3517E2 is a specific integrated circuit (IC) designed for audio applications, commonly used in technical solutions.
Q: What are the key features of NJM3517E2? A: Some key features of NJM3517E2 include low noise, wide bandwidth, low distortion, and high slew rate, making it suitable for audio amplification and signal processing.
Q: How can NJM3517E2 be used in audio amplification? A: NJM3517E2 can be used as an audio amplifier by connecting it to an input source such as a microphone or audio player and connecting the output to a speaker or headphone.
Q: Can NJM3517E2 be used in portable devices? A: Yes, NJM3517E2 is suitable for portable devices due to its low power consumption and small form factor.
Q: Is NJM3517E2 compatible with different audio sources? A: Yes, NJM3517E2 is compatible with various audio sources such as line-level inputs, microphones, and other audio devices.
Q: Does NJM3517E2 require external components for operation? A: Yes, NJM3517E2 typically requires external components like resistors, capacitors, and power supply connections for proper operation.
Q: Can NJM3517E2 be used in stereo applications? A: Yes, NJM3517E2 can be used in stereo applications by using two ICs, one for each channel, and connecting them accordingly.
Q: What is the voltage range for NJM3517E2? A: NJM3517E2 typically operates within a voltage range of 4.5V to 15V, but it's always recommended to refer to the datasheet for specific details.
Q: Are there any specific precautions while using NJM3517E2? A: It's important to follow the recommended operating conditions, avoid exceeding the maximum ratings, and provide proper heat dissipation for optimal performance.
Q: Where can I find more information about NJM3517E2? A: You can find detailed information about NJM3517E2 in its datasheet, which is available on the manufacturer's website or through authorized distributors.