• OPA2187IDR SOIC-8
OPA2187IDR SOIC-8

OPA2187IDR

High Precision Rail-to-Rail Outputs

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Overview of OPA2187IDR

The OPA2187IDR is a precision operational amplifier (op-amp) that offers high performance and accuracy. It is designed for applications requiring precise signal amplification and filtering in various electronic circuits.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • OUT: Output
  • IN+: Non-Inverting Input
  • IN-: Inverting Input
  • V+: Positive Power Supply
  • V-: Negative Power Supply

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the OPA2187IDR op-amp for better understanding.

Key Features

  • High Precision: The OPA2187IDR offers high accuracy and low offset voltage, ensuring precise signal processing.
  • Low Noise: With low input noise characteristics, this op-amp is suitable for sensitive applications requiring minimal noise interference.
  • Wide Bandwidth: The op-amp provides a wide bandwidth range, enabling it to process high-frequency signals effectively.
  • Low Quiescent Current: Featuring low quiescent current consumption, the OPA2187IDR is ideal for battery-powered applications.
  • Rail-to-Rail Output: The op-amp supports rail-to-rail output voltage swing, maximizing dynamic range in signal processing.

Note: For detailed technical specifications, please refer to the OPA2187IDR datasheet.

Application

  • Signal Conditioning: Ideal for signal conditioning tasks such as amplification, filtering, and buffering in various electronic systems.
  • Sensor Interfaces: Suitable for interfacing with sensors and transducers that require accurate signal amplification.
  • Active Filters: The OPA2187IDR can be used in active filter circuits for signal processing and frequency response shaping.

Functionality

The OPA2187IDR operational amplifier provides high precision signal processing capabilities, making it an essential component in critical electronic applications requiring accuracy and reliability.

Usage Guide

  • Power Supply: Connect the V+ pin to the positive power supply and the V- pin to the negative power supply.
  • Input Connections: Connect the input signals to the non-inverting (IN+) and inverting (IN-) input pins of the op-amp.
  • Output Handling: The amplified output signal is available at the OUT pin of the op-amp.

Frequently Asked Questions

Q: What is the input offset voltage of the OPA2187IDR?
A: The OPA2187IDR has a low input offset voltage, typically in the microvolt range, ensuring accurate signal processing.

Q: Can the OPA2187IDR operate with a single power supply?
A: Yes, the OPA2187IDR can operate with a single power supply, simplifying circuit design in certain applications.

Equivalent

For similar functionalities, consider these alternatives to the OPA2187IDR:

  • OPA2277AIDR: Another precision operational amplifier offering similar performance characteristics to the OPA2187IDR.
  • LMP7721MF/NOPB: This low-power op-amp from Texas Instruments provides comparable precision and functionality to the OPA2187IDR.

OPA2187IDR

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Number of channels 2 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 36
Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 4.5 Vos (offset voltage at 25°C) (max) (mV) 0.01
GBW (typ) (MHz) 0.55 Features EMI Hardened, Zero Drift
Slew rate (typ) (V/µs) 0.2 Rail-to-rail In to V-, Out
Offset drift (typ) (µV/°C) 0.001 Iq per channel (typ) (mA) 0.1
Vn at 1 kHz (typ) (nV√Hz) 20 CMRR (typ) (dB) 145
Rating Catalog Operating temperature range (°C) -40 to 125
Input bias current (max) (pA) 350 Iout (typ) (A) 0.02
Architecture CMOS Input common mode headroom (to negative supply) (typ) (V) -0.1
Input common mode headroom (to positive supply) (typ) (V) -2 Output swing headroom (to negative supply) (typ) (V) 0.015
Output swing headroom (to positive supply) (typ) (V) -0.015 THD + N at 1 kHz (typ) (%) 0.035

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