INA148UA/2K5

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INA148UA/2K5

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  • HerstellerTexas Instruments

  • Herstellerteil #INA148UA/2K5

  • Auf Lager4488

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Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
AmplifierType Differential
NumberofCircuits 1
SlewRate 1V/µs
-3dbBandwidth 100 kHz
Voltage-InputOffset 1 mV
Current-Supply 260µA
Current-Output/Channel 13 mA
Voltage-SupplySpan(Min) 2.7 V
Voltage-SupplySpan(Max) 36 V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Übersicht

Description

The INA148UA/2K5 is a precision difference amplifier designed for applications requiring accurate voltage measurement and signal conditioning. It is part of the INA148 series from Texas Instruments. This specific model is engineered for high performance, featuring a low offset voltage, high common-mode rejection ratio (CMRR), and a wide operating temperature range. The amplifier operates on a single supply or dual supplies, making it versatile for various applications. It is capable of handling common-mode voltages that exceed the supply voltage range, making it ideal for interfacing differential signals in systems with different ground potentials.
The INA148UA/2K5 is commonly used in applications like sensor signal conditioning, data acquisition systems, and industrial process controls. Its robust performance ensures accurate and reliable readings in challenging electrical environments. Encased in a small-outline integrated circuit SMD package, it is suitable for compact designs. This model, with its 2.5 kΩ gain setting resistor, provides specific gain for tailored applications. It is a reliable choice for engineers needing precision and efficiency in differential signal amplification.

Equivalent

The INA148UA/2K5 is a precision difference amplifier. Equivalent products include:
1. AD8276 from Analog Devices
2. MAX4208 from Maxim Integrated
3. LT1990 from Analog Devices (formerly Linear Technology)
4. ISL28617 from Renesas Electronics
These alternatives offer similar functionalities, such as differential amplification, and can be considered based on specific application needs and specifications. Always verify compatibility with your design requirements.

Features

The INA148UA/2K5 is a precision, high common-mode voltage difference amplifier. Key features include:
1. Wide Common-Mode Voltage Range: It supports a broad input common-mode voltage range from -200V to +200V, allowing it to handle high-voltage systems effectively.
2. High CMRR: It boasts a high Common-Mode Rejection Ratio (CMRR) of 90 dB, ensuring accurate differential signal amplification by minimizing interference from common-mode signals.
3. Low Offset Voltage: The amplifier has a low input offset voltage, which enhances precision in measurement applications.
4. Low Drift: It offers low drift over temperature, maintaining stability and accuracy in varying environmental conditions.
5. Wide Supply Range: Operates on dual supplies of ±15V or a single supply of +5V to +36V, providing flexibility in power configurations.
6. Low Power Consumption: Designed for energy efficiency, making it suitable for battery-powered devices.
7. Small Package: Available in an SOIC-8 package, which saves space on circuit boards.
These features make the INA148UA/2K5 ideal for applications requiring precise differential measurements in high-voltage environments, such as industrial automation and data acquisition systems.

Pinout

The INA148UA/2K5 is a precision differential amplifier manufactured by Texas Instruments. It is designed for applications requiring high common-mode voltage range, typically used in systems where accurate measurement of voltage differences is needed in the presence of a large common mode voltage.
The INA148UA/2K5 comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of the pin functions:
1. V+ (Pin 8): Positive power supply.
2. V– (Pin 4): Negative power supply.
3. IN+ (Pin 3): Non-inverting input.
4. IN– (Pin 2): Inverting input.
5. Ref (Pin 5): Reference voltage; it can be used to offset the output voltage.
6. Out (Pin 6): Output voltage, representing the amplified differential input.
7. (NC) (Pin 1 and Pin 7): Not connected or used for other specific functions.
The INA148UA/2K5 is valued for its ability to handle high common-mode voltages, up to ±200V, while maintaining accurate differential measurements, making it suitable for robust industrial and instrumentation applications.

Manufacturer

The INA148UA/2K5 is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company that designs and manufactures a wide range of analog and embedded processing chips. The company is known for its innovation in the design and production of semiconductors and integrated circuits, which are used in various electronic devices and systems across industries such as automotive, industrial, personal electronics, and communications. TI is one of the largest semiconductor companies in the world, with a focus on creating technologies that contribute to advancements in electronics and improve the quality of life.

Application

The INA148UA/2K5 is a precision difference amplifier. Its application areas include:
1. Signal Conditioning: Amplifies low-level differential signals in the presence of high common-mode voltages.
2. Data Acquisition Systems: Provides accurate signal measurement in systems requiring high common-mode rejection.
3. Industrial Process Controls: Utilized for monitoring and controlling various industrial processes with high voltage differences.
4. Battery Monitoring: Measures cell voltages in battery stacks with differing ground references.
5. Automotive Systems: Suitable for engine control and sensor interfacing where robust signal conditioning is needed.
6. Instrumentation: Ensures precise measurements in medical and laboratory equipment.
These applications benefit from the device's ability to maintain performance across wide voltage ranges and temperatures.

Package

The INA148UA/2K5 is an instrumentation amplifier from Texas Instruments, featuring a SOIC-8 (Small Outline Integrated Circuit) package type. This surface-mount package is designed for ease of integration into printed circuit boards (PCBs) with limited space.

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