Texas Instruments
Bild kan vara representation.
Se specifikationer för produktinformation.
OPA404SG
Visa detalj Datablad

OPA404SG

Product Overview

The OPA404SG belongs to the category of operational amplifiers (op-amps) and is commonly used in electronic circuits for signal processing and amplification. This op-amp is known for its high precision, low noise, and wide bandwidth, making it suitable for a variety of applications. The OPA404SG is available in various package types, including SOIC and PDIP, and is typically sold in quantities of 25 or 50 units per package.

Specifications

  • Supply Voltage: ±2.5V to ±18V
  • Input Offset Voltage: 0.1mV (max)
  • Gain Bandwidth Product: 10MHz
  • Slew Rate: 20V/µs
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The OPA404SG features a standard 8-pin configuration with the following pinout: 1. V+ 2. Inverting Input (-) 3. Non-Inverting Input (+) 4. V- 5. Offset Null 6. Output 7. NC (No Connection) 8. V-

Functional Features

The OPA404SG is designed to provide high precision and low distortion amplification of input signals. It offers excellent linearity and low noise, making it suitable for use in instrumentation, audio equipment, and sensor signal conditioning applications.

Advantages and Disadvantages

Advantages

  • High precision and accuracy
  • Low noise and distortion
  • Wide operating voltage range
  • Stable performance over temperature variations

Disadvantages

  • Relatively higher cost compared to standard op-amps
  • Limited availability in certain package types

Working Principles

The OPA404SG operates based on the principles of differential amplification and feedback control. It uses a combination of internal circuitry to amplify the voltage difference between its input terminals while maintaining stability and linearity.

Detailed Application Field Plans

The OPA404SG finds extensive use in the following application fields: - Precision instrumentation - Audio signal processing and amplification - Sensor signal conditioning - Active filter circuits - Data acquisition systems

Detailed and Complete Alternative Models

Some alternative models to the OPA404SG include: - OPA4134 - LT1677 - AD8628 - MCP6024

In conclusion, the OPA404SG is a versatile and high-performance operational amplifier that caters to the needs of precision signal processing and amplification across various electronic applications.

Word Count: 324

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av OPA404SG i tekniska lösningar

  1. What is OPA404SG?

    • OPA404SG is a low-power, precision operational amplifier designed for use in a wide range of applications, including sensor signal conditioning, instrumentation, and control systems.

  2. What is the supply voltage range for OPA404SG?

    • The supply voltage range for OPA404SG is typically between 1.8V and 5.5V, making it suitable for battery-powered and low-voltage applications.

  3. What is the input offset voltage of OPA404SG?

    • The input offset voltage of OPA404SG is typically very low, around 150µV, which makes it suitable for precision applications.

  4. What is the typical gain bandwidth product of OPA404SG?

    • The typical gain bandwidth product of OPA404SG is 10MHz, allowing for high-speed signal processing in various applications.

  5. Can OPA404SG be used in single-supply applications?

    • Yes, OPA404SG is designed to operate in single-supply applications, making it suitable for portable and low-power designs.

  6. What is the input common-mode voltage range of OPA404SG?

    • The input common-mode voltage range of OPA404SG extends from the negative supply rail to within 1.2V of the positive supply rail, providing flexibility in signal conditioning applications.

  7. Does OPA404SG have thermal shutdown protection?

    • Yes, OPA404SG includes thermal shutdown protection to prevent damage from excessive temperature conditions.

  8. What is the typical quiescent current of OPA404SG?

    • The typical quiescent current of OPA404SG is very low, around 375µA, making it suitable for power-sensitive applications.

  9. Is OPA404SG unity-gain stable?

    • Yes, OPA404SG is unity-gain stable, allowing for easy integration into various feedback configurations without stability concerns.

  10. What are some typical applications for OPA404SG?

    • Typical applications for OPA404SG include sensor interfaces, transducer amplifiers, precision integrators, and active filters in various technical solutions.