Texas Instruments
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LMT84DCKR
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LMT84DCKR

Product Overview

The LMT84DCKR belongs to the category of temperature sensors and is commonly used for monitoring and controlling temperature in various electronic devices. Its characteristics include high accuracy, low power consumption, and a small form factor. The package consists of a small outline transistor (SOT-23) with a quantity of 2500 units per reel.

Specifications

  • Temperature Range: -50°C to 150°C
  • Accuracy: ±0.5°C (typical)
  • Supply Voltage: 2.7V to 5.5V
  • Quiescent Current: 45µA (typical)

Detailed Pin Configuration

The LMT84DCKR has three pins: 1. Pin 1: V+ 2. Pin 2: GND 3. Pin 3: VOUT

Functional Features

  • High Accuracy: Provides precise temperature measurements.
  • Low Power Consumption: Ideal for battery-powered applications.
  • Small Form Factor: Fits into compact designs.

Advantages and Disadvantages

Advantages

  • High accuracy
  • Low power consumption
  • Small package size

Disadvantages

  • Limited temperature range compared to some alternatives
  • Higher cost compared to some competitors

Working Principles

The LMT84DCKR operates based on the principle of voltage output proportional to the temperature. It utilizes a precision bandgap core and a series resistor to provide accurate temperature measurements.

Detailed Application Field Plans

The LMT84DCKR is suitable for a wide range of applications including: - Portable medical devices - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the LMT84DCKR include: - TMP117: Offers extended temperature range and higher accuracy. - LM75: Provides digital output and wider supply voltage range.

In conclusion, the LMT84DCKR is a reliable temperature sensor with high accuracy and low power consumption, making it suitable for various electronic applications. While it may have limitations in terms of temperature range and cost, its compact size and precision make it a valuable component in temperature monitoring and control systems.

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Orodhesha maswali na majibu 10 ya kawaida yanayohusiana na utumiaji wa LMT84DCKR katika suluhu za kiufundi

  1. What is the operating voltage range of LMT84DCKR?

    • The operating voltage range of LMT84DCKR is from 2.7V to 5.5V.

  2. What is the typical accuracy of LMT84DCKR?

    • The typical accuracy of LMT84DCKR is ±0.4°C (maximum) over the temperature range of -20°C to 90°C.

  3. Can LMT84DCKR be used in battery-powered applications?

    • Yes, LMT84DCKR's low operating voltage range makes it suitable for battery-powered applications.

  4. What is the package type of LMT84DCKR?

    • LMT84DCKR comes in a SOT-23 package, which is small and suitable for space-constrained designs.

  5. Does LMT84DCKR have built-in thermal shutdown protection?

    • Yes, LMT84DCKR features built-in thermal shutdown protection to prevent damage from excessive heat.

  6. What is the output voltage range of LMT84DCKR?

    • The output voltage range of LMT84DCKR is from 1.195V to 3.465V.

  7. Is LMT84DCKR suitable for temperature measurement in automotive applications?

    • Yes, LMT84DCKR is suitable for temperature measurement in automotive applications due to its wide operating voltage range and accuracy.

  8. Can LMT84DCKR be used in industrial control systems?

    • Yes, LMT84DCKR can be used in industrial control systems due to its accuracy and reliability.

  9. What is the power consumption of LMT84DCKR?

    • LMT84DCKR has low power consumption, making it suitable for energy-efficient designs.

  10. Does LMT84DCKR require external calibration?

    • No, LMT84DCKR does not require external calibration, simplifying the design process.