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INA250A2PWR
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INA250A2PWR

Product Overview

Category

The INA250A2PWR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for current sensing and monitoring applications.

Characteristics

  • High accuracy current sensing
  • Low offset voltage
  • Wide input voltage range
  • Small package size
  • Low power consumption

Package

The INA250A2PWR is available in a small outline package (SOP) with a specified pin configuration.

Essence

The essence of the INA250A2PWR lies in its ability to accurately sense and monitor current in various applications.

Packaging/Quantity

The INA250A2PWR is typically packaged in reels, with a quantity of 2500 units per reel.

Specifications

  • Supply Voltage: 2.7V to 5.5V
  • Input Common Mode Voltage Range: -0.3V to Vcc+0.3V
  • Operating Temperature Range: -40°C to +125°C
  • Gain Error: ±0.5%
  • Offset Voltage: ±50µV
  • Bandwidth: 200kHz

Detailed Pin Configuration

The INA250A2PWR has the following pin configuration:

  1. V+
  2. V-
  3. OUT
  4. REF
  5. SET
  6. GND

Functional Features

  • High precision current sensing
  • Adjustable gain and offset voltage
  • Built-in overcurrent detection
  • Low quiescent current
  • Wide common mode voltage range

Advantages and Disadvantages

Advantages

  • Accurate current sensing
  • Wide input voltage range
  • Small package size
  • Low power consumption

Disadvantages

  • Limited bandwidth compared to some alternative models
  • Higher cost compared to certain alternatives

Working Principles

The INA250A2PWR utilizes a precision current-sensing amplifier to measure the voltage drop across a shunt resistor. This voltage is then amplified and converted into a proportional current measurement.

Detailed Application Field Plans

The INA250A2PWR finds applications in various fields, including but not limited to: - Power management systems - Battery monitoring - Motor control - Industrial automation - Energy harvesting systems

Detailed and Complete Alternative Models

Some alternative models to the INA250A2PWR include: - INA219 - ACS712 - MAX471 - AD8211

These alternatives offer similar functionality and can be considered based on specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací INA250A2PWR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of INA250A2PWR in technical solutions:

  1. Q: What is the INA250A2PWR? A: The INA250A2PWR is a high-side current shunt and power monitor IC designed for accurate current measurement in various applications.

  2. Q: What is the operating voltage range of the INA250A2PWR? A: The INA250A2PWR operates from a single supply voltage range of 2.7V to 5.5V.

  3. Q: What is the maximum current sensing range of the INA250A2PWR? A: The INA250A2PWR can measure currents up to ±80A with a typical accuracy of ±0.5%.

  4. Q: Can the INA250A2PWR be used for bidirectional current measurement? A: Yes, the INA250A2PWR supports bidirectional current measurement, allowing it to accurately measure both positive and negative currents.

  5. Q: How does the INA250A2PWR provide accurate current measurements? A: The INA250A2PWR utilizes a precision current-sensing resistor and an internal amplifier to measure the voltage drop across the resistor, providing accurate current measurements.

  6. Q: Does the INA250A2PWR have any built-in protection features? A: Yes, the INA250A2PWR includes overcurrent and overtemperature protection features to safeguard against excessive current or temperature conditions.

  7. Q: Can the INA250A2PWR communicate with microcontrollers or other devices? A: Yes, the INA250A2PWR has an I2C interface that allows it to communicate with microcontrollers or other devices for data retrieval and configuration.

  8. Q: What is the typical power consumption of the INA250A2PWR? A: The typical power consumption of the INA250A2PWR is around 1.6mW, making it suitable for low-power applications.

  9. Q: Can the INA250A2PWR be used in automotive applications? A: Yes, the INA250A2PWR is AEC-Q100 qualified and can be used in automotive applications that require accurate current monitoring.

  10. Q: Are there any application examples where the INA250A2PWR can be used? A: Yes, the INA250A2PWR can be used in various applications such as battery management systems, motor control, power supplies, and energy monitoring systems.

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