INA199A3DCKR

Product Overview

Category: Integrated Circuit (IC)
Use: Current Shunt Monitor
Characteristics: High accuracy, low offset voltage, wide common-mode voltage range
Package: SC70-6
Essence: Monitors current flowing through a shunt resistor
Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

Supply Voltage Range: 2.7V to 5.5V
Quiescent Current: 60µA
Common-Mode Voltage Range: -16V to +80V
Gain Error: ±0.5%
Offset Voltage: ±100µV
Bandwidth: 500kHz
Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The INA199A3DCKR has a total of six pins:

V+ (Positive Power Supply)
V- (Negative Power Supply)
REF (Reference Voltage)
OUT (Output Voltage)
SET (Gain Setting)
SHDN (Shutdown)

Functional Features

High accuracy current sensing
Wide common-mode voltage range allows monitoring of high-side and low-side currents
Low offset voltage minimizes measurement errors
Adjustable gain setting for flexibility in different applications
Shutdown mode for power-saving when not in use

Advantages and Disadvantages

Advantages

High accuracy measurements
Wide operating voltage range
Low offset voltage reduces measurement errors
Adjustable gain setting for versatile applications
Shutdown mode for power-saving

Disadvantages

Limited bandwidth compared to some other current shunt monitors
Requires external shunt resistor for current sensing

Working Principles

The INA199A3DCKR is designed to monitor current flowing through a shunt resistor. It utilizes a high-precision amplifier to measure the voltage drop across the shunt resistor and provides an output voltage proportional to the current being monitored. The gain of the amplifier can be adjusted using the SET pin, allowing for customization based on the specific application requirements.

Detailed Application Field Plans

The INA199A3DCKR can be used in various applications that require accurate current monitoring. Some potential application fields include:

Battery management systems
Power supplies and converters
Motor control and protection
Overcurrent detection and fault diagnosis
Energy monitoring and metering

Detailed and Complete Alternative Models

INA199A2DCKR: Similar specifications but with a dual-channel configuration
INA199A4DCKR: Similar specifications but with a quad-channel configuration
INA199A1DCKR: Similar specifications but with a single-channel configuration

These alternative models provide options for different channel configurations based on the specific needs of the application.

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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät INA199A3DCKR :n soveltamiseen teknisissä ratkaisuissa

Sure! Here are 10 common questions and answers related to the application of INA199A3DCKR in technical solutions:

Q: What is the INA199A3DCKR? A: The INA199A3DCKR is a high-side current shunt monitor that can accurately measure current flowing through a shunt resistor.
Q: What is the purpose of using the INA199A3DCKR in a technical solution? A: The INA199A3DCKR is commonly used to monitor and control current levels in various applications such as power supplies, motor control, battery management, and industrial automation.
Q: How does the INA199A3DCKR work? A: The INA199A3DCKR 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 other monitoring devices.
Q: What is the maximum current range that the INA199A3DCKR can handle? A: The INA199A3DCKR can handle a maximum current range of ±20A.
Q: Can the INA199A3DCKR operate with a single power supply? A: Yes, the INA199A3DCKR can operate with a single power supply ranging from 2.7V to 26V.
Q: Is the INA199A3DCKR suitable for high-precision current measurements? A: Yes, the INA199A3DCKR offers high accuracy with a typical gain error of only 0.5%.
Q: Does the INA199A3DCKR provide any protection features? A: Yes, the INA199A3DCKR includes built-in overcurrent and overtemperature protection to safeguard the circuitry.
Q: Can the INA199A3DCKR be used in automotive applications? A: Yes, the INA199A3DCKR is AEC-Q100 qualified, making it suitable for automotive applications that require high reliability.
Q: What is the output voltage range of the INA199A3DCKR? A: The output voltage range of the INA199A3DCKR is typically 200mV with a gain of 10V/V.
Q: Are there any application notes or reference designs available for the INA199A3DCKR? A: Yes, Texas Instruments provides application notes and reference designs that can help users implement the INA199A3DCKR effectively in their technical solutions.

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