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  • Thermometrics NTC Thermistors | Glass Diode

NTC Thermistors

Thermometrics NTC Thermistors | Glass Diode

    Glass

Thermometrics Glass Diode NTC Thermistors

Thermometrics Diode Series of Glass-Encapsulated NTC Thermistors consists of a range of NTC chip thermistors in DO-35 style glass package (diode outline) with axial solder-coated copper-clad steel wires. Glass body provides hermetic seal and voltage insulation and excellent stability. Designed for accurate temperature measurement, control and compensation in various applications, including automotive, telecom, HVAC and white goods. Also for use in temperature sensing for household appliances, such as rice cookers, electronic ranges and ovens, and industrial products, such as pharmaceuticals, chemicals, and components.

 

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  • Applications
  • Features
  • Type DK
  • Type DKM
  • Type GE
  • Type MELF
  • Type TH
  • Product Documents
  • Part Nos.

Applications

  • Automotive, telecom, HVAC and white goods applications
  • Temperature sensing for household appliances, such as rice cookers, electronic ranges and ovens
  • Temperature sensing for industrial products, such as pharmaceuticals, chemicals, and components
  •  

    Features

    • DO-35 style glass package (diode outline) with axial solder-coated copper-clad steel wires
    • Designed for accurate temperature measurement, control and compensation
    • Tight tolerances on resistance and B value
    • Operation up to 482°F (250°C) with excellent stability
    • Glass body provides hermetic seal and voltage insulation and excellent stability
    • Designed for cost effective solid state sensor
    • Resistant to corrosive atmospheres and harsh environments
    • Lead wires metallurgically bonded to thermistor element for improved reliability (Type GE only)
    • Available on axial bandolier to IEC-286-1/EIA-468A and packet taped to EIA RS-481 for MELF
    • Also available loose-packed with axial, radial and SMD wire forms

    Type DK

       Type DK:
       Chip thermistor in DO-35 glass package.

    Specifications: 
    Operating Temperature -40°F to 482°F (-40°C to 250°C) 
    Thermal Time Constant 7 seconds (cooling in air)
    Dissipation Factor 3.0 mW/K
    Mass 0.2 g
    Options:
    • Other resistance values (See datasheet.)
    • Other reference temperatures in the range 0°F to 302°F (-18°C to 150°C)
    • Operation to 572°F (300°C) (no solder coating on wires)
    • Wire lengths 0.16 in to 1.26 in (4 mm to 32 mm) ±0.04 in (±1 mm) for DK-N; up to 1.02 in (26 mm) for DK-H

     

     asas

    Type DKM

    Type DKM:
       Glass encapsulated SMD thermistor.

    Specifications: 
    Operating Temperature -40°F to 482°F (-40°C to 250°C) 
    Thermal Time Constant 7 seconds (cooling in air)
    Dissipation Factor 3.0 mW/K
    Mass 0.2 g
    Options:
    • Other resistance values (See datasheet.)
    • Other reference temperatures in the range 32°F to 302°F (0°C to 150°C)
    • Operation to 572°F (300°C) (no solder coating on wires)

     

    DKM Spec 

     

    Type GE

    Type GE:
       Glass encapsulated DO-35 package. Lead wires metallurgically bonded to thermistor element for improved reliability.

    Specifications: 
    Operating Range -58°F to 400°F (-50°C to 204°C)
    Time Constant 7 seconds
    Dissipation Factor 3.0 mW/K
    Standard Resistance Tolerance ±10% @ 77°F (25°C)
    Options:
    • For reel taping
    • Nickel leads for welding
    • Other resistances in the range 250 Ω to 5 MΩ
    • Other tolerances at other temperatures
    • Alternative lead lengths and materials
    • Can be expanded to 572°F (300°C) with nickel leads

     GE Spec

     

    Type MELF

    Type MELF:
       Hermetically-sealed, glass encapsulated thermistor in SOD-80 SMD package. 

    Specifications: 
    Operating Range -58°F to 400°F (-50°C to 204°C)
    Time Constant 7 seconds
    Dissipation Constant 3.0 mW/K
    Standard Resistance Tolerance ±10% @ 77°F (25°C)
    Options:
    • Pocket taping
    • Other resistances in the range 250 Ω to 5 MΩ
    • Other tolerances at other temperatures

     

     Melf Spec

    Type TH

     Type TH:
       Glass encapsulated radial lead thermistor.

    Specifications:
    Operating Temp Range -40°F to 482°F (-40°C to 250°C)
    Time Constant 25 seconds (in still air)
    Dissipation Factor 25 mW/K (in still air)
    Standard Resistance Tolerance ±5
    Options:
    • For non-standard devices, consult Thermometrics.

     

    TH Spec

    Product Documents

    English

    Thermometrics NTC Thermistors | Glass Diode - Datasheet

    • Download

    Thermometrics Product Spotlight | Glass Diode NTC Thermistors - Product Spotlight

    • Download

    Thermometrics Product Spotlight | Type GE - Glass-Encapsulated NTC Thermistor with Metallurgical Bond - Product Spotlight

    • Download

    English

    Thermometrics Application Spotlight | Thermistor Stability Benchmarking (Part 1) - Application Spotlight

    • Download

    Thermometrics Application Spotlight | NTC Sensor Linearization

    • Download

    Sensors for Healthcare | Amphenol Advanced Sensors - Brochure

    • Download

    Thermometrics Application Spotlight | Thermistor Stability Benchmarking (Part 2) - Application Spotlight

    • Download

    Thermometrics Application Spotlight | Thermistor Stability Benchmarking (Part 3) - Application Spotlight

    • Download

    Thermometrics Application Spotlight | Thermistors FAQ - Application Spotlight

    • Download

    Thermometrics Product Spotlight | Digital Temperature Sensors versus NTC Thermistors - Product Spotlight

    • Download

    Thermometrics Application Spotlight | Thermistor Stability Benchmarking (Part 5) - Application Spotlight

    • Download

    Thermometrics Application Spotlight | Thermistor Stability Benchmarking (Part 4) - Application Spotlight

    • Download

    English

    Thermometrics | Temperature Resistance Curves - Reference Guide

    • Download

    Temperature Sensor Solutions | Thermometrics - Brochure

    • Download

    Amphenol Advanced Sensors | Connecting Your World Through Sensing Innovations - OEM Product Catalog

    • Download

    Part Nos.

    Part numbers are described in the datasheet.

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