NJM2521D# Product Overview

Basic Information

• Category: Integrated Circuit
• Use: Amplifier
• Characteristics: High performance, low noise
• Package: DIP-8
• Essence: Operational amplifier
• Packaging/Quantity: Tube packaging, 25 pieces per tube

Specifications and Parameters

• Supply Voltage: ±15V
• Input Offset Voltage: 2mV (max)
• Input Bias Current: 50nA (max)
• Gain Bandwidth Product: 10MHz (typ)
• Slew Rate: 5V/μs (typ)
• Common Mode Rejection Ratio: 70dB (typ)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The NJM2521D# has a total of 8 pins. The pin configuration is as follows:

```

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| | --| 1 8 |-- --| 2 7 |-- --| 3 6 |-- --| 4 5 |-- |___________| ```

Pin Description: 1. Non-Inverting Input (+) 2. Inverting Input (-) 3. V- 4. Output 5. NC (No Connection) 6. NC (No Connection) 7. V+ 8. GND

Functional Characteristics

The NJM2521D# is an operational amplifier with the following functional characteristics:

• High gain and bandwidth
• Low input offset voltage and bias current
• Wide operating temperature range
• Excellent common mode rejection ratio
• Fast slew rate

Advantages and Disadvantages

Advantages: - High performance and low noise - Suitable for precision applications - Wide operating temperature range

Disadvantages: - Limited supply voltage range - Not suitable for high power applications

Applicable Range of Products

The NJM2521D# is commonly used in the following applications: - Audio amplifiers - Instrumentation amplifiers - Signal conditioning circuits - Active filters

Working Principles

The NJM2521D# operates based on the principles of operational amplifiers. It amplifies the difference between the input voltages and produces an output voltage that is proportional to this difference.

Detailed Application Field Plans

The NJM2521D# can be used in various fields, including: 1. Audio equipment: Provides amplification for audio signals in speakers and headphones. 2. Medical devices: Used in medical instrumentation for signal processing and amplification. 3. Industrial control systems: Amplifies sensor signals for monitoring and control purposes. 4. Communication systems: Used in signal conditioning circuits for improved signal quality. 5. Automotive electronics: Amplifies signals in car audio systems and other automotive applications.

Detailed Alternative Models

Some alternative models to the NJM2521D# include: - LM358 - TL072 - AD822

5 Common Technical Questions and Answers

1. Q: What is the maximum supply voltage for the NJM2521D#? A: The maximum supply voltage is ±15V.

2. Q: What is the typical gain bandwidth product of the NJM2521D#? A: The typical gain bandwidth product is 10MHz.

3. Q: What is the operating temperature range of the NJM2521D#? A: The operating temperature range is -40°C to +85°C.

4. Q: Can the NJM2521D# be used in high power applications? A: No, it is not suitable for high power applications.

5. Q: How many pins does the NJM2521D# have? A: The NJM2521D# has a total of 8 pins.

This concludes the encyclopedia entry for the NJM2521D# integrated circuit.