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LM35DM
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LM35DM

Product Overview

Category: Temperature Sensor
Use: Measure temperature in various applications
Characteristics: Linear output, low self-heating, accuracy
Package: TO-92, TO-220, SO-8
Essence: Reliable and accurate temperature measurement
Packaging/Quantity: Bulk or tape and reel packaging, quantity varies

Specifications

  • Operating Voltage: 4V to 30V
  • Output Voltage: 10mV/°C
  • Temperature Range: -55°C to 150°C
  • Accuracy: ±0.5°C
  • Quiescent Current: 60µA

Detailed Pin Configuration

  1. VCC
  2. Output
  3. GND

Functional Features

  • Directly calibrated in °C
  • Low cost
  • Self-calibrating
  • Nonlinearity only ±¼°C typical
  • Low impedance output, linear output

Advantages

  • Wide operating voltage range
  • Calibrated directly in °C
  • Low cost
  • Easy interfacing with microcontrollers

Disadvantages

  • Limited temperature range compared to some sensors
  • Requires external calibration for high precision applications

Working Principles

LM35DM operates on the principle of a voltage proportional to the temperature. It has a linear output, making it easy to interface with other circuits.

Detailed Application Field Plans

LM35DM is widely used in various applications such as: - HVAC systems - Weather stations - Automotive industry - Industrial process control - Medical equipment

Detailed and Complete Alternative Models

  • TMP36: Similar characteristics and package options
  • DS18B20: Digital temperature sensor with higher resolution
  • MCP9808: High-accuracy I2C temperature sensor

LM35DM is a versatile temperature sensor suitable for a wide range of applications. Its linear output and low cost make it a popular choice for temperature measurement needs. However, its limited temperature range and need for external calibration may be considered disadvantages in certain high precision applications. When selecting a temperature sensor, it's important to consider the specific requirements of the application to choose the most suitable model.

技術ソリューションにおける LM35DM の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is LM35DM?

    • LM35DM is a precision integrated-circuit temperature sensor that provides an output voltage linearly proportional to the Celsius temperature.

  2. What is the operating temperature range of LM35DM?

    • The operating temperature range of LM35DM is from -55°C to 150°C.

  3. How accurate is LM35DM in measuring temperature?

    • LM35DM has an accuracy of ±0.5°C at room temperature and ±3/4°C over a full -55°C to 150°C temperature range.

  4. What is the supply voltage range for LM35DM?

    • The supply voltage range for LM35DM is 4V to 30V.

  5. Can LM35DM be used in automotive applications?

    • Yes, LM35DM can be used in automotive applications due to its wide temperature range and accuracy.

  6. Is calibration required for LM35DM?

    • No, LM35DM does not require external calibration as it is already calibrated during manufacturing.

  7. What are the typical applications of LM35DM?

    • Typical applications of LM35DM include temperature measurement in HVAC systems, industrial control systems, automotive systems, and consumer electronics.

  8. Does LM35DM require any external components for temperature measurement?

    • No, LM35DM does not require any external components for temperature measurement as it provides a linear output directly proportional to temperature.

  9. Can LM35DM be interfaced with microcontrollers?

    • Yes, LM35DM can be easily interfaced with microcontrollers as it provides an analog voltage output.

  10. What is the pinout configuration of LM35DM?

    • LM35DM has three pins: VCC (power supply), VOUT (analog voltage output), and GND (ground).