INA197AIDBVR

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INA197AIDBVR

+Nomenclature

IC CURRENT MONITOR 3% SOT23-5

  • FabricantTexas Instruments

  • Pièce fabricant #INA197AIDBVR

  • Package SOT-23 (DBV)-5

  • En stock2074

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Spécifications

Attribut Valeur
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Current Monitor
SensingMethod High-Side
Accuracy ±3%
Voltage-Input -16V ~ 80V
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case SC-74A, SOT-753

Présentation

Description

The INA197AIDBVR is a precision current-shunt monitor from Texas Instruments. It is part of the INA197 series, which is designed to measure the voltage across a shunt resistor and convert it into an output voltage that is proportional to the measured current. This device operates with a single power supply ranging from 2.7V to 18V, making it versatile for various applications.
Key features include a fixed gain of 50 V/V, which simplifies design by eliminating the need for external gain-setting resistors. It is known for its high accuracy and low offset voltage, which enhance measurement precision. The INA197AIDBVR is packaged in a small SOT-23 format, making it suitable for compact circuit designs. It is typically used in applications such as battery chargers, power management systems, and overcurrent protection devices where accurate current monitoring is critical. Overall, the INA197AIDBVR is valued for its precision, simplicity, and reliability in current sensing applications.

Equivalent

The INA197AIDBVR is a current-shunt monitor from Texas Instruments. Equivalent products include the Maxim Integrated MAX4080, Analog Devices AD8210, and Allegro Microsystems ACS712 (with some differences in specifications and features). When selecting an equivalent, ensure compatibility with your specific application requirements, such as supply voltage, input offset voltage, bandwidth, and package type.

Features

The INA197AIDBVR is a precision current shunt monitor from Texas Instruments. It is designed to sense voltage drops across shunt resistors in various high-side and low-side current sensing applications. Key features include:
1. Wide Common-Mode Range: Operates with a common-mode voltage range from -16 V to +80 V, making it versatile for different applications.

2. High Accuracy: Offers low offset voltage and drift, ensuring precise current measurements.
3. Gain Options: Available with a fixed gain of 20V/V, suitable for various shunt resistances and current ranges.
4. Low Quiescent Current: Consumes minimal power, aiding in battery-powered and energy-efficient designs.
5. Temperature Range: Supports a wide temperature range from -40°C to +125°C, ensuring reliability in harsh environments.
6. Small Package: Available in a compact SOT-23 package, ideal for space-constrained applications.
These features make the INA197AIDBVR suitable for automotive, industrial, and consumer electronics applications where precision current monitoring is critical.

Pinout

The INA197AIDBVR is a current shunt monitor from Texas Instruments. It is part of the INA19x series, which is designed for current sensing applications. This specific model, INA197AIDBVR, is housed in a SOT-23 package and features 5 pins.
The primary function of the INA197 is to measure the voltage across a current shunt resistor and amplify this voltage to provide an output that is proportional to the current flowing through the shunt. It is designed for applications requiring high accuracy and operates over a wide supply voltage range.
For detailed information on pin configuration and specific functionalities of each pin, referring to the official datasheet of the INA197AIDBVR is recommended.

Manufacturer

The INA197AIDBVR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. The company is well-known for its analog chips and embedded processors, which are used in a wide range of electronic devices. TI operates globally and serves various industries, including automotive, industrial, personal electronics, and communications equipment.

Application

The INA197AIDBVR is a high-side, current-shunt monitor commonly used in various applications due to its precision and low power consumption. Key application areas include:
1. Battery Management Systems: Monitoring and managing battery charge and discharge currents.
2. Power Management: Overcurrent protection and power monitoring in DC/DC converters and power supplies.
3. Automotive Systems: Current sensing in electric and hybrid vehicles for motor control and battery management.
4. Telecommunications: Monitoring current in base stations and network equipment.
5. Industrial Automation: Current measurement in robotic and automated systems.
6. Portable Devices: Battery-operated devices where space and power efficiency are critical.
These applications benefit from its ability to accurately measure current in high-side circuits with minimal power draw.

Package

The INA197AIDBVR is packaged in a SOT-23-6 (Small Outline Transistor) form factor. This is a small, surface-mount package commonly used for integrated circuits, providing a compact and efficient footprint for electronic designs.

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