OPA2188AID

Product Overview

Category

OPA2188AID belongs to the category of operational amplifiers (op-amps).

Use

The OPA2188AID op-amp is commonly used in various electronic circuits for amplification and signal conditioning purposes.

Characteristics

• High gain: The OPA2188AID offers a high open-loop voltage gain, making it suitable for applications requiring precise amplification.
• Low noise: This op-amp has low input noise, ensuring accurate signal processing.
• Wide bandwidth: With a wide bandwidth, the OPA2188AID can handle high-frequency signals effectively.
• Low power consumption: It operates on low power, making it suitable for battery-powered devices.

Package

The OPA2188AID is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of the OPA2188AID lies in its ability to provide high-performance amplification and signal conditioning in a compact form factor.

Packaging/Quantity

The OPA2188AID is typically sold in reels or tubes, with each reel/tube containing a specific quantity of op-amps.

Specifications

• Supply voltage range: ±2.5V to ±18V
• Input offset voltage: 0.5mV (maximum)
• Input bias current: 1nA (maximum)
• Gain bandwidth product: 10MHz
• Slew rate: 7V/µs
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The OPA2188AID op-amp has a standard pin configuration with eight pins:

1. V+ (Positive supply voltage)
2. V- (Negative supply voltage)
3. IN- (Inverting input)
4. IN+ (Non-inverting input)
5. OUT (Output)
6. NC (No connection)
7. NC (No connection)
8. VCC+ (Positive supply voltage for internal circuitry)

Functional Features

• Rail-to-rail input and output: The OPA2188AID supports input and output signals that can swing close to the supply rails, maximizing dynamic range.
• Unity-gain stable: It remains stable even at unity gain, allowing for various circuit configurations.
• Low distortion: The op-amp exhibits low harmonic distortion, ensuring accurate signal reproduction.
• Short-circuit protection: It incorporates built-in short-circuit protection, safeguarding the device from damage.

Advantages and Disadvantages

Advantages

• High gain and wide bandwidth enable precise amplification of signals across a broad frequency range.
• Low noise ensures accurate signal processing in sensitive applications.
• Rail-to-rail input and output capability maximizes dynamic range.
• Low power consumption makes it suitable for battery-powered devices.

Disadvantages

• Limited supply voltage range compared to some other op-amps.
• Higher cost compared to basic op-amp models with fewer features.

Working Principles

The OPA2188AID operates based on the principles of differential amplification. It amplifies the voltage difference between its inverting and non-inverting inputs, producing an amplified output signal. The op-amp's internal circuitry, including transistors and resistors, facilitates this amplification process while maintaining stability and minimizing distortion.

Detailed Application Field Plans

The OPA2188AID finds application in various fields, including: 1. Audio amplification: It can be used in audio amplifiers to enhance the quality and volume of audio signals. 2. Sensor signal conditioning: The op-amp is suitable for amplifying and conditioning weak signals from sensors, such as temperature or pressure sensors. 3. Active filters: It can be utilized in active filter circuits to shape the frequency response of signals. 4. Instrumentation amplifiers: The OPA2188AID can be employed in instrumentation amplifiers for accurate measurement and signal conditioning.

Detailed and Complete Alternative Models

1. OPA2187AID: Similar to the OPA2188AID, but with a lower gain bandwidth product of 5MHz.
2. OPA2192AID: Offers higher precision and lower input offset voltage compared to the OPA2188AID.
3. OPA2277AID: Provides ultra-low noise performance for applications requiring high signal fidelity.

These alternative models offer different specifications and features, allowing users to choose the most suitable op-amp for their specific requirements.

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