LM35DZ/LFT1
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Texas Instruments LM35DZ/LFT1

Manufacturer No:
LM35DZ/LFT1
Manufacturer:
Texas Instruments
Package:
Tape & Reel (TR)
Description:
SENSOR ANALOG 0C-100C TO92-3
Delivery:
Payment:
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Product Introduction

Overview

The LM35DZ/LFT1, produced by Texas Instruments, is a precision integrated-circuit temperature sensor. This device is calibrated directly in Celsius (Centigrade) and features a linear output voltage that is proportional to the temperature, with a scale factor of 10 mV/°C. The LM35DZ/LFT1 is known for its high accuracy, low self-heating, and ease of use in various applications. It operates over a wide temperature range and is suitable for remote temperature sensing due to its low power consumption and robust design.

Key Specifications

Parameter Value Unit
Temperature Range 0°C to 100°C °C
Accuracy at 25°C ±0.5°C °C
Scale Factor 10 mV/°C mV/°C
Supply Voltage Range 4 V to 30 V V
Supply Current < 60 µA µA
Self-Heating < 0.1°C in still air °C
Output Impedance 0.1 Ω for 1-mA load Ω
Package Type TO-92
Number of Pins 3
Dimensions Height: 5.2 mm, Length: 5.2 mm, Width: 4.19 mm mm

Key Features

  • Calibrated directly in Celsius (Centigrade) with a linear +10-mV/°C scale factor.
  • High accuracy with ±0.5°C ensured accuracy at 25°C and ±¾°C over the full temperature range.
  • Operates from 4 V to 30 V with low current drain of less than 60 µA.
  • Low self-heating of less than 0.1°C in still air.
  • Low-output impedance of 0.1 Ω for a 1-mA load.
  • No external calibration or trimming required.
  • Suitable for remote applications due to its robust design and low power consumption.

Applications

  • Power Supplies: For temperature monitoring and control in power supply systems.
  • Battery Management: To monitor battery temperature in various battery management systems.
  • HVAC (Heating, Ventilation, and Air Conditioning): For temperature sensing in HVAC systems.
  • Appliances: Used in various household and industrial appliances for temperature monitoring.

Q & A

  1. What is the temperature range of the LM35DZ/LFT1?

    The LM35DZ/LFT1 operates over a temperature range of 0°C to 100°C.

  2. What is the accuracy of the LM35DZ/LFT1 at 25°C?

    The accuracy at 25°C is ±0.5°C.

  3. What is the scale factor of the LM35DZ/LFT1?

    The scale factor is 10 mV/°C.

  4. What is the supply voltage range for the LM35DZ/LFT1?

    The supply voltage range is from 4 V to 30 V.

  5. How much current does the LM35DZ/LFT1 draw from the supply?

    The device draws less than 60 µA from the supply.

  6. What is the self-heating of the LM35DZ/LFT1 in still air?

    The self-heating is less than 0.1°C in still air.

  7. What is the output impedance of the LM35DZ/LFT1?

    The output impedance is 0.1 Ω for a 1-mA load.

  8. Does the LM35DZ/LFT1 require external calibration or trimming?

    No, it does not require any external calibration or trimming.

  9. What are some common applications of the LM35DZ/LFT1?

    Common applications include power supplies, battery management, HVAC systems, and various household and industrial appliances.

  10. What package type is the LM35DZ/LFT1 available in?

    The LM35DZ/LFT1 is available in a TO-92 package.

Product Attributes

Sensor Type:Analog, Local
Sensing Temperature - Local:0°C ~ 100°C
Sensing Temperature - Remote:- 
Output Type:Analog Voltage
Voltage - Supply:4V ~ 30V
Resolution:10mV/°C
Features:- 
Accuracy - Highest (Lowest):±1.5°C
Test Condition:25°C
Operating Temperature:0°C ~ 100°C
Mounting Type:Through Hole
Package / Case:TO-226-3, TO-92-3 (TO-226AA)
Supplier Device Package:TO-92-3
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