OPA2251UA

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OPA2251UA

+Nomenclature

  • FabricantTexas Instruments

  • Pièce fabricant #OPA2251UA

  • Fiche technique OPA2251UA DataSheet

  • En stock5641

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Spécifications

Attribut Valeur
Package / Case Bulk,Tube
Series microPOWER™
Part Status Active
Amplifier Type General Purpose
Number of Circuits 2
Output Type Rail-to-Rail
Slew Rate 0.01V/µs
Gain Bandwidth Product 35 kHz
Current - Input Bias 20 nA
Voltage - Input Offset 100 µV
Supply Current 27µA (x2 Channels)
Current - Output / Channel 50 mA
Voltage - Supply Span(Min) 2.7 V
Voltage - Supply Span(Max) 36 V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount

Présentation

Description

The OPA2251UA is a precision operational amplifier designed by Texas Instruments. It offers low noise, low distortion, and high-speed performance, making it suitable for a variety of applications including audio, industrial, and instrumentation systems. The amplifier features a wide supply voltage range from ±2.5V to ±18V, allowing flexibility in different circuit designs. It also provides a high slew rate and fast settling time, ensuring accurate signal amplification with minimal delay.
The OPA2251UA is known for its rail-to-rail output, which maximizes the dynamic range of the signal, and a low quiescent current, which is beneficial for power-sensitive applications. Its robust design includes short-circuit protection and thermal shutdown features to enhance reliability and protect against potential damage.
The device comes in an 8-pin SOIC package, making it easy to integrate into various circuit boards. With its combination of performance and reliability, the OPA2251UA is ideal for precision amplification in both analog and mixed-signal environments.

Equivalent

The OPA2251UA is a precision operational amplifier with specific characteristics. Equivalent products may include the LM358TL082, and AD822 depending on the required specifications such as supply voltage, bandwidth, and current consumption. However, it's crucial to compare the key parameters like input offset voltage, noise, and gain bandwidth product to ensure compatibility with your application. Always consult the datasheets to verify a suitable match for your specific needs.

Features

The OPA2251UA is a precision operational amplifier with several notable features. It offers low noise performance, making it suitable for high-fidelity applications. Its wide gain bandwidth product allows for high-speed operation, and the device maintains stability over a wide range of conditions. The OPA2251UA has a low offset voltage, which enhances precision in signal processing tasks. It operates within a wide power supply range and is available in a surface-mount, SOIC-8 package, which provides ease of integration into various circuit designs.
Furthermore, the amplifier exhibits low total harmonic distortion, ensuring minimal signal distortion in audio and other sensitive applications. Its high slew rate supports rapid signal changes, contributing to its versatility in dynamic applications. The OPA2251UA is designed for both single and dual supply operations, offering flexibility in power management. This amplifier is well-suited for applications requiring high accuracy, such as instrumentation, data acquisition, and active filtering. Its reliability and consistent performance make it a popular choice for engineers seeking an effective solution in precision amplification scenarios.

Pinout

The OPA2251UA is a dual operational amplifier (op-amp) available in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a concise description of its pin configuration and functions:
1. Pin 1 (OUT A): Output for the first op-amp channel (A).
2. Pin 2 (IN– A): Inverting input for the first op-amp channel (A).
3. Pin 3 (IN+ A): Non-inverting input for the first op-amp channel (A).
4. Pin 4 (V–): Negative power supply voltage (ground in single-supply operation).
5. Pin 5 (IN+ B): Non-inverting input for the second op-amp channel (B).
6. Pin 6 (IN– B): Inverting input for the second op-amp channel (B).
7. Pin 7 (OUT B): Output for the second op-amp channel (B).
8. Pin 8 (V+): Positive power supply voltage.
The OPA2251UA is used in various applications requiring precision signal amplification, offering low noise, low distortion, and wide bandwidth.

Manufacturer

The OPA2251UA is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and integrated circuits. Founded in 1930, TI is known for its innovations in analog and embedded processing technologies. The company serves a diverse set of industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is recognized for its focus on research and development, contributing to advancements in semiconductor technology and providing support for engineering and design applications across the globe.

Application

The OPA2251UA is a precision operational amplifier known for its low noise, low offset voltage, and high slew rate. It is commonly used in applications requiring precision and reliability, such as:
1. Industrial Controls: For accurate sensor signal conditioning and monitoring.
2. Medical Equipment: In imaging and diagnostic devices for stable and precise performance.
3. Data Acquisition Systems: Ensures accurate signal conversion and processing.
4. Test and Measurement Equipment: For high-fidelity signal amplification.
5. Communication Systems: Enhances signal integrity in transmission and reception.
6. Automotive Systems: Used in various control and monitoring systems for enhanced reliability.
Its versatility and precision make it suitable for a wide range of sensitive electronic applications.

Package

The OPA2251UA is housed in an SOIC-8 (Small Outline Integrated Circuit) package.

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