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INA198AQDBVRQ1

Name: INA198AQDBVRQ1
Rating: 4.7 (12 reviews)

IC CURRENT MONITOR 3% SOT23-5

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規格

Part Status	Active
Function	Current Monitor
Sensing Method	High-Side
Accuracy	±3%
Voltage - Input	-16V ~ 80V
Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	SC-74A, SOT-753
Supplier Device Package	SOT-23-5
Base Product Number	INA198
Grade	Automotive
Qualification	AEC-Q100

概述

Description

The INA198AQDBVRQ1 is a precision current sense amplifier designed by Texas Instruments. It features a low offset voltage and a high common-mode voltage range, making it suitable for applications in automotive and industrial environments where accurate current measurement is crucial. This device operates on a supply voltage range of 2.7V to 5.5V and offers high accuracy with a typical gain of 100V/V, enabling efficient monitoring of small current levels.
Key features include low power consumption, a wide operating temperature range, and a small package size (SOT-23-5), which facilitates integration into compact designs. The INA198 is commonly used in battery management systems, motor control, and power monitoring applications, where precise current readings are necessary for performance optimization and protection. Its robustness and reliability make it an ideal choice for demanding environments.

Features

The INA198AQDBVRQ1 is a precision instrumentation amplifier designed for low-power, high-accuracy applications. Key features include:
1. Low Offset Voltage: It provides low offset voltage, ensuring accurate signal amplification.
2. High Common-Mode Rejection Ratio (CMRR): Offers excellent CMRR, making it suitable for accurate measurements in noisy environments.
3. Wide Supply Range: Operates from a supply voltage of 2.7V to 36V.
4. Low Power Consumption: Designed for low power applications, consuming minimal current.
5. High Input Impedance: The high input impedance allows for minimal loading of the signal source.
6. Gain Options: It has programmable gain settings, typically from 1 to 1000.
7. Temperature Range: Rated for operation over an industrial temperature range of -40°C to +125°C.
8. Compact Package: Available in a small VSSOP-8 package for space-constrained designs.
These features make the INA198AQDBVRQ1 ideal for applications like sensor signal conditioning, medical instrumentation, and data acquisition systems.

Package

The INA198AQDBVRQ1 is packaged in a DBV (SOT-23) type, which is a small, surface-mount package. It typically has five pins and is designed for compact circuit designs, facilitating easy integration into various applications.

Pinout

The INA198AQDBVRQ1 is a precision current shunt monitor from Texas Instruments. It comes in a 5-pin SOT-23 package. The pin configuration and functions are as follows:
1. IN+ (Pin 1): Positive input for the shunt voltage.
2. IN- (Pin 2): Negative input for the shunt voltage.
3. GND (Pin 3): Ground reference for the device.
4. VDD (Pin 4): Supply voltage input, typically between 2.7V and 5.5V.
5. VOUT (Pin 5): Output voltage that represents the amplified shunt voltage.
The INA198 is designed for high precision and low offset, making it suitable for a range of current sensing applications in various electronic systems. Its compact size and low power consumption are additional advantages.

Manufacturer

The INA198AQDBVRQ1 is manufactured by Texas Instruments (TI), a global semiconductor company headquartered in Dallas, Texas. Texas Instruments is known for designing and manufacturing a wide range of analog and digital semiconductors, including operational amplifiers, data converters, microcontrollers, and more. The company serves various industries, including automotive, industrial, and consumer electronics, and is recognized for its innovative solutions in analog and mixed-signal technology. TI focuses on providing high-performance and reliable products, and the INA198AQDBVRQ1 is a precision instrumentation amplifier designed for applications requiring high accuracy and low power consumption.

Application

The INA198AQDBVRQ1 is a precision current sensing amplifier primarily used in automotive applications, such as battery management systems, motor control, and power monitoring. It is also suitable for industrial automation, renewable energy systems, and electric vehicle charging infrastructure, where accurate current measurement and monitoring are crucial for system performance and safety.

Equivalent

The INA198AQDBVRQ1 is a precision current shunt monitor from Texas Instruments. Equivalent products include the INA181, INA190, and INA193 from Texas Instruments, which also offer high accuracy and low offset voltage. Additionally, other manufacturers like Analog Devices have products like the AD8210 and AD8211 that serve similar applications. Always verify specifications to ensure compatibility with your specific requirements.