Texas Instruments
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INA188IDRJR
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INA188IDRJR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Amplifier
  • Characteristics: High precision, low noise, low power consumption
  • Package: SOT-23-5
  • Essence: Instrumentation amplifier
  • Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

  • Supply Voltage Range: ±1.35V to ±18V
  • Input Offset Voltage: ±150µV (maximum)
  • Gain Bandwidth Product: 1MHz (typical)
  • Input Bias Current: ±50nA (maximum)
  • Common Mode Rejection Ratio: 100dB (typical)
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The INA188IDRJR has a total of five pins:

  1. Pin 1: Non-Inverting Input (+IN)
  2. Pin 2: Inverting Input (-IN)
  3. Pin 3: Output (OUT)
  4. Pin 4: Negative Power Supply (-VS)
  5. Pin 5: Positive Power Supply (+VS)

Functional Features

  • High common mode rejection ratio for accurate measurements in noisy environments.
  • Low input offset voltage for precise amplification.
  • Wide supply voltage range allows flexibility in various applications.
  • Rail-to-rail output swing enables full utilization of the supply voltage range.

Advantages and Disadvantages

Advantages: - High precision amplification - Low noise performance - Low power consumption - Wide operating temperature range

Disadvantages: - Limited gain bandwidth product compared to some other amplifiers - Requires external components for proper operation

Working Principles

The INA188IDRJR is an instrumentation amplifier designed to amplify small differential signals while rejecting common-mode noise. It consists of three operational amplifiers configured in a differential amplifier topology. The input signals are amplified and then combined to provide a single-ended output. The amplifier operates by maintaining a high common-mode rejection ratio, allowing accurate measurement of small differential voltages.

Detailed Application Field Plans

The INA188IDRJR is commonly used in various applications, including:

  1. Medical Devices: ECG amplification, blood pressure monitoring.
  2. Industrial Automation: Sensor signal conditioning, process control.
  3. Test and Measurement Equipment: Data acquisition systems, strain gauge amplification.
  4. Audio Systems: Microphone preamplifiers, audio mixers.

Detailed and Complete Alternative Models

  • INA118P
  • INA333AIDGKR
  • AD8221ARZ
  • MCP6V01T-E/OT

These alternative models offer similar functionality and can be used as substitutes for the INA188IDRJR in various applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací INA188IDRJR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of INA188IDRJR in technical solutions:

  1. Q: What is the INA188IDRJR? A: The INA188IDRJR is a precision, low-power, bidirectional current-sense amplifier.

  2. Q: What is the purpose of using the INA188IDRJR in technical solutions? A: The INA188IDRJR is used to accurately measure and monitor bidirectional current flow in various applications.

  3. Q: What is the voltage supply range for the INA188IDRJR? A: The INA188IDRJR operates with a voltage supply range from 2.7V to 5.5V.

  4. Q: Can the INA188IDRJR handle high common-mode voltages? A: Yes, the INA188IDRJR can handle common-mode voltages up to 26V.

  5. Q: What is the gain accuracy of the INA188IDRJR? A: The gain accuracy of the INA188IDRJR is typically 0.5%.

  6. Q: Is the INA188IDRJR suitable for high-speed applications? A: No, the INA188IDRJR is not designed for high-speed applications as it has a bandwidth of 200 kHz.

  7. Q: Can the INA188IDRJR operate in harsh environments? A: Yes, the INA188IDRJR is designed to operate in industrial temperature ranges (-40°C to +125°C).

  8. Q: Does the INA188IDRJR have built-in protection features? A: Yes, the INA188IDRJR includes features like overvoltage protection and reverse polarity protection.

  9. Q: What is the package type of the INA188IDRJR? A: The INA188IDRJR is available in a small SOT-23 package.

  10. Q: What are some typical applications of the INA188IDRJR? A: The INA188IDRJR is commonly used in battery monitoring, power management systems, motor control, and current sensing applications.

Please note that these answers are general and may vary depending on specific use cases and requirements.