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INA204AIPW
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INA204AIPW

Product Overview

Category: Integrated Circuit (IC)

Use: The INA204AIPW is a precision current-sensing amplifier designed for use in various applications where accurate measurement of current is required. It provides high accuracy and low offset voltage, making it suitable for both industrial and consumer electronics.

Characteristics: - High accuracy - Low offset voltage - Wide input voltage range - Low quiescent current - Rail-to-rail output swing

Package: The INA204AIPW is available in a standard 16-pin TSSOP package, which offers good thermal performance and ease of soldering.

Essence: The essence of the INA204AIPW lies in its ability to accurately measure current in a wide range of applications, providing precise and reliable results.

Packaging/Quantity: The INA204AIPW is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Supply Voltage Range: 2.7V to 5.5V
  • Input Common-Mode Voltage Range: -0.1V to +26V
  • Quiescent Current: 60µA (typical)
  • Gain Bandwidth Product: 500kHz
  • Input Offset Voltage: ±150µV (maximum)
  • Output Voltage Swing: Rail-to-Rail
  • Operating Temperature Range: -40°C to +125°C

Pin Configuration

The INA204AIPW has a total of 16 pins, as follows:

  1. V+ (Positive Power Supply)
  2. V- (Negative Power Supply)
  3. REF (Reference Voltage)
  4. IN+ (Positive Differential Input)
  5. IN- (Negative Differential Input)
  6. GND (Ground)
  7. OUT (Output)
  8. NC (No Connection)
  9. NC (No Connection)
  10. NC (No Connection)
  11. NC (No Connection)
  12. NC (No Connection)
  13. NC (No Connection)
  14. NC (No Connection)
  15. NC (No Connection)
  16. NC (No Connection)

Functional Features

  • High accuracy current sensing
  • Wide input voltage range for versatile applications
  • Low offset voltage for precise measurements
  • Rail-to-rail output swing for maximum signal integrity
  • Low quiescent current for power efficiency

Advantages and Disadvantages

Advantages: - High accuracy measurement - Wide input voltage range - Low offset voltage - Rail-to-rail output swing - Low quiescent current

Disadvantages: - Limited number of available pins for additional functionality - May require external components for specific applications

Working Principles

The INA204AIPW operates based on the principle of amplifying the voltage difference across a shunt resistor to accurately measure current. It utilizes a precision amplifier with low offset voltage and high common-mode rejection ratio to provide accurate current sensing in various applications.

Detailed Application Field Plans

The INA204AIPW can be used in a wide range of applications, including but not limited to: 1. Power management systems 2. Battery monitoring and charging circuits 3. Motor control systems 4. Current monitoring in industrial equipment 5. Overcurrent protection circuits 6. Energy monitoring systems

Detailed and Complete Alternative Models

  1. INA219 - Similar to INA204AIPW, but with additional features such as integrated ADC for digital output.
  2. INA226 - Offers higher accuracy and resolution compared to INA204AIPW, suitable for demanding applications.
  3. INA240 - Provides galvanic isolation for enhanced safety in high-voltage applications.
  4. INA282 - Designed specifically for bidirectional current sensing applications.

These alternative models offer different features and specifications to cater to specific requirements in various applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av INA204AIPW i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of INA204AIPW in technical solutions:

  1. Q: What is INA204AIPW? A: INA204AIPW is a high-side current shunt monitor IC (integrated circuit) that measures voltage drops across a shunt resistor to accurately measure current.

  2. Q: What is the purpose of using INA204AIPW in technical solutions? A: INA204AIPW is commonly used for current sensing and monitoring applications, such as power management, battery charging, motor control, and overcurrent protection.

  3. Q: How does INA204AIPW work? A: INA204AIPW works by measuring the voltage drop across a shunt resistor placed in series with the load, converting it into a proportional output voltage that can be easily measured.

  4. Q: What is the maximum current range that INA204AIPW can measure? A: INA204AIPW can measure currents up to ±2A, making it suitable for a wide range of low to moderate current sensing applications.

  5. Q: Can INA204AIPW measure both AC and DC currents? A: Yes, INA204AIPW can measure both AC and DC currents, as long as the frequency of the AC current is within its specified bandwidth.

  6. Q: What is the accuracy of INA204AIPW? A: INA204AIPW has a typical accuracy of ±0.5% of the measured current, providing precise current measurements for most applications.

  7. Q: Does INA204AIPW require an external power supply? A: Yes, INA204AIPW requires an external power supply typically ranging from 2.7V to 5.5V, which powers the IC and provides the necessary voltage reference.

  8. Q: Can INA204AIPW be used in high-voltage applications? A: Yes, INA204AIPW can be used in high-voltage applications as it has a common-mode voltage range of -0.3V to +26V, allowing for measurements in various voltage levels.

  9. Q: Does INA204AIPW provide any built-in protection features? A: Yes, INA204AIPW includes built-in overcurrent detection and fault reporting capabilities, allowing for quick response to abnormal current conditions.

  10. Q: What are some typical applications of INA204AIPW? A: Some typical applications of INA204AIPW include battery management systems, power supplies, motor control circuits, solar inverters, and industrial automation.