LM2904AQM8-13

Product Overview

Category: Integrated Circuit (IC)

Use: The LM2904AQM8-13 is a dual operational amplifier designed for general-purpose applications. It is commonly used in audio amplifiers, voltage followers, active filters, and other signal conditioning circuits.

Characteristics: - Dual operational amplifier - Low input offset voltage - Low input bias current - Wide supply voltage range - High gain bandwidth product - Low power consumption

Package: The LM2904AQM8-13 is available in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence: This IC is the heart of many electronic devices that require amplification and signal conditioning. It provides high-performance operational amplifiers in a compact and convenient package.

Packaging/Quantity: The LM2904AQM8-13 is typically sold in reels containing 2500 units.

Specifications

• Supply Voltage Range: ±1.5V to ±15V
• Input Offset Voltage: 2mV (maximum)
• Input Bias Current: 45nA (maximum)
• Gain Bandwidth Product: 1MHz (typical)
• Slew Rate: 0.3V/µs (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM2904AQM8-13 has the following pin configuration:

___________ V+ | 1 8 | V- IN-| 2 7 | OUT IN+| 3 6 | NC NC | 4 5 | NC |__________|

Functional Features

• Low input offset voltage and low input bias current ensure accurate and precise amplification.
• Wide supply voltage range allows for flexibility in various applications.
• High gain bandwidth product enables the amplification of a wide range of frequencies.
• Low power consumption makes it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages: - Accurate and precise amplification due to low input offset voltage and bias current. - Versatile supply voltage range for different application requirements. - Wide gain bandwidth product for amplifying various frequencies. - Low power consumption extends battery life in portable devices.

Disadvantages: - Limited output current capability may not be suitable for high-power applications. - Single-ended supply voltage limits the maximum output swing.

Working Principles

The LM2904AQM8-13 is based on operational amplifier (op-amp) technology. It utilizes differential inputs to amplify and condition signals. The op-amp consists of transistors, resistors, and capacitors that work together to provide amplification with high gain and accuracy.

Detailed Application Field Plans

The LM2904AQM8-13 finds applications in various fields, including: 1. Audio Amplifiers: Provides amplification for audio signals in speakers, headphones, and audio systems. 2. Voltage Followers: Used to buffer and isolate signals in electronic circuits. 3. Active Filters: Enables the filtering of specific frequencies in signal processing applications. 4. Signal Conditioning Circuits: Used to modify and prepare signals for further processing or measurement.

Detailed and Complete Alternative Models

Some alternative models to the LM2904AQM8-13 include: - LM358 - TL072 - NE5532 - OP07

These alternatives offer similar functionality and can be used as replacements depending on specific requirements.

In conclusion, the LM2904AQM8-13 is a versatile dual operational amplifier IC with low input offset voltage, low power consumption, and a wide supply voltage range. It finds applications in audio amplifiers, voltage followers, active filters, and signal conditioning circuits. While it has limitations in terms of output current capability and single-ended supply voltage, it provides accurate amplification and is widely used in various electronic devices.

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