LM2902PWR

Product Overview

LM2902PWR is a quad operational amplifier belonging to the LM2902 series. It falls under the category of integrated circuits and is commonly used in various electronic applications. Known for its high performance and reliability, this device comes in a small outline package (SOIC) and is widely used in audio amplifiers, signal conditioning, and voltage followers due to its low input bias current and offset voltage.

Basic Information

• Category: Integrated Circuits
• Use: Audio amplifiers, signal conditioning, voltage followers
• Characteristics: Low input bias current, low offset voltage
• Package: Small Outline Package (SOIC)
• Essence: High-performance quad operational amplifier
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage: ±1.5V to ±18V
• Input Offset Voltage: 3mV max
• Input Bias Current: 25nA max
• Slew Rate: 0.6V/μs
• Gain Bandwidth Product: 1MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LM2902PWR features a standard quad operational amplifier pin configuration with four inputs and four outputs, as follows: 1. IN1- (Pin 1) 2. IN1+ (Pin 2) 3. V- (Pin 3) 4. OUT1 (Pin 4) 5. IN2- (Pin 5) 6. IN2+ (Pin 6) 7. V+ (Pin 7) 8. OUT2 (Pin 8) 9. IN3- (Pin 9) 10. IN3+ (Pin 10) 11. NC (Pin 11) 12. OUT3 (Pin 12) 13. IN4- (Pin 13) 14. IN4+ (Pin 14) 15. VCC+ (Pin 15) 16. OUT4 (Pin 16)

Functional Features

• High gain (100dB min)
• Low input bias current (25nA max)
• Low offset voltage (3mV max)
• Wide supply voltage range
• Unity-gain stable

Advantages and Disadvantages

Advantages

• High gain bandwidth product
• Low input bias current
• Wide supply voltage range
• Small outline package for space-constrained applications

Disadvantages

• Limited slew rate
• Moderate operating temperature range

Working Principles

The LM2902PWR operates as a quad operational amplifier, providing high gain and precision amplification of input signals. It utilizes a differential input stage to achieve low input bias current and offset voltage, making it suitable for applications requiring accurate signal processing.

Detailed Application Field Plans

The LM2902PWR is commonly used in the following application fields: - Audio amplifiers - Signal conditioning circuits - Voltage follower configurations - Precision instrumentation

Detailed and Complete Alternative Models

Some alternative models to LM2902PWR include: - LM324 - LM358 - LM3900 - TL084

In summary, the LM2902PWR is a versatile quad operational amplifier that offers high performance and reliability in various electronic applications, making it an ideal choice for designers seeking precision amplification solutions.

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