OPA388ID

Product Overview

Category: Integrated Circuits (ICs)

Use: The OPA388ID is a high-speed, low-noise operational amplifier designed for precision applications. It is commonly used in various electronic circuits where accurate amplification and signal conditioning are required.

Characteristics: - High speed: The OPA388ID offers a fast response time, making it suitable for applications that require quick signal processing. - Low noise: This operational amplifier has a low noise level, ensuring minimal interference with the desired signal. - Precision: With its high accuracy and low offset voltage, the OPA388ID provides precise amplification and signal conditioning. - Wide supply voltage range: It can operate from a single power supply ranging from 2.7V to 5.5V, making it versatile for different power requirements. - Rail-to-rail input and output: The OPA388ID supports input and output signals that can swing close to the power supply rails, maximizing dynamic range.

Package: The OPA388ID is available in a small outline integrated circuit (SOIC) package, which provides ease of integration into various circuit designs.

Essence: The OPA388ID is an essential component in precision electronic systems, enabling accurate amplification and conditioning of signals.

Packaging/Quantity: The OPA388ID is typically sold in reels or tubes containing multiple units, with each reel or tube containing a specific quantity of ICs.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Input Offset Voltage: ±0.25mV (maximum)
• Gain Bandwidth Product: 80MHz
• Slew Rate: 35V/µs
• Input Bias Current: ±1nA (maximum)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The OPA388ID has a standard pin configuration with the following pin assignments:

1. V- (Inverting Input)
2. V+ (Non-Inverting Input)
3. Vout (Output)
4. NC (No Connection)
5. Vcc- (Negative Power Supply)
6. Vcc+ (Positive Power Supply)

Functional Features

• High gain: The OPA388ID offers a high open-loop gain, ensuring accurate amplification of input signals.
• Low distortion: It provides low harmonic distortion, maintaining signal integrity.
• Unity-gain stable: The operational amplifier remains stable even at unity gain, allowing for various circuit configurations.
• EMI filtering: The OPA388ID incorporates internal electromagnetic interference (EMI) filters, reducing noise and improving signal quality.
• Overload protection: It includes built-in protection features to prevent damage from overvoltage or overcurrent conditions.

Advantages and Disadvantages

Advantages: - High-speed performance - Low noise level - Precision amplification - Wide supply voltage range - Rail-to-rail input and output

Disadvantages: - Limited availability in certain package options - Relatively higher cost compared to some other operational amplifiers

Working Principles

The OPA388ID operates based on the principles of differential amplification. It amplifies the voltage difference between its inverting and non-inverting inputs, providing an amplified output signal. The internal circuitry ensures high gain, low noise, and stability across a wide range of operating conditions.

Detailed Application Field Plans

The OPA388ID finds applications in various fields, including but not limited to: - Precision instrumentation - Audio amplification - Sensor signal conditioning - Medical devices - Communication systems - Test and measurement equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as substitutes for the OPA388ID are: - OPA2188 - LT1677 - AD8628 - MCP6004 - MAX4239

These alternatives offer similar characteristics and performance, providing flexibility in choosing the most suitable operational amplifier for specific applications.

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