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LM95231CIMM

LM95231CIMM

Product Overview

LM95231CIMM belongs to the category of temperature sensors and is commonly used for monitoring and controlling temperature in electronic devices. This sensor possesses characteristics such as high accuracy, low power consumption, and small package size. It is typically available in a surface-mount package and is essential for ensuring optimal thermal management in various applications.

Basic Information

  • Category: Temperature Sensor
  • Use: Monitoring and controlling temperature in electronic devices
  • Characteristics: High accuracy, low power consumption, small package size
  • Package: Surface-mount
  • Essence: Essential for optimal thermal management
  • Packaging/Quantity: Typically available in reels of 2500 units

Specifications

The LM95231CIMM sensor operates within a temperature range of -55°C to +125°C and provides an accuracy of ±1°C. It communicates via an I2C interface and operates with a supply voltage ranging from 2.7V to 5.5V. The sensor consumes minimal power, making it suitable for battery-powered applications.

Detailed Pin Configuration

The LM95231CIMM features a standard 8-pin surface-mount package with the following pin configuration: 1. VCC 2. SDA 3. SCL 4. ALERT 5. GND 6. OS 7. THERM 8. NC

Functional Features

The LM95231CIMM offers the following functional features: - Accurate temperature sensing - I2C digital output for communication - Programmable temperature limits with alert function - Low power consumption - Small form factor for space-constrained designs

Advantages and Disadvantages

Advantages

  • High accuracy
  • Low power consumption
  • Small package size
  • Programmable temperature limits
  • Digital output for easy interfacing

Disadvantages

  • Limited temperature range compared to some alternatives
  • May require additional components for specific applications

Working Principles

The LM95231CIMM operates based on the principles of thermal diode temperature sensing. It utilizes the temperature-dependent forward voltage drop across a PN junction to accurately measure the device's temperature. The sensor then communicates this data through the I2C interface, allowing for precise temperature monitoring and control.

Detailed Application Field Plans

The LM95231CIMM is widely used in various applications, including: - Consumer electronics - Industrial automation - Automotive systems - Medical devices - Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models to the LM95231CIMM include: - TMP117: Offers extended temperature range and higher accuracy - MCP9808: Provides similar functionality with different packaging options - DS18B20: Utilizes a different communication protocol but offers comparable accuracy

In conclusion, the LM95231CIMM temperature sensor is a versatile component that plays a crucial role in maintaining optimal thermal conditions in electronic devices. Its high accuracy, low power consumption, and small form factor make it a preferred choice for various applications, despite its limitations in certain operating environments.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LM95231CIMM v technických řešeních

  1. What is the LM95231CIMM?

    • The LM95231CIMM is a digital temperature sensor with an integrated fan control that can be used in various technical solutions to monitor and control temperature.
  2. How does the LM95231CIMM measure temperature?

    • The LM95231CIMM uses an internal diode-connected transistor to sense the temperature of the device.
  3. What is the operating voltage range of the LM95231CIMM?

    • The LM95231CIMM operates within a voltage range of 2.7V to 3.5V.
  4. Can the LM95231CIMM interface with a microcontroller?

    • Yes, the LM95231CIMM has a serial interface that allows it to communicate with a microcontroller using the SMBus protocol.
  5. What is the accuracy of the temperature measurements from the LM95231CIMM?

    • The LM95231CIMM has a typical accuracy of ±1°C over the temperature range of -40°C to +125°C.
  6. Does the LM95231CIMM have any built-in fan control features?

    • Yes, the LM95231CIMM has PWM outputs for controlling the speed of a cooling fan based on the temperature measurements.
  7. Can the LM95231CIMM be used in battery-powered devices?

    • Yes, the LM95231CIMM's low operating voltage range makes it suitable for use in battery-powered devices.
  8. What is the package type of the LM95231CIMM?

    • The LM95231CIMM comes in a small MSOP-8 package, making it suitable for space-constrained applications.
  9. Is the LM95231CIMM suitable for industrial applications?

    • Yes, the LM95231CIMM is designed to meet the requirements of industrial applications, including robustness and reliability.
  10. Are there any application notes or reference designs available for using the LM95231CIMM in technical solutions?

    • Yes, Texas Instruments provides application notes and reference designs to help engineers integrate the LM95231CIMM into their technical solutions effectively.