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INA216A4RSWT
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INA216A4RSWT

Product Overview

Category: Integrated Circuit (IC)

Use: The INA216A4RSWT is a high-side current shunt and voltage monitor IC. It is designed to accurately measure current and voltage in various applications.

Characteristics: - High accuracy - Low offset voltage - Wide common-mode voltage range - Low quiescent current - Small package size

Package: SOIC-14

Essence: The INA216A4RSWT is an essential component for precise current and voltage monitoring in electronic systems.

Packaging/Quantity: The INA216A4RSWT is typically sold in reels of 2500 units.

Specifications

  • Supply Voltage Range: 2.7V to 5.5V
  • Common-Mode Voltage Range: -0.3V to +26V
  • Quiescent Current: 60µA (typical)
  • Gain Error: ±0.25% (maximum)
  • Offset Voltage: ±100µV (maximum)
  • Bandwidth: 200kHz (typical)
  • Operating Temperature Range: -40°C to +125°C

Pin Configuration

The INA216A4RSWT has a total of 14 pins, which are assigned as follows:

  1. V+ (Positive Power Supply)
  2. V- (Negative Power Supply)
  3. REF (Reference Voltage Output)
  4. IN+ (Positive Current Sense Input)
  5. IN- (Negative Current Sense Input)
  6. OUT (Output Voltage)
  7. NC (No Connection)
  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. GND (Ground)

Functional Features

  • Accurate current and voltage measurement
  • High-side sensing
  • Wide common-mode voltage range allows for versatile applications
  • Low power consumption
  • Small package size enables space-saving designs

Advantages and Disadvantages

Advantages: - High accuracy ensures precise measurements - Wide common-mode voltage range accommodates various systems - Low quiescent current minimizes power consumption - Small package size facilitates compact designs

Disadvantages: - Limited number of pins may restrict certain applications requiring additional functionality - Higher cost compared to simpler current monitoring solutions

Working Principles

The INA216A4RSWT operates by measuring the voltage drop across a shunt resistor placed in series with the load. The voltage difference is amplified and converted into a proportional output voltage. By accurately measuring the voltage drop, the IC can determine the current flowing through the load.

Detailed Application Field Plans

The INA216A4RSWT finds applications in various fields, including but not limited to: 1. Power management systems 2. Battery monitoring and protection circuits 3. Motor control systems 4. Industrial automation 5. Solar energy systems 6. Automotive electronics

Detailed and Complete Alternative Models

  1. INA219AIDCNR - Similar high-side current shunt and voltage monitor IC with I2C interface.
  2. INA226AIDGSR - High-side bi-directional current/power monitor IC with I2C interface.
  3. MAX4080SASA+ - Precision high-side current-sense amplifier with wide input voltage range.

These alternative models offer similar functionalities and can be considered as alternatives to the INA216A4RSWT based on specific application requirements.

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Liste 10 perguntas e respostas comuns relacionadas à aplicação de INA216A4RSWT em soluções técnicas

Sure! Here are 10 common questions and answers related to the application of INA216A4RSWT in technical solutions:

  1. Q: What is the INA216A4RSWT? A: The INA216A4RSWT is a high-side current shunt monitor IC that can accurately measure current in a circuit.

  2. Q: What is the purpose of using the INA216A4RSWT in a technical solution? A: The INA216A4RSWT is used to monitor and measure current in various applications, such as power supplies, motor control, battery management systems, and more.

  3. Q: How does the INA216A4RSWT work? A: The INA216A4RSWT works by measuring the voltage drop across a shunt resistor connected in series with the current path and converting it into a proportional output voltage.

  4. Q: What is the maximum current that the INA216A4RSWT can measure? A: The INA216A4RSWT has a maximum current measurement range of ±16A.

  5. Q: Can the INA216A4RSWT be used for both AC and DC current measurements? A: Yes, the INA216A4RSWT can be used for both AC and DC current measurements.

  6. Q: What is the accuracy of the INA216A4RSWT? A: The INA216A4RSWT has a typical accuracy of ±0.5% of the measured value.

  7. Q: Does the INA216A4RSWT require an external power supply? A: Yes, the INA216A4RSWT requires a separate power supply for its operation.

  8. Q: Can the INA216A4RSWT provide digital output? A: No, the INA216A4RSWT provides an analog output voltage that can be interfaced with an ADC or microcontroller for further processing.

  9. Q: Is the INA216A4RSWT suitable for high-voltage applications? A: No, the INA216A4RSWT is designed for low-voltage applications and has a maximum supply voltage of 5.5V.

  10. Q: Are there any application notes or reference designs available for using the INA216A4RSWT? A: Yes, Texas Instruments provides application notes and reference designs that can help in implementing the INA216A4RSWT in various technical solutions.

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