INA181A3IDBVR

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INA181A3IDBVR

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  • 제조업체텍사스 인스트루먼트(주)

  • 제조업체 부품 #INA181A3IDBVR

  • 재고4852

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

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사양

속성 가치
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
AmplifierType Current Sense
NumberofCircuits 1
OutputType Rail-to-Rail
SlewRate 2V/µs
-3dbBandwidth 350 kHz
Current-Supply 260µA
Voltage-SupplySpan(Min) 2.7 V
Voltage-SupplySpan(Max) 5.5 V
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case SOT-23-6

개요

Description

The INA181A3IDBVR is a precision current sense amplifier manufactured by Texas Instruments. It is part of the INA181 series designed for cost-effective and high-accuracy current sensing. This particular model is offered in a compact SOT-23 package, making it suitable for space-constrained applications.
Key features include:
- Wide Input Common-Mode Range: Operates from –0.2 V to +26 V, independent of supply voltage, making it versatile for various applications.
- Supply Voltage: Operates between 2.7 V and 5.5 V.
- Low Offset Voltage: Ensures precision in measurements.
- Gain Options: Provides multiple gain options; the A3 version specifically offers a gain of 50 V/V.
- Bandwidth: Provides adequate bandwidth for many applications.
- Low Quiescent Current: Helps in reducing overall power consumption.
- Protection: Built-in protection against reverse polarity.
The INA181A3IDBVR is commonly used in applications such as battery management systems, power management, motor control, and other systems requiring accurate current monitoring. Its design aims to facilitate easy integration into existing circuits, ensuring reliable and efficient operation.

Equivalent

The INA181A3IDBVR is a current sense amplifier. Equivalent products include:
1. MAX4073
2. ZXCT1009
3. MCP6H01
4. ACS712
5. LT1999
Ensure compatibility by checking the specifications such as supply voltage, gain, bandwidth, and package.

Features

The INA181A3IDBVR is a precision current-sense amplifier from Texas Instruments, known for its high accuracy and wide range of features suitable for various current sensing applications. Here are its key features:
1. Supply Voltage Range: It operates from a 2.7 V to 5.5 V supply voltage, making it suitable for use in a variety of circuits.

2. Input Common-Mode Range: The device can handle input common-mode voltages from -0.2 V to +26 V, allowing it to be used in high-side or low-side current sensing applications.
3. Gain Options: The amplifier offers a fixed gain of 200 V/V, which allows for precise current measurements.
4. Bandwidth: It provides a bandwidth of 350 kHz, suitable for a wide range of sensing applications.
5. Low Offset Voltage: It features a low offset voltage, which contributes to its precision in current sensing.
6. Package: The INA181A3IDBVR is available in a small SOT-23 package, facilitating compact circuit design.
These features make the INA181A3IDBVR ideal for use in battery-powered devices, automotive applications, and industrial systems where accurate current measurement is critical.

Pinout

The INA181A3IDBVR is a current sense amplifier manufactured by Texas Instruments. It is typically housed in a SOT-23 package, which generally has a 6-pin configuration. The primary function of the INA181 series is to provide accurate current sensing by amplifying the voltage across a shunt resistor, allowing for precise current measurements in various applications. This device is particularly useful for applications requiring monitoring of bidirectional current flow.
The pin configuration is as follows:
1. V+: Power supply input.
2. IN+: Non-inverting input, connected to the high side of the shunt resistor.
3. IN-: Inverting input, connected to the low side of the shunt resistor.
4. REF: Reference voltage input, which sets the zero-current output voltage.
5. OUT: Output voltage, which is proportional to the differential input voltage across IN+ and IN-.
6. GND: Ground.
This amplifier is part of a family that offers different gain options, and the "A3" designation indicates a specific gain version. The INA181 is widely used in power management and motor control applications.

Manufacturer

The INA181A3IDBVR is manufactured by Texas Instruments. Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components, including analog chips, embedded processors, and other semiconductor products. They are known for their innovation and leadership in the electronics industry, providing essential components for various applications such as consumer electronics, automotive, industrial, and communications equipment.

Application

The INA181A3IDBVR is a current sense amplifier used in various precision current sensing applications. Its primary application areas include:
1. Battery Management Systems: Monitoring charge and discharge currents.
2. Power Management: Current monitoring in power supply and distribution lines.
3. Motor Control: Overcurrent protection and control in motor drives.
4. Industrial Automation: Sensing currents in automation equipment and systems.
5. Consumer Electronics: Battery-powered devices for power monitoring.
6. Automotive Systems: Applications like electric power steering and infotainment systems where accurate current sensing is critical.
The amplifier's high precision, low offset voltage, and wide operating voltage range make it suitable for these and other applications requiring accurate current measurements.

Package

The INA181A3IDBVR is a current sense amplifier from Texas Instruments and is available in a SOT-23 package. The "DBV" in the part number indicates the SOT-23-5 package type, which is a small, surface-mount package commonly used for compact electronic designs.

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