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INA199C2RSWR

INA199C2RSWR

Product Overview

Category

The INA199C2RSWR belongs to the category of integrated circuit (IC) amplifiers.

Use

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

Characteristics

  • High accuracy: The INA199C2RSWR offers high precision in current measurement, ensuring reliable results.
  • Wide input voltage range: It can handle a wide range of input voltages, making it suitable for various applications.
  • Low power consumption: This IC amplifier consumes minimal power, enhancing energy efficiency.
  • Small package size: The compact package allows for easy integration into different electronic systems.
  • Robust design: The INA199C2RSWR is designed to withstand harsh operating conditions, ensuring durability.

Package

The INA199C2RSWR is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of the INA199C2RSWR lies in its ability to accurately measure current in a wide range of applications.

Packaging/Quantity

This product 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 bandwidth product: 500 kHz
  • Output current: ±50 mA
  • Offset voltage: ±1.5 mV
  • Quiescent current: 60 µA

Detailed Pin Configuration

The INA199C2RSWR has the following pin configuration:

  1. V+ (Positive supply voltage)
  2. V- (Negative supply voltage)
  3. IN+ (Non-inverting input)
  4. IN- (Inverting input)
  5. OUT (Output)
  6. REF (Reference voltage)

Functional Features

  • High gain: The INA199C2RSWR provides a high gain, enabling accurate current measurement.
  • Low offset voltage: It has a low offset voltage, minimizing measurement errors.
  • Common-mode rejection: This IC amplifier offers excellent common-mode rejection, reducing noise interference.
  • Overload protection: The INA199C2RSWR includes built-in overload protection to prevent damage in case of excessive current.

Advantages and Disadvantages

Advantages

  • Accurate current sensing
  • Wide input voltage range
  • Low power consumption
  • Compact package size
  • Robust design

Disadvantages

  • Limited output current capacity
  • Requires external components for complete circuit implementation

Working Principles

The INA199C2RSWR operates based on the principle of differential amplification. It measures the voltage difference between the non-inverting and inverting inputs and amplifies it to provide an accurate representation of the current flowing through the sense resistor.

Detailed Application Field Plans

The INA199C2RSWR finds applications in various fields, including:

  1. Power management systems: It is used for current monitoring in power supplies, battery chargers, and DC-DC converters.
  2. Motor control: The INA199C2RSWR enables precise current sensing in motor control circuits, ensuring efficient operation.
  3. Industrial automation: It is employed in industrial automation systems for current monitoring in machinery and equipment.
  4. Automotive electronics: This IC amplifier is utilized in automotive applications such as electric vehicle charging systems and battery management.

Detailed and Complete Alternative Models

  1. INA199A2RSWR: Similar to the INA199C2RSWR but with a different gain bandwidth product.
  2. INA199B2RSWR: Another alternative with slightly different specifications, suitable for specific applications.
  3. INA199D2RSWR: A higher precision version of the INA199C2RSWR, offering enhanced accuracy in current measurement.

Note: The above alternative models are from the same product family and provide similar functionality with slight variations in specifications.

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技術ソリューションにおける INA199C2RSWR の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of INA199C2RSWR in technical solutions:

  1. Q: What is the INA199C2RSWR? A: The INA199C2RSWR is a high-side current shunt monitor IC that can accurately measure current flowing through a shunt resistor.

  2. Q: What is the purpose of using the INA199C2RSWR in a technical solution? A: The INA199C2RSWR 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 INA199C2RSWR work? A: The INA199C2RSWR 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 INA199C2RSWR can handle? A: The INA199C2RSWR can handle a maximum current range of ±20A.

  5. Q: Can the INA199C2RSWR operate with a single power supply? A: Yes, the INA199C2RSWR can operate with a single power supply ranging from 2.7V to 26V.

  6. Q: Is the INA199C2RSWR suitable for high-precision current measurements? A: Yes, the INA199C2RSWR offers high accuracy with a typical gain error of only 0.5%.

  7. Q: Does the INA199C2RSWR provide any protection features? A: Yes, the INA199C2RSWR includes built-in overcurrent detection and thermal shutdown protection to safeguard against excessive current or temperature.

  8. Q: Can the INA199C2RSWR be used in automotive applications? A: Yes, the INA199C2RSWR is AEC-Q100 qualified and can be used in automotive systems that require current monitoring.

  9. Q: What is the output voltage range of the INA199C2RSWR? A: The output voltage range of the INA199C2RSWR is typically 200mV with a gain of 10V/V.

  10. Q: Are there any application notes or reference designs available for the INA199C2RSWR? A: Yes, Texas Instruments provides application notes and reference designs that can help users implement the INA199C2RSWR in their technical solutions effectively.

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