OPA2743EA/250

Product Overview

Category

OPA2743EA/250 belongs to the category of operational amplifiers (op-amps).

Use

OPA2743EA/250 is commonly used in various electronic circuits for amplification and signal conditioning purposes.

Characteristics

• High gain: OPA2743EA/250 offers a high voltage gain, making it suitable for applications requiring precise amplification.
• Low noise: It has low input and output noise, ensuring accurate signal processing.
• Wide bandwidth: The op-amp provides a wide frequency response, enabling it to handle a broad range of signals.
• Low power consumption: OPA2743EA/250 operates on low power, making it energy-efficient.
• Rail-to-rail inputs and outputs: It supports input and output signals that span the entire supply voltage range.
• Stable operation: The op-amp exhibits excellent stability over different operating conditions.

Package

OPA2743EA/250 is available in a small outline package (SOIC) with eight pins.

Essence

The essence of OPA2743EA/250 lies in its ability to amplify and condition electrical signals accurately and efficiently.

Packaging/Quantity

OPA2743EA/250 is typically sold in reels or tubes containing a specified quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply voltage: ±2.5V to ±18V
• Input offset voltage: 0.25mV (maximum)
• Input bias current: 1pA (maximum)
• Gain bandwidth product: 10MHz
• Slew rate: 7V/μs
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

OPA2743EA/250 features the following pin configuration:

1. V+
2. V-
3. Output
4. NC (No Connection)
5. Inverting Input (-)
6. Non-Inverting Input (+)
7. NC (No Connection)
8. GND

Functional Features

• High precision amplification: OPA2743EA/250 provides accurate amplification of input signals.
• Low distortion: It ensures minimal distortion in the amplified output signal.
• Wide dynamic range: The op-amp can handle a wide range of input signal amplitudes.
• Unity gain stable: It remains stable even at unity gain, simplifying circuit design.

Advantages and Disadvantages

Advantages

• High gain and low noise enable precise signal amplification.
• Rail-to-rail inputs and outputs allow for maximum signal swing.
• Low power consumption makes it suitable for battery-powered applications.
• Stable operation ensures reliable performance over varying conditions.

Disadvantages

• Limited bandwidth compared to some other op-amps.
• Higher cost compared to basic op-amp models.

Working Principles

OPA2743EA/250 operates based on the principles of differential amplification. It amplifies the voltage difference between its two input terminals, producing an output voltage proportional to this difference. The internal circuitry of the op-amp ensures high gain, low noise, and stability.

Detailed Application Field Plans

OPA2743EA/250 finds application in various fields, including: 1. Audio amplification and processing circuits 2. Sensor signal conditioning 3. Medical instrumentation 4. Industrial control systems 5. Communication equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to OPA2743EA/250 include: - LM324 - TL071 - AD822

These alternatives may have different specifications and package options, so it is important to select the one that best suits the specific application requirements.

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