OPA4228UA/2K5

Product Overview

Category

OPA4228UA/2K5 belongs to the category of operational amplifiers (op-amps).

Use

This product is commonly used in electronic circuits for amplifying and processing analog signals.

Characteristics

• High gain: The OPA4228UA/2K5 offers a high voltage gain, making it suitable for applications requiring signal amplification.
• Low noise: It has low input and output noise, ensuring accurate signal processing.
• Wide bandwidth: This op-amp provides a wide frequency response, enabling it to handle a broad range of signals.
• Low power consumption: The OPA4228UA/2K5 is designed to operate efficiently with low power requirements.
• High precision: It offers excellent accuracy and precision in signal amplification and processing.

Package

The OPA4228UA/2K5 comes in a small outline package (SOIC) with 8 pins.

Essence

This op-amp is an essential component in various electronic devices and systems that require precise signal amplification and processing.

Packaging/Quantity

The OPA4228UA/2K5 is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

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

Pin Configuration

The OPA4228UA/2K5 has the following pin configuration:

```

---

| | --| V- OUT |-- Pin 1: Output --| V+ IN- |-- Pin 2: Non-inverting input --| NC IN+ |-- Pin 3: Inverting input --| VCC NC |-- Pin 4: Not connected --| VEE NC |-- Pin 5: Not connected --| NC NC |-- Pin 6: Not connected --| NC NC |-- Pin 7: Not connected --| NC NC |-- Pin 8: Not connected |___________| ```

Functional Features

• High voltage gain: The OPA4228UA/2K5 provides a high open-loop voltage gain, allowing for accurate amplification of weak signals.
• Low noise: It offers low input and output noise, ensuring minimal interference with the desired signal.
• Rail-to-rail inputs and outputs: This op-amp supports input and output signals that can swing close to the supply rails, maximizing dynamic range.
• Unity-gain stable: The OPA4228UA/2K5 remains stable even at unity gain, making it suitable for applications requiring a buffer or voltage follower configuration.
• Wide supply voltage range: It operates over a wide range of supply voltages, providing flexibility in various circuit designs.

Advantages and Disadvantages

Advantages

• High gain and precision
• Low noise and distortion
• Wide bandwidth
• Low power consumption
• Rail-to-rail inputs and outputs

Disadvantages

• Limited availability of alternative models
• Higher cost compared to some other op-amps

Working Principles

The OPA4228UA/2K5 is based on a differential amplifier configuration. It amplifies the difference between the voltages applied to its non-inverting and inverting inputs. By adjusting the feedback network, the gain and characteristics of the op-amp can be tailored to specific application requirements.

Detailed Application Field Plans

The OPA4228UA/2K5 finds applications in various fields, including: - Audio amplification and processing - Instrumentation and measurement systems - Active filters and equalizers - Data acquisition systems - Industrial control systems - Medical equipment

Detailed and Complete Alternative Models

While the OPA4228UA/2K5 is a highly capable op-amp, alternative models with similar characteristics include: - OPA4228P: DIP package version of the OPA4228UA/2K5 - OPA2228: Lower power consumption variant with similar performance - LT6203: Op-amp with rail-to-rail inputs and outputs

These alternative models can be considered based on specific design requirements and availability.

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