INA198AIDBVR

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INA198AIDBVR

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IC CURRENT MONITOR 3% SOT23-5

  • Nhà sản xuấtTexas Dụng cụ

  • Ông. Phần #INA198AIDBVR

  • Gói SOT-23 (DBV)-5

  • Có sẵn4372

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Thông số kỹ thuật

thuộc tính Giá trị
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

Tổng quan

Description

The INA198AIDBVR is a high-side current shunt monitor from Texas Instruments. It's part of the INA19x series, designed to measure small differential voltages over a shunt resistor in the presence of large common-mode voltages. This device offers precision current sensing by amplifying the voltage across a shunt resistor, allowing for accurate current measurement in various applications.
Key features include:
1. Wide Common-Mode Voltage Range: Operates from -16V to +80V, making it suitable for high-voltage applications.
2. Gain Options: Provides different gain options for flexibility in design, with the INA198 having a gain of 100V/V.
3. Low Offset Voltage: Ensures high precision by maintaining a low input offset voltage.
4. Low Power Consumption: Designed for energy-efficient applications with minimal power usage.
5. Small Package: Available in a compact SOT-23 package, facilitating easy integration into space-constrained designs.
Applications for the INA198AIDBVR include power management systems, automotive current monitoring, and battery management systems, where precise current measurement is crucial for system reliability and efficiency.

Equivalent

The INA198AIDBVR is a current shunt monitor from Texas Instruments. Equivalent products include:
1. MAX9641 by Maxim Integrated: A similar current-sense amplifier.
2. LTC6101 by Analog Devices: Offers similar current sensing capabilities.
3. AD8210 by Analog Devices: A comparable high-voltage current shunt monitor.
4. TSC2010A by STMicroelectronics: Another alternative for current sensing applications.
These alternatives may vary in specifications, so it is important to compare them based on your specific requirements.

Features

The INA198AIDBVR is a precision current shunt monitor from Texas Instruments. It features a wide common-mode voltage range, allowing it to accurately measure current across a shunt resistor in various applications. Key specifications include:
1. Wide Common-Mode Voltage Range: Operates from -16V to +80V, suitable for high-side or low-side current sensing.
2. High Accuracy: Offers low offset voltage and drift, ensuring precise current measurements.
3. Fixed Gain: Comes with a fixed gain of 100V/V for easy integration into designs.
4. Low Power Consumption: Features low supply current, making it suitable for power-sensitive applications.
5. Small Package: Available in a SOT-23 package, enabling compact design implementations.
6. Wide Operating Temperature Range: Functions effectively from -40°C to +125°C, suitable for industrial applications.
This device is ideal for use in applications such as battery management systems, power supplies, and motor control, where accurate current measurement is critical.

Pinout

The INA198AIDBVR is a current shunt monitor integrated circuit (IC) from Texas Instruments. It comes in an 8-pin package, specifically the SOT-23-8 (DBV) format.
Here's a brief overview of its pin functions:
1. IN+ (Pin 1): Non-inverting input, connected to the higher voltage side of the shunt resistor.
2. IN- (Pin 2): Inverting input, connected to the lower voltage side of the shunt resistor.
3. REF1 (Pin 3): Reference voltage input, used to set the output voltage reference level.
4. REF2 (Pin 4): Second reference voltage input, typically grounded or connected to a reference voltage.
5. GND (Pin 5): Ground pin.
6. OUT (Pin 6): Output pin, providing a voltage that is proportional to the differential input voltage.
7. VS (Pin 7): Power supply pin, typically connected to a voltage source from 2.7 V to 18 V.
8. NC (Pin 8): No connection, generally left unconnected.
The INA198 is used for high-side current sensing and features high accuracy and a wide common-mode voltage range, making it suitable for various applications such as battery chargers and power management systems.

Manufacturer

The manufacturer of the INA198AIDBVR is Texas Instruments Incorporated (TI). Texas Instruments is a global technology company that designs and manufactures semiconductors and various integrated circuits. The company is known for its production of analog chips and embedded processors, which are used in a wide range of electronic devices and systems. TI's products find applications in numerous industries, including consumer electronics, automotive, industrial, communications, and enterprise systems. The company is recognized for its innovation and contributions to the advancement of technology, focusing on areas like power management, data converters, and signal processing. Texas Instruments also provides extensive support and development tools for engineers to facilitate the integration of its products into various applications.

Application

The INA198AIDBVR is a precision current-shunt monitor used in various applications. Its primary application areas include current sensing in power management systems, overcurrent protection, and power optimization in portable electronics. It's also employed in battery management systems to monitor charge and discharge cycles, and in automotive systems for current measurement in electric and hybrid vehicles. Additionally, it can be used in industrial applications such as motor control systems, power supplies, and energy monitoring solutions, providing accurate current measurements for efficient system operation and safety compliance.

Package

The INA198AIDBVR is a current-shunt monitor available in a SOT-23 package type. This small-outline transistor package is well-suited for compact circuit designs, offering a small footprint while providing accurate current measurement capabilities.

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