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INA207AIDG4
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INA207AIDG4

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Current Shunt Monitor
  • Characteristics: High-Side Measurement, Wide Common-Mode Range, Low Offset Voltage, Low Quiescent Current
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: Precision Current Sensing
  • Packaging/Quantity: Tube/250 pieces

Specifications

  • Supply Voltage: 2.7V to 26V
  • Input Common-Mode Voltage Range: -0.3V to +26V
  • Output Voltage Swing: 0V to V+ - 1.2V
  • Quiescent Current: 60µA
  • Gain Bandwidth Product: 500kHz
  • Offset Voltage: ±150µV
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The INA207AIDG4 has a total of 8 pins:

  1. OUT: Output Pin
  2. REF: Reference Voltage Input Pin
  3. IN-: Negative Differential Input Pin
  4. IN+: Positive Differential Input Pin
  5. VS-: Negative Supply Voltage Pin
  6. VS+: Positive Supply Voltage Pin
  7. SENSE-: Negative Current Sense Input Pin
  8. SENSE+: Positive Current Sense Input Pin

Functional Features

  • High accuracy current sensing
  • Wide common-mode voltage range
  • Low offset voltage and quiescent current
  • High gain bandwidth product for fast response
  • Overload protection
  • Reverse polarity protection

Advantages and Disadvantages

Advantages

  • Accurate current measurement
  • Wide operating voltage range
  • Low power consumption
  • Fast response time
  • Protection against overload and reverse polarity

Disadvantages

  • Limited output voltage swing
  • Requires external reference voltage

Working Principles

The INA207AIDG4 is designed to accurately measure current by utilizing a high-side measurement technique. It operates by sensing the voltage drop across a shunt resistor placed in series with the load. The differential voltage across the shunt resistor is amplified and converted into a proportional output voltage. This allows for precise current monitoring in various applications.

Detailed Application Field Plans

The INA207AIDG4 is commonly used in applications that require accurate current sensing, such as:

  1. Battery management systems
  2. Power supplies
  3. Motor control
  4. Industrial automation
  5. Solar inverters
  6. Automotive electronics

Detailed and Complete Alternative Models

  1. INA206AIDG4: Similar specifications and features, but with a lower gain bandwidth product.
  2. INA208AIDG4: Similar specifications and features, but with a higher gain bandwidth product.
  3. INA209AIDG4: Similar specifications and features, but with built-in overvoltage protection.

These alternative models provide options based on specific requirements and performance needs.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi INA207AIDG4 dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of INA207AIDG4 in technical solutions:

  1. Q: What is the INA207AIDG4? A: The INA207AIDG4 is a high-side current shunt monitor that can accurately measure current flowing through a shunt resistor.

  2. Q: What is the purpose of using the INA207AIDG4 in a technical solution? A: The INA207AIDG4 is used to monitor and measure current in various applications, such as power supplies, motor control, battery management, and industrial automation.

  3. Q: How does the INA207AIDG4 work? A: The INA207AIDG4 measures the voltage drop across a shunt resistor and converts it into a proportional output voltage, which can be easily measured by a microcontroller or ADC.

  4. Q: What is the maximum current range that the INA207AIDG4 can measure? A: The INA207AIDG4 can measure currents up to ±26A with a typical accuracy of 0.5%.

  5. Q: Can the INA207AIDG4 operate with a single power supply? A: Yes, the INA207AIDG4 can operate with a single power supply ranging from 2.7V to 26V.

  6. Q: Is the INA207AIDG4 suitable for high-frequency applications? A: Yes, the INA207AIDG4 has a bandwidth of 200kHz, making it suitable for high-frequency current monitoring.

  7. Q: Does the INA207AIDG4 provide any fault detection features? A: Yes, the INA207AIDG4 includes an overcurrent alert pin that can be used to detect and respond to fault conditions.

  8. Q: Can the INA207AIDG4 be used in automotive applications? A: Yes, the INA207AIDG4 is AEC-Q100 qualified, making it suitable for automotive applications that require high reliability.

  9. Q: What is the output voltage range of the INA207AIDG4? A: The output voltage range of the INA207AIDG4 is typically ±250mV, which can be adjusted using external resistors.

  10. Q: Are there any application notes or reference designs available for the INA207AIDG4? A: Yes, Texas Instruments provides application notes and reference designs that can help users implement the INA207AIDG4 in their technical solutions effectively.

Please note that these answers are general and may vary depending on specific use cases and requirements. It's always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.