INA293A2IDBVR

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INA293A2IDBVR

+БОМ

IC CURR SENSE 1 CIRCUIT SOT23-5

  • ПроизводительТехасские инструменты

  • Мфр. Часть #INA293A2IDBVR

  • В наличии3893

365 Дни гарантии качества

7*24 часы обслуживания каранти

90-гарантия послепродажного дня

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Спецификации

Атрибут Ценность
PartStatus Active
BaseProductNumber INA293
AmplifierType Current Sense
NumberofCircuits 1
SlewRate 2.5V/µs
Current-InputBias 20 µA
Voltage-InputOffset 15 µV
Current-Supply 1.5mA
Voltage-SupplySpan(Min) 2.7 V
Voltage-SupplySpan(Max) 20 V
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package SC-74A, SOT-753
SupplierDevicePackage SOT-23-5
Packaging Cut Tape (CT), Tape & Reel (TR)
-3dbBandwidth 1.3 MHz

Обзор

Description

The INA293A2IDBVR is a precision current sense amplifier designed for high-side current sensing applications. It features a low offset voltage, high common-mode range, and a low input bias current, making it suitable for a variety of industrial and automotive applications.
Key specifications include a gain of 50 V/V, allowing for accurate current measurement in applications such as battery management, motor control, and power monitoring. The device operates from a supply voltage range of 2.7V to 5.5V and is optimized for use with shunt resistors, providing a differential input voltage range of up to 100 mV.
Housed in a compact SOT-23 package, the INA293A2IDBVR is ideal for space-constrained designs. Its robust performance, coupled with low total output error and minimal temperature drift, makes it a reliable choice for engineers looking to implement precise current sensing in their circuits.

Equivalent

The INA293A2IDBVR is a current sense amplifier. Equivalent products include the INA181, INA210, and INA199 series from Texas Instruments, as well as the MAX4371 from Maxim Integrated. For similar functionality, consider the LTC6101 from Analog Devices. Always verify specifications like gain, bandwidth, and supply voltage to ensure compatibility.

Features

The INA293A2IDBVR is a precision current-sense amplifier designed for high-side current sensing applications. Key features include:
1. High Accuracy: Provides low offset voltage, ensuring accurate current measurements.
2. Wide Supply Voltage Range: Operates from 2.7V to 5.5V, making it suitable for various applications.
3. Low Quiescent Current: Minimal power consumption during operation, beneficial for battery-powered devices.
4. Gain Options: Available gain settings (typically 50 V/V and 100 V/V) to accommodate different sensing needs.
5. Common-Mode Voltage Range: Supports up to 36V, enabling high-side sensing without negative effects on performance.
6. Rail-to-Rail Output: Allows output voltage to swing close to the supply rails, enhancing usability in different circuit configurations.
7. Temperature Range: Operating temperature range from -40°C to +125°C ensures reliability in various environments.
8. Compact Package: Comes in a small SOIC-8 package, facilitating space-saving designs.
These features make the INA293A2IDBVR ideal for automotive, industrial, and consumer electronics applications.

Pinout

The INA293A2IDBVR is a current sense amplifier with a total of 8 pins. Its pin configuration and functions are as follows:
1. IN+: Positive input for the current sensing.
2. IN-: Negative input for the current sensing.
3. V-: Negative supply voltage (ground).
4. VOUT: Output voltage that corresponds to the sensed current.
5. REF: Reference voltage input for offset adjustment.
6. GND: Ground reference pin.
7. NC: No Connect (not used).
8. V+: Positive supply voltage.
This device is designed to measure small voltage drops across a shunt resistor, providing a differential output proportional to the current flowing through the shunt. The INA293A2IDBVR is suitable for high-side current sensing applications, with a wide supply voltage range and low power consumption.

Manufacturer

The INA293A2IDBVR is manufactured by Texas Instruments (TI), a well-known company in the semiconductor industry. Texas Instruments specializes in designing and producing a wide range of electronic components, including analog and embedded processing products, digital signal processors, microcontrollers, and various integrated circuits. Founded in 1930, the company has a longstanding reputation for innovation and quality in the field of electronics. TI serves diverse markets, including automotive, industrial, communications, consumer electronics, and medical devices, providing solutions that enhance performance and efficiency in electronic systems. The INA293A2IDBVR itself is an integrated circuit designed for high-precision current sensing applications, showcasing TI's focus on precision analog technology.

Application

The INA293A2IDBVR is a high-precision current shunt monitor used in various applications, including:
1. Battery Management Systems: For monitoring charging and discharging currents.
2. Industrial Automation: In motor control and power monitoring systems.
3. Electric Vehicles: To track battery performance and optimize energy usage.
4. Renewable Energy Systems: In solar inverters and wind turbine controllers for current sensing.
5. Telecommunications: For monitoring power supplies and ensuring system reliability.
6. Consumer Electronics: In power adapters and chargers for efficient energy management.
Its high accuracy and low offset voltage make it suitable for precision current measurement applications.

Package

The INA293A2IDBVR is packaged in a small, 5-pin SOT-23 (DBV) package.

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