LM2904AS-13

Product Overview

Category: Integrated Circuit (IC)

Use: The LM2904AS-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: SOIC-8 (Small Outline Integrated Circuit), surface mount package with 8 pins.

Essence: The LM2904AS-13 is an essential component in electronic circuits that require amplification and signal conditioning. It provides high-performance operational amplification in a compact package.

Packaging/Quantity: The LM2904AS-13 is typically sold in reels or tubes containing multiple units. The exact quantity depends on the supplier and customer requirements.

Specifications

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

Pin Configuration

The LM2904AS-13 has eight pins arranged as follows:

```

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| | --| IN- OUT-|-- Pin 1 --| IN+ VCC |-- Pin 2 --| OUT+ NC |-- Pin 3 --| VEE OUT |-- Pin 4 |___________| ```

Functional Features

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

Advantages and Disadvantages

Advantages: - Accurate signal amplification due to low input offset voltage and bias current. - Versatile supply voltage range for different application requirements. - Suitable for amplifying high-frequency signals. - Low power consumption extends battery life in portable devices.

Disadvantages: - Limited gain bandwidth product compared to specialized operational amplifiers. - Not suitable for applications requiring extremely low input offset voltage or bias current.

Working Principles

The LM2904AS-13 is based on a differential amplifier configuration. It amplifies the voltage difference between its two input terminals, providing a higher output voltage proportional to the input signal. The internal circuitry ensures accurate amplification while minimizing offset voltage and bias current.

Detailed Application Field Plans

The LM2904AS-13 finds applications in various fields, including: 1. Audio amplifiers and preamplifiers 2. Active filters and equalizers 3. Voltage followers and buffers 4. Signal conditioning circuits 5. Sensor interfaces 6. Instrumentation amplifiers

Detailed and Complete Alternative Models

Some alternative models that can be used as substitutes for the LM2904AS-13 include: - LM358 - TL072 - NE5532 - OP07 - MCP6002

These alternatives offer similar functionality and characteristics, allowing users to choose the most suitable option for their specific requirements.

In conclusion, the LM2904AS-13 is a dual operational amplifier widely used in general-purpose electronic circuits. Its low input offset voltage, wide supply voltage range, and high gain bandwidth product make it suitable for various applications. While it has some limitations, it provides reliable amplification and signal conditioning capabilities.