Texas Instruments
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LM34DM
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LM34DM

Product Overview

Category: Integrated Circuit
Use: Temperature Sensor
Characteristics: Analog Output, Precision Measurement
Package: TO-92
Essence: Accurate Temperature Sensing
Packaging/Quantity: Bulk, Reel

Specifications

  • Operating Temperature Range: -50°C to 300°C
  • Output Voltage: 10 mV/°F
  • Accuracy: ±0.5°F
  • Supply Voltage: 4V to 30V
  • Low Self-Heating

Detailed Pin Configuration

  1. V+ (Positive Supply Voltage)
  2. Vout (Analog Output)
  3. GND (Ground)

Functional Features

  • Linear Output
  • Calibrated Directly in °F
  • Low Impedance Output
  • Operates from 4V to 30V

Advantages and Disadvantages

Advantages: - Wide Operating Temperature Range - High Accuracy - Low Power Consumption

Disadvantages: - Limited Output Voltage Range - Requires External Calibration

Working Principles

The LM34DM operates on the principle of producing a voltage output that is linearly proportional to the temperature being measured. It utilizes solid-state temperature sensing technology to provide accurate and reliable temperature measurements.

Detailed Application Field Plans

The LM34DM is suitable for various applications including: - HVAC Systems - Industrial Automation - Medical Equipment - Automotive Systems - Environmental Monitoring

Detailed and Complete Alternative Models

  • LM35DM: Similar performance with calibrated directly in °C
  • TMP36: Low voltage operation with similar accuracy

LM34DM is an integrated circuit temperature sensor designed for precision temperature measurement applications. With its wide operating temperature range, high accuracy, and low power consumption, it is well-suited for diverse temperature sensing needs across different industries.

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Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng LM34DM sa mga teknikal na solusyon

  1. What is the LM34DM temperature sensor?

    • The LM34DM is a precision Fahrenheit temperature sensor that provides an analog voltage output proportional to the temperature.

  2. What is the operating temperature range of the LM34DM?

    • The LM34DM operates over a temperature range of -50°F to 300°F (-45°C to 150°C).

  3. How accurate is the LM34DM temperature sensor?

    • The LM34DM has an accuracy of ±0.5°F at room temperature, making it suitable for precise temperature measurements.

  4. Can the LM34DM be used in outdoor applications?

    • Yes, the LM34DM can be used in outdoor applications as long as it is protected from moisture and direct sunlight.

  5. What is the supply voltage range for the LM34DM?

    • The LM34DM operates from a supply voltage range of 4V to 30V, making it compatible with a wide range of power sources.

  6. Is the LM34DM suitable for battery-powered applications?

    • Yes, the LM34DM's low power consumption makes it well-suited for battery-powered applications, extending the device's operational lifetime.

  7. How can the LM34DM be interfaced with a microcontroller or ADC?

    • The LM34DM's analog voltage output can be directly connected to the input of a microcontroller or ADC for digital temperature readings.

  8. Does the LM34DM require calibration?

    • The LM34DM does not require calibration, as it provides accurate temperature readings without the need for adjustment.

  9. Can the LM34DM be used in HVAC systems?

    • Yes, the LM34DM can be used in heating, ventilation, and air conditioning (HVAC) systems for temperature monitoring and control.

  10. Are there any special considerations for PCB layout when using the LM34DM?

    • It is recommended to minimize noise and thermal gradients around the LM34DM on the PCB to ensure accurate temperature measurements.

Feel free to ask if you have any further questions or need more details on any of the topics!