Texas Instruments

LMT87DCKR

The LMT87DCKR is a precision micropower voltage reference integrated circuit (IC) manufactured by Texas Instruments. This IC is designed to provide a stable and accurate voltage reference, which is essential in various electronic circuits and systems.

Description:

The LMT87DCKR is a low-power, precision voltage reference IC that operates over a wide supply voltage range. It is available in a small 5-lead SOT-23 package, making it suitable for space-constrained applications. The IC features an output voltage of 2.5V and offers excellent temperature stability and low initial accuracy.

Features:

1. Low power consumption: The LMT87DCKR consumes only 85µA of supply current, making it ideal for battery-powered applications.
2. Wide supply voltage range: The IC can operate with a supply voltage ranging from 2.7V to 5.5V.
3. High accuracy: The LMT87DCKR offers an initial accuracy of ±0.05% and a temperature coefficient of ±10ppm/°C, ensuring stable and precise voltage output.
4. Low temperature coefficient: The IC has a low temperature coefficient, which means that its output voltage remains stable over a wide temperature range.
5. Small package size: The SOT-23 package is compact and suitable for space-constrained applications.

Applications:

The LMT87DCKR is widely used in various applications where a stable and accurate voltage reference is required. Some of the common applications include:

1. Data acquisition systems: The LMT87DCKR can be used to provide a stable reference voltage for analog-to-digital converters (ADCs) in data acquisition systems.
2. Battery-powered devices: Due to its low power consumption, the LMT87DCKR is ideal for use in battery-powered devices where power efficiency is crucial.
3. Amplifier circuits: The IC can be used as a stable reference voltage source in amplifier circuits, ensuring accurate amplification of signals.
4. Voltage monitoring: The LMT87DCKR can be used to monitor voltage levels in electronic systems, providing a stable reference for comparison.
5. Strain gauge amplifiers: In applications involving strain gauges, the LMT87DCKR can be used to provide a stable reference voltage for accurate measurements.

In summary, the LMT87DCKR is a precision micropower voltage reference IC from Texas Instruments that offers high accuracy, low power consumption, and a wide supply voltage range. It is suitable for various applications where a stable and accurate voltage reference is required, such as data acquisition systems, battery-powered devices, amplifier circuits, voltage monitoring, and strain gauge amplifiers.