Overview
The XTR112UA, manufactured by Texas Instruments, is a precision 4-20mA current transmitter designed for sensor excitation and linearization. This integrated circuit (IC) is part of the sensor interface category, specifically tailored for industrial applications requiring accurate current loop transmission. The XTR112UA is ideal for systems that need reliable signal conditioning and transmission over long distances, making it a popular choice in process control and automation industries.
Targeted at engineers and system designers, the XTR112UA stands out for its ability to provide sensor excitation, linearization, and current output in a single package. Its compact 14-SOIC surface-mount package ensures ease of integration into space-constrained designs. With its robust performance and versatility, the XTR112UA is a competitive solution for applications demanding high precision and reliability.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Category | Sensor Interface | - | - |
| Type | Current Transmitter | - | - |
| Input Type | Voltage | - | - |
| Output Type | Voltage | - | - |
| Interface | 2-Wire | - | - |
| Supply Current | 20 | mA | - |
| Mounting Type | Surface Mount | - | - |
| Package | 14-SOIC | - | 3.90mm wide |
| Operating Temperature | -40 to +85 | °C | - |
| Supply Voltage (Min) | 7.5 | V | - |
| Supply Voltage (Max) | 36 | V | - |
| Nominal Supply Voltage | 24 | V | - |
Key Features
- Integrated sensor excitation and linearization for improved accuracy.
- 4-20mA current loop transmission for long-distance signal integrity.
- Compact 14-SOIC package for space-efficient designs.
- Wide operating temperature range (-40°C to +85°C) for industrial environments.
- Low offset voltage and drift for high precision applications.
Applications
The XTR112UA is widely used in industrial automation, process control, and sensor signal conditioning. Its ability to provide reliable current loop transmission makes it suitable for applications such as temperature monitoring, pressure sensing, and flow measurement. Additionally, its robust design ensures performance in harsh environments, making it a preferred choice for automotive and aerospace industries.
Q & A
1. What is the primary function of the XTR112UA?
The XTR112UA is a 4-20mA current transmitter designed for sensor excitation and linearization, ensuring accurate signal transmission in industrial applications.
2. What is the operating temperature range of the XTR112UA?
The XTR112UA operates reliably in temperatures ranging from -40°C to +85°C.
3. What type of package does the XTR112UA come in?
It is available in a 14-SOIC surface-mount package.
4. What is the supply voltage range for the XTR112UA?
The supply voltage ranges from 7.5V to 36V, with a nominal value of 24V.
5. Can the XTR112UA be used in automotive applications?
Yes, its robust design makes it suitable for automotive and other harsh environment applications.
6. Does the XTR112UA support linearization?
Yes, it includes integrated linearization for improved sensor accuracy.
7. What is the maximum supply current for the XTR112UA?
The maximum supply current is 20mA.
8. Is the XTR112UA suitable for long-distance signal transmission?
Yes, its 4-20mA current loop design ensures reliable long-distance signal integrity.
9. What are the key features of the XTR112UA?
Key features include sensor excitation, linearization, wide temperature range, and compact packaging.
10. Where can the XTR112UA be used?
It is commonly used in industrial automation, process control, and sensor signal conditioning applications.
