• Home
  • Parts Library
  • REF102CU

    Overview

    REF102CU is a high-precision reference voltage source launched by Texas Instruments. The device provides a stable and accurate 2.495V reference voltage output and is widely used in precision measurement and signal processing systems that require high stability and low drift. With its low temperature coefficient, low noise and high stability, REF102CU has become an ideal reference voltage source in data acquisition, instrumentation, communication systems and other fields.

    REF102CU

    Specifications

    Parameter

    Numeric

    Output voltage

    2.495V

    Output accuracy

    ±0.5% (maximum)

    Temperature coefficient

    25ppm/°C

    Output Current

    1mA to 10mA (max)

    Operating voltage range

    3V to 40V

    Package Type

    TO-8 (8-pin)

    Operating temperature range

    -40°C to +85°C

    Noise Density

    10µVpp (typical, 0.1Hz to 10Hz)

    REF102CU’s outstanding features

    • The high-precision output voltage

      provides a high-precision reference voltage of 2.495V to meet various precision voltage reference requirements and ensure system stability and accuracy.

    • Low Temperature Coefficient

      The temperature coefficient is only 25ppm/°C, maintaining extremely low voltage drift over a wide temperature range, suitable for high-precision measurement and temperature-sensitive applications.

    • The regulated output current capability

      provides a regulated output current of 1mA to 10mA, suitable for driving high load applications such as precision analog circuits and sensors.

    • Low noise characteristics

      The typical noise density is 10µVpp (0.1Hz to 10Hz), which is suitable for high-precision signal acquisition systems to reduce interference and noise effects.

    • High reliability and stability

      The rugged package design and wide operating temperature range (-40°C to +85°C) ensure stable operation in harsh environments.

    • Compact

      TO-8 package saves PCB space and provides excellent thermal stability, suitable for high-density circuit design.

    Application Areas

    The high accuracy, low drift and high stability of REF102CU make it widely used in the following fields:

    • Precision measuring equipment

      is used in laboratory instruments, multimeters, oscilloscopes and other equipment to provide high-precision reference voltage to ensure the accuracy of measurement results.

    • The data acquisition system

      acts as a reference source in the ADC (analog-to-digital converter) and DAC (digital-to-analog converter) to ensure the accuracy of data acquisition and signal processing.

    • The communication system

      provides a stable reference voltage in the communication equipment to ensure the stable transmission of signals and the high precision of the signal processing system.

    • High-precision sensor interface is

      used as a reference voltage source for signal conditioning and conversion in high-precision temperature, pressure, and optical sensor systems.

    • Test and Calibration

      Used to calibrate and test the reference voltage source in the equipment to ensure the accuracy and consistency of the test system.

    Comparative Analysis: REF102CU vs. Other Voltage References

    Features/Specifications

    REF102CU

    Other voltage references on the market

    Output voltage

    2.495V

    2.5V or other

    temperature coefficient

    25ppm/°C

    50ppm/°C or higher

    Output current

    1mA to 10mA

    Typically 1mA or less

    noise density

    10µVpp (0.1Hz to 10Hz)

    50µVpp or higher

    Working voltage range

    3V to 40V

    3V to 18V

    Package form

    TO-8

    TO-5, TO-92, etc.

    The REF102CU offers significant advantages in temperature coefficient, noise density and output current capability, making it suitable for applications requiring extremely high accuracy.

    Manufacturer introduction: Texas Instruments

    Texas Instruments is a leading global supplier of semiconductor solutions, committed to providing customers with innovative and efficient analog and embedded processing solutions. REF102CU is a high-performance model in its voltage reference product line. With its excellent performance, it is widely used in high-precision measurement, instrumentation and communication systems.

    Why choose REF102CU?

    With its excellent accuracy, stability and low noise characteristics, REF102CU provides an ideal solution for systems that require precision reference voltage. Its low temperature coefficient and low noise density make it particularly suitable for high-precision measurement and signal conditioning applications, and it is an indispensable core component in high-end measurement equipment and sensor interfaces.

    FAQ

    Q1: Can the output voltage of REF102CU be adjusted?
    A: No. The REF102CU provides a fixed 2.495V output voltage, but this voltage has extremely high accuracy and stability, suitable for applications that require a fixed reference voltage. The device is designed to provide a reliable output voltage over a long period of time, suitable for use in high-precision measuring instruments and precision meters.

    Q2: Is REF102CU suitable for low power consumption devices?
    A: Yes, REF102CU has very low operating current and low power consumption characteristics, suitable for low-power systems and battery-powered applications. It can run stably for a long time in power-saving mode, which is very suitable for portable devices or systems requiring strict power management.

    For more details and to explore our inventory, please visit the links below:

    Product Details: Win Source – REF102CU

    Quote: Win Source – RFQ for REF102CU

    ©2025 Win Source Electronics. All rights reserved. This content is protected by copyright and may not be reproduced, distributed, transmitted, cached or otherwise used, except with the prior written permission of Win Source Electronics.

    COMMENTS

    WORDPRESS: 0
    DISQUS: 0