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INA2137UAG4
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INA2137UAG4

Product Overview

Category

The INA2137UAG4 belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for precision current sensing in various applications.

Characteristics

  • High accuracy and precision
  • Low offset voltage
  • Wide input voltage range
  • High common-mode rejection ratio (CMRR)
  • Low power consumption

Package

The INA2137UAG4 is available in a small outline package (SOP) with 8 pins.

Essence

The essence of the INA2137UAG4 lies in its ability to accurately measure current in a wide range of applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Supply Voltage: 2.7V to 36V
  • Input Common-Mode Voltage Range: -0.3V to V+ + 0.3V
  • Output Voltage Swing: Rail-to-Rail
  • Gain Bandwidth Product: 500kHz
  • Quiescent Current: 350µA
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

  1. V+
  2. V-
  3. IN+
  4. IN-
  5. REF
  6. OUT
  7. NC
  8. GND

Functional Features

  • High accuracy current sensing
  • Differential input configuration
  • Rail-to-rail output swing
  • Internal reference voltage
  • Low quiescent current

Advantages

  • Accurate and precise current sensing
  • Wide input voltage range allows for versatile applications
  • Low power consumption ensures energy efficiency
  • High common-mode rejection ratio minimizes noise interference

Disadvantages

  • Limited gain bandwidth product may restrict high-frequency applications
  • Single-ended output configuration may not be suitable for all applications

Working Principles

The INA2137UAG4 operates based on the principle of differential amplification. It measures the voltage difference between the IN+ and IN- pins, which corresponds to the current flowing through a shunt resistor. The amplified output voltage is then provided at the OUT pin, allowing for accurate current sensing.

Detailed Application Field Plans

The INA2137UAG4 finds extensive use in various fields, including:

  1. Power management systems
  2. Battery charging and monitoring
  3. Motor control systems
  4. Industrial automation
  5. Solar energy systems
  6. Automotive electronics

Detailed and Complete Alternative Models

  1. INA2137PAG4: Similar specifications but available in a different package (DIP)
  2. INA2137UA: Lower supply voltage range (2.7V to 18V) but otherwise similar features
  3. INA2137P: Higher gain bandwidth product (1MHz) but limited input voltage range (±16V)

These alternative models provide options with varying characteristics to suit specific application requirements.

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Orodhesha maswali na majibu 10 ya kawaida yanayohusiana na utumiaji wa INA2137UAG4 katika suluhu za kiufundi

Sure! Here are 10 common questions and answers related to the application of INA2137UAG4 in technical solutions:

  1. Q: What is the INA2137UAG4? A: The INA2137UAG4 is a high-precision, low-drift, bidirectional current shunt monitor IC.

  2. Q: What is the purpose of using the INA2137UAG4 in technical solutions? A: The INA2137UAG4 is used to accurately measure and monitor current flowing through a shunt resistor in various applications.

  3. Q: How does the INA2137UAG4 measure current? A: The INA2137UAG4 measures current by sensing the voltage drop across a shunt resistor and converting it into a proportional output voltage.

  4. Q: What is the maximum current range that the INA2137UAG4 can measure? A: The INA2137UAG4 can measure currents up to ±26A with a typical gain of 20V/V.

  5. Q: Can the INA2137UAG4 be used for both AC and DC current measurements? A: Yes, the INA2137UAG4 can be used for both AC and DC current measurements.

  6. Q: Does the INA2137UAG4 require an external power supply? A: Yes, the INA2137UAG4 requires a single positive power supply between 2.7V and 26V.

  7. Q: What is the output voltage range of the INA2137UAG4? A: The output voltage range of the INA2137UAG4 is typically ±250mV.

  8. Q: Can the INA2137UAG4 be used in high-temperature environments? A: Yes, the INA2137UAG4 is designed to operate in a temperature range of -40°C to +125°C.

  9. Q: What are some typical applications of the INA2137UAG4? A: The INA2137UAG4 is commonly used in power management systems, motor control, battery monitoring, and current sensing applications.

  10. Q: Are there any evaluation boards or reference designs available for the INA2137UAG4? A: Yes, Texas Instruments provides evaluation modules and reference designs that can help users quickly prototype and implement the INA2137UAG4 in their applications.

Please note that these answers are general and may vary depending on specific application requirements and datasheet specifications.