Texas Instruments
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LM335AH
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LM335AH

Product Overview

Category: Integrated Circuit
Use: Temperature Sensor
Characteristics: High precision, low cost, wide temperature range
Package: TO-92
Essence: Analog temperature sensor
Packaging/Quantity: Bulk packaging, 100 pieces per pack

Specifications

  • Operating Temperature Range: -40°C to 100°C
  • Output Voltage: 10 mV/°C
  • Supply Voltage: 4V to 30V
  • Current Drain: 60 µA
  • Linearity Error: ±1°C

Detailed Pin Configuration

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

Functional Features

  • Directly calibrated in °Kelvin
  • Wide operating temperature range
  • Low self-heating

Advantages and Disadvantages

Advantages: - High precision - Low cost - Easy to use

Disadvantages: - Limited temperature range - Requires external calibration

Working Principles

The LM335AH operates as a solid-state temperature sensor. It generates a voltage output that is linearly proportional to the Celsius temperature. The device does not require any external calibration or trimming to provide typical accuracies of ±1°C at room temperature and ±3°C over a full -55°C to 150°C temperature range.

Detailed Application Field Plans

The LM335AH is widely used in various applications such as: - Temperature monitoring systems - HVAC systems - Industrial automation - Automotive industry - Medical equipment

Detailed and Complete Alternative Models

  • LM35
  • TMP36
  • DS18B20
  • MCP9808

LM335AH is a versatile temperature sensor suitable for a wide range of applications due to its high precision and ease of use. Its wide temperature range and low cost make it an ideal choice for temperature sensing needs.

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Énumérez 10 questions et réponses courantes liées à l'application de LM335AH dans les solutions techniques

  1. What is the LM335AH?

    • The LM335AH is a precision temperature sensor that provides an accurate, linear output proportional to temperature.

  2. What is the operating temperature range of the LM335AH?

    • The LM335AH operates over a temperature range of -40°C to 100°C.

  3. How is the LM335AH calibrated?

    • The LM335AH is factory-calibrated, so no user calibration is required.

  4. What is the typical output voltage of the LM335AH at room temperature?

    • At room temperature (25°C), the LM335AH typically outputs 2.98V.

  5. Can the LM335AH be used in automotive applications?

    • Yes, the LM335AH is suitable for automotive applications due to its wide temperature range and accuracy.

  6. What are the recommended power supply requirements for the LM335AH?

    • The LM335AH operates from a single power supply ranging from 2.7V to 30V.

  7. Is the LM335AH sensitive to electromagnetic interference (EMI)?

    • The LM335AH is designed to be immune to EMI, making it suitable for use in electrically noisy environments.

  8. Can the LM335AH be directly interfaced with a microcontroller?

    • Yes, the LM335AH's output can be easily interfaced with a microcontroller's analog input for temperature monitoring and control.

  9. What are the typical applications of the LM335AH?

    • Typical applications include temperature measurement and control in industrial, automotive, and consumer electronic systems.

  10. Does the LM335AH require external calibration or compensation components?

    • No, the LM335AH does not require external calibration or compensation components, simplifying its integration into technical solutions.