Texas Instruments
Bild kan vara representation.
Se specifikationer för produktinformation.
INA216A1YFFT
Visa detalj Datablad

INA216A1YFFT

Product Overview

Category

The INA216A1YFFT belongs to the category of precision current sense amplifiers.

Use

It is used for accurately measuring and amplifying small differential voltages across a shunt resistor in high-side current sensing applications.

Characteristics

  • High accuracy
  • Low offset voltage
  • Wide input common-mode voltage range
  • Low quiescent current
  • Small package size

Package

The INA216A1YFFT is available in a small, lead-free VSSOP-8 package.

Essence

The essence of the INA216A1YFFT lies in its ability to provide precise current measurements in various high-side current sensing applications.

Packaging/Quantity

The INA216A1YFFT is typically available in reels containing 2500 units.

Specifications

  • Input Voltage Range: ±40V
  • Supply Voltage Range: 2.7V to 5.5V
  • Quiescent Current: 100µA
  • Gain Error: ±0.5%
  • Bandwidth: 500kHz
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The INA216A1YFFT features the following pin configuration: 1. VS+ (Supply Voltage) 2. OUT (Output) 3. IN+ (Positive Input) 4. IN- (Negative Input) 5. REF- (Reference Negative) 6. REF+ (Reference Positive) 7. VS- (Supply Ground) 8. NC (No Connection)

Functional Features

  • High-Side Current Sensing
  • Precision Amplification
  • Wide Input Voltage Range
  • Low Offset Voltage
  • Low Quiescent Current

Advantages

  • High Accuracy
  • Small Package Size
  • Wide Input Common-Mode Voltage Range
  • Low Quiescent Current

Disadvantages

  • Limited to High-Side Current Sensing Applications
  • Requires External Shunt Resistor

Working Principles

The INA216A1YFFT operates by amplifying the small differential voltage developed across a shunt resistor when current flows through it. This amplified voltage is then measured to accurately determine the current passing through the shunt resistor.

Detailed Application Field Plans

The INA216A1YFFT is commonly used in various applications such as: - Battery Management Systems - Power Management in Industrial Equipment - Motor Control Systems - Solar Inverters - Overcurrent Protection Circuits

Detailed and Complete Alternative Models

Some alternative models to the INA216A1YFFT include: - INA210 - INA211 - INA212 - INA213 - INA214

In conclusion, the INA216A1YFFT is a precision current sense amplifier with high accuracy and low quiescent current, making it suitable for a wide range of high-side current sensing applications.

[Word Count: 411]

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av INA216A1YFFT i tekniska lösningar

  1. What is the INA216A1YFFT?

    • The INA216A1YFFT is a high-side current shunt and power monitor with an I2C interface, used for monitoring power consumption in various applications.

  2. What is the operating voltage range of the INA216A1YFFT?

    • The operating voltage range of the INA216A1YFFT is from 2.7V to 5.5V.

  3. What is the typical accuracy of the INA216A1YFFT?

    • The typical accuracy of the INA216A1YFFT is ±0.1% for current sensing and ±0.5% for voltage sensing.

  4. What is the maximum shunt voltage of the INA216A1YFFT?

    • The maximum shunt voltage of the INA216A1YFFT is ±320mV.

  5. What are the key features of the INA216A1YFFT?

    • The key features of the INA216A1YFFT include integrated precision shunt resistor, programmable calibration, and alert functions.

  6. What is the I2C address of the INA216A1YFFT?

    • The default I2C address of the INA216A1YFFT is 0x40, but it can be modified using external resistors.

  7. What are the typical applications of the INA216A1YFFT?

    • Typical applications of the INA216A1YFFT include power supplies, battery management systems, and industrial automation.

  8. What is the maximum data rate of the I2C interface on the INA216A1YFFT?

    • The maximum data rate of the I2C interface on the INA216A1YFFT is 400kHz.

  9. How does the alert function work on the INA216A1YFFT?

    • The alert function on the INA216A1YFFT can be programmed to trigger when certain current or voltage thresholds are exceeded, providing a flexible monitoring solution.

  10. Is the INA216A1YFFT suitable for automotive applications?

    • Yes, the INA216A1YFFT is suitable for automotive applications due to its wide operating voltage range and high accuracy.