XTR105UA

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XTR105UA

+BOM

IC CURRENT TRANSMITTER 14SOIC

  • ManufacturerTexas Instruments

  • Mfr. Part #XTR105UA

  • Package SOIC (D)-14

  • In Stock4759

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Specifications

Attribute Value
Package Tube
ProductStatus Active
Type Current Transmitter
InputType Differential
OutputType Voltage
Current-Supply 20 mA
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 14-SOIC (0.154, 3.90mm Width)

Overview

Description

The XTR105UA is a precision instrumentation amplifier with sensor excitation and linearization, specifically designed for bridge sensor applications. It integrates a voltage regulator, current source, instrumentation amplifier, and output stage, making it highly suitable for industrial and process control environments. The device operates with a low supply voltage and provides a current output, which is ideal for long-distance signal transmission.
Key features of the XTR105UA include low total unadjusted error, high linearity, and low power consumption. Its built-in excitation current source can be used to power a wide range of resistive bridge sensors, such as strain gauges. The device also supports three-wire RTD applications and includes a linearization feature for temperature sensors. The XTR105UA is available in an 8-pin SOIC package, allowing for compact design implementations.
Engineers often utilize the XTR105UA for applications in remote data acquisition systems, sensor transducers, and 4-20 mA current loop systems, due to its robustness, precision, and ease of integration.

Equivalent

The XTR105UA is a 4-20mA current loop transmitter typically used for sensor signal conditioning. Equivalent products include the AD693 from Analog Devices, which offers similar functionality. Other possible alternatives are the MAX1452 from Maxim Integrated and the INA129 paired with a DAC from Texas Instruments, depending on specific application requirements. When selecting an equivalent, consider factors like power supply voltage, temperature range, and accuracy. Always check specific specifications to ensure compatibility with your application.

Features

The XTR105UA is a precision sensor signal conditioner featuring several key attributes. It integrates a complete instrumentation amplifier and a current output stage suitable for 4-20mA signals, making it ideal for remote sensor applications. The device includes a 2-wire transmitter architecture, which simplifies wiring and reduces costs. The XTR105UA offers high accuracy and linearity due to its low-drift voltage reference and low input offset voltage. It supports ratiometric operation, enhancing performance in bridge-based sensor systems, such as those using strain gauges or pressure sensors.
The device operates over a wide temperature range, ensuring reliability in various environmental conditions. It also includes provisions for external span and zero adjustments, allowing for flexible calibration. The XTR105UA is designed for low power consumption, making it suitable for battery-powered applications. Housed in a plastic DIP or SOIC package, it is easy to integrate into various designs. With these features, the XTR105UA provides a robust solution for precision, remote-sensor signal conditioning in industrial and instrumentation applications.

Pinout

The XTR105UA is a precision, low-power, 4–20mA current loop transmitter designed for industrial sensor applications. It is available in an 8-pin SOIC package. Here's a concise overview of its pin functions:
1. V+ (Pin 1): Positive supply voltage input.
2. I_OUT (Pin 2): Current output for the 4–20mA current loop.
3. R_CAL (Pin 3): External resistor connection for span calibration.
4. R_G (Pin 4): External resistor connection for gain setting.
5. V_IN (Pin 5): Input voltage from a sensor or sensor bridge.
6. I_IN (Pin 6): Input current, typically from a sensor.
7. V_REG (Pin 7): Regulated voltage output for powering external circuitry.
8. COM (Pin 8): Common ground reference for the device.
The XTR105UA simplifies sensor-to-current loop design by integrating signal conditioning, providing a regulated voltage, and offering a straightforward interface for various sensors.

Manufacturer

The XTR105UA is manufactured by Texas Instruments (TI), a renowned American technology company. Texas Instruments is primarily known for its development and production of semiconductors and integrated circuits, which are used in various electronic devices and systems. The company operates in several markets, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is recognized for its innovation in analog technology and embedded processing, providing solutions that help customers manage power, interface with other devices, and process and store data.

Application

The XTR105UA is a precision, low-power, 4-20mA two-wire transmitter designed for sensor signal conditioning in industrial applications. Its primary application areas include:
1. Temperature Sensing: Used with RTDs and thermocouples for accurate temperature measurements in industrial processes.
2. Pressure and Flow Measurement: Converts pressure and flow sensor signals into a standardized 4-20mA output, suitable for industrial control systems.
3. Level Sensing: Facilitates the measurement of liquid or material levels in tanks or silos.
4. Remote Monitoring: Ideal for transmitting sensor data over long distances in remote monitoring systems.
5. Automation and Control: Used in process automation and control systems where reliable and accurate signal transmission is essential.
These applications benefit from the XTR105UA's high linearity, low drift, and robust performance.

Package

The XTR105UA is typically available in an 8-pin SOIC (Small Outline Integrated Circuit) package, which is a surface-mount device designed for electronic applications.

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