LM2904PW

Product Overview

Category: Integrated Circuit (IC)

Use: Operational Amplifier

Characteristics: - Dual operational amplifier - Low power consumption - Wide supply voltage range - High input impedance - Output short-circuit protection - Low input bias current

Package: Power SO-8

Essence: The LM2904PW is a dual operational amplifier that offers low power consumption and high performance. It is commonly used in various electronic applications where amplification of signals is required.

Packaging/Quantity: The LM2904PW is available in a Power SO-8 package, which contains one integrated circuit per package.

Specifications

• Supply Voltage Range: ±1.5V to ±15V
• Input Offset Voltage: 2mV (maximum)
• Input Bias Current: 45nA (maximum)
• Input Offset Current: 2nA (maximum)
• Gain Bandwidth Product: 1MHz (typical)
• Slew Rate: 0.3V/µs (typical)
• Common Mode Rejection Ratio: 70dB (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LM2904PW has a total of 8 pins, which are labeled as follows:

1. Non-Inverting Input (Op-Amp 1)
2. Inverting Input (Op-Amp 1)
3. V-
4. Output (Op-Amp 1)
5. Non-Inverting Input (Op-Amp 2)
6. Inverting Input (Op-Amp 2)
7. V+
8. Output (Op-Amp 2)

Functional Features

• Dual Op-Amp: The LM2904PW consists of two independent operational amplifiers in a single package, allowing for versatile circuit designs.
• Low Power Consumption: It is designed to operate with low power consumption, making it suitable for battery-powered applications.
• Wide Supply Voltage Range: The LM2904PW can operate from ±1.5V to ±15V, providing flexibility in various voltage supply scenarios.
• High Input Impedance: It offers a high input impedance, enabling it to interface easily with different signal sources.
• Output Short-Circuit Protection: The device incorporates protection circuitry that prevents damage due to output short-circuits.

Advantages and Disadvantages

Advantages: - Low power consumption - Wide supply voltage range - High input impedance - Output short-circuit protection - Dual operational amplifier configuration

Disadvantages: - Relatively low gain bandwidth product compared to some other operational amplifiers - Limited slew rate

Working Principles

The LM2904PW operates based on the principles of operational amplifiers. It amplifies the difference between the voltages applied to its inputs and produces an output voltage proportional to this difference. The device uses internal circuitry to provide amplification while maintaining stability and accuracy.

Detailed Application Field Plans

The LM2904PW finds applications in various fields, including: 1. Audio Amplification: It can be used in audio amplifiers to amplify low-level audio signals. 2. Sensor Signal Conditioning: The device is suitable for conditioning sensor signals before further processing or analysis. 3. Active Filters: It can be utilized in active filter circuits to shape frequency response characteristics. 4. Signal Generators: The LM2904PW can be employed in signal generator circuits to generate specific waveforms.

Detailed and Complete Alternative Models

Some alternative models to the LM2904PW include: - LM358 - TL072 - NE5532 - OP07 - MCP6002

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

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