Texas Instruments
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INA157UA/2K5G4
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INA157UA/2K5G4

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Amplifier
  • Characteristics: High precision, low noise, wide bandwidth
  • Package: SOIC-8
  • Essence: Instrumentation amplifier
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage: ±2.25V to ±18V
  • Input Offset Voltage: ±150µV (maximum)
  • Input Bias Current: ±50nA (maximum)
  • Gain Bandwidth Product: 1MHz (typical)
  • Input Common Mode Voltage Range: ±12V
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The INA157UA/2K5G4 has a total of 8 pins arranged as follows:

  1. V+
  2. V-
  3. REF
  4. IN-
  5. IN+
  6. OUT
  7. NC
  8. GND

Functional Features

  • High common-mode rejection ratio (CMRR)
  • Low input offset voltage and bias current
  • Wide input common-mode voltage range
  • Rail-to-rail output swing capability
  • Low distortion and noise

Advantages and Disadvantages

Advantages: - High precision amplification - Wide operating temperature range - Versatile application possibilities - Low noise performance

Disadvantages: - Limited gain bandwidth product compared to some alternatives - Requires external power supply

Working Principles

The INA157UA/2K5G4 is an instrumentation amplifier designed to amplify small differential signals while rejecting common-mode noise. It consists of three operational amplifiers configured in a specific way to achieve high precision amplification. The input signal is amplified by a programmable gain, and the output is obtained differentially. The amplifier operates with a dual power supply and provides a high level of accuracy and noise performance.

Detailed Application Field Plans

The INA157UA/2K5G4 finds applications in various fields, including:

  1. Medical instrumentation
  2. Industrial process control
  3. Data acquisition systems
  4. Test and measurement equipment
  5. Audio signal processing

Detailed and Complete Alternative Models

  1. AD8221ARZ - Instrumentation Amplifier, Single, 1 Circuit, 8-SOIC
  2. MCP6N11-010E/SN - Instrumentation Amplifier, Single, 1 Circuit, 8-SOIC
  3. LT1167ACS8#PBF - Instrumentation Amplifier, Single, 1 Circuit, 8-SOIC
  4. MAX4209ESA+T - Instrumentation Amplifier, Single, 1 Circuit, 8-SOIC
  5. AD620ANZ - Instrumentation Amplifier, Single, 1 Circuit, 8-PDIP

These alternative models offer similar functionality and can be considered as substitutes for the INA157UA/2K5G4 depending on specific requirements and availability.

In conclusion, the INA157UA/2K5G4 is a high precision instrumentation amplifier that offers low noise amplification with wide bandwidth. It finds applications in various fields and has several alternative models available in the market.

Orodhesha maswali na majibu 10 ya kawaida yanayohusiana na utumiaji wa INA157UA/2K5G4 katika suluhu za kiufundi

  1. What is the typical application of INA157UA/2K5G4?
    - The INA157UA/2K5G4 is commonly used as a precision instrumentation amplifier in various technical solutions.

  2. What is the input voltage range of INA157UA/2K5G4?
    - The input voltage range of INA157UA/2K5G4 is typically ±10V.

  3. Can INA157UA/2K5G4 be used in low-power applications?
    - Yes, INA157UA/2K5G4 is suitable for low-power applications due to its low quiescent current.

  4. What is the gain accuracy of INA157UA/2K5G4?
    - INA157UA/2K5G4 offers high gain accuracy and excellent common-mode rejection ratio (CMRR).

  5. Is INA157UA/2K5G4 suitable for sensor signal conditioning?
    - Yes, INA157UA/2K5G4 is commonly used for sensor signal conditioning due to its precision and low noise characteristics.

  6. Can INA157UA/2K5G4 operate in single-supply configurations?
    - Yes, INA157UA/2K5G4 can operate in single-supply configurations with proper biasing.

  7. What is the bandwidth of INA157UA/2K5G4?
    - The bandwidth of INA157UA/2K5G4 is typically in the range of several megahertz.

  8. Does INA157UA/2K5G4 require external components for operation?
    - Yes, INA157UA/2K5G4 requires external resistors for setting the gain and other passive components for proper operation.

  9. Is INA157UA/2K5G4 suitable for industrial control systems?
    - Yes, INA157UA/2K5G4 is commonly used in industrial control systems for precise signal amplification and conditioning.

  10. Can INA157UA/2K5G4 tolerate high common-mode voltages?
    - Yes, INA157UA/2K5G4 has a high common-mode voltage tolerance, making it suitable for applications with significant common-mode signals.