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OPA237UA/2K5
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OPA237UA/2K5

Product Overview

Category

The OPA237UA/2K5 belongs to the category of operational amplifiers (op-amps).

Use

It is commonly used as a general-purpose operational amplifier for various analog circuit applications.

Characteristics

  • Low offset voltage: 150 µV (maximum)
  • Low noise: 8 nV/√Hz at 1 kHz
  • Wide bandwidth: 10 MHz
  • Low quiescent current: 725 µA per channel
  • Rail-to-rail output swing

Package

The OPA237UA/2K5 is available in a small-outline IC (SOIC) package.

Essence

This op-amp provides high precision and low power consumption, making it suitable for battery-powered and portable applications.

Packaging/Quantity

It is typically available in reels containing 2500 units.

Specifications

  • Supply Voltage Range: ±1.35 V to ±5.25 V
  • Input Offset Voltage: 150 µV (max)
  • Input Bias Current: 100 pA (typ)
  • Gain Bandwidth Product: 10 MHz
  • Slew Rate: 6 V/µs
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The OPA237UA/2K5 has a standard 8-pin SOIC package with the following pin configuration: 1. OUT- 2. IN- 3. V- 4. V+ 5. NC 6. V- 7. IN+ 8. OUT+

Functional Features

  • Rail-to-rail input and output
  • Low input bias current
  • Low offset voltage
  • High gain bandwidth product
  • Unity-gain stable

Advantages and Disadvantages

Advantages

  • Low offset voltage and low noise
  • Wide bandwidth
  • Low quiescent current
  • Rail-to-rail output swing

Disadvantages

  • Limited supply voltage range compared to some other op-amps
  • Higher cost compared to some general-purpose op-amps

Working Principles

The OPA237UA/2K5 operates based on the principles of differential amplification and feedback control. It amplifies the voltage difference between its two input terminals and provides a high-impedance output.

Detailed Application Field Plans

The OPA237UA/2K5 is well-suited for the following applications: - Sensor signal conditioning - Portable instrumentation - Battery-powered systems - Audio pre-amplification - Active filters

Detailed and Complete Alternative Models

Some alternative models to the OPA237UA/2K5 include: - OPA227 - OPA333 - OPA4340 - LM324 - MCP6001

In conclusion, the OPA237UA/2K5 is a versatile operational amplifier with low offset voltage, low noise, and wide bandwidth, making it suitable for various precision analog applications.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi OPA237UA/2K5 dalam penyelesaian teknikal

  1. What is the maximum input voltage for OPA237UA/2K5?
    - The maximum input voltage for OPA237UA/2K5 is typically ±16V.

  2. What is the typical gain bandwidth product of OPA237UA/2K5?
    - The typical gain bandwidth product of OPA237UA/2K5 is 10 MHz.

  3. Can OPA237UA/2K5 be used in single-supply applications?
    - Yes, OPA237UA/2K5 can be used in single-supply applications with proper biasing.

  4. What is the input offset voltage of OPA237UA/2K5?
    - The input offset voltage of OPA237UA/2K5 is typically 150 µV.

  5. Is OPA237UA/2K5 suitable for low-power applications?
    - Yes, OPA237UA/2K5 is suitable for low-power applications with a quiescent current of 375 µA.

  6. What is the common-mode rejection ratio (CMRR) of OPA237UA/2K5?
    - The CMRR of OPA237UA/2K5 is typically 100 dB.

  7. Can OPA237UA/2K5 be used in precision instrumentation applications?
    - Yes, OPA237UA/2K5 is suitable for precision instrumentation applications due to its low offset voltage and low noise.

  8. What is the temperature range for OPA237UA/2K5?
    - OPA237UA/2K5 has an operating temperature range of -40°C to 125°C.

  9. Does OPA237UA/2K5 require external compensation?
    - No, OPA237UA/2K5 is internally compensated and does not require external compensation.

  10. What is the recommended supply voltage for OPA237UA/2K5?
    - The recommended supply voltage for OPA237UA/2K5 is typically ±2.25V to ±18V.