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    1. HomeSitemapContactEnglishChinese Site

      Experienced worker and R&D engineer. Excellent battery performance. Safety products approved and global insurance

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      NTC Thermistor

      MF52 Pearl-Shape Temp Measurement NTC Thermistor series

      • Sealed glass Series NTC
      • Epoxy-Sealed series NTC

      Sealed glass Series NTC Thermistor

       

      Applications:
      Air conditioner (heat and cool) and related equipment.

      Temperature measurement and control and thermal protection circuits in various family appliances, such as air conditioner, refrigerator, electromagnetic oven, bread toaster, bake oven, electric roaster, microwave oven, electric fan, soybean milk maker, electric water heater, rice cooker, sterilizing cabinet, water dispenser and lighting appliances .

      Temperature measurement and control circuit in the equipment for industrial and agricultural, medical, meteorological purpose, environmental protection and food processing.

      Automatic office appliances.

      Temperature compensation circuits such as instrument and coils, automobile circuit, integrated circuit module, transistor amplifying circuit, quartz crystal oscillator and thermocouple.

       

      1、Dimensions and sizes

      2、Features
      ·Glass sealed packaging with firm structure and good heat resistance, applicable in severe environment.
      ·High precision resistance and B values high reliability and stability.
      ·Fast response and high sensitivity.
      ·Good interchangeability, good consistency, high performance/price ratio.
      Small size and light weight, suitable for auto and mass production.
      3、Applications
      Temperature measurement.
      ·Temperature control.
      ? ·Temperature compensation.
      4、 Applications
      ·Battery Pack
      ·Temperature compensation circuits such as instrument and coils, automobile circuit, integrated circuit module, transistor amplifying circuit, quartz crystal oscillator and thermocouple.
      5、Product Types and Specifications
      ??? YYMF 58/-104 J395 F? ?
      ①???? ②? ③????? ④ ⑤?? ⑥? ⑦
      ?①YY —— Abbreviations for company.
       ②MF -—— Negative temperature coefficient of ?thermistor.
      ③58/51 ——Temperature measurement type glass sealed thermistor.
      ④104 ——Nominal resistance of thermistor, e.g. 104 indicates that the nominal resistance of the thermistor is 10 × 104(Ω).
       ⑤J —— Resistance error (precision) of thermistor, e.g. J indicates the nominal resistance error of the thermistor is ± 5%.
      ⑥ 395 ——B25/50 value of thermistor, e.g. 395 indicates the thermistors material factors B25/50 value is 395*10K.
      ⑦F ——B25/50  error (precision) of thermistor, e.g. F indicates the thermistors B25/50 error (precision) is ± 1%.
        Note:R25 precision:F(±1%),G(±2%),H(±3%),J(±5%),K(±10%).
                      ?      B25/50 precision:F(±1%),G(±2%),H(±3%).


      6、Main Technical Parameters

      specification Resistance
      At 25℃
      (KΩ)
      B25/50(K) Thermal
      dissipation
      constant
      (mW/℃)
      Thermal
      time
      constant
      (S)
      Temperature
      Range
      (℃)
      MF58-202F-347F
      2
      3470
      2.5
      17
      -40~300
      MF58-302G-350G
      3
      3500
      MF58-502H-350H
      5
      3500
      MF58-103J-350H
      10
      3550
      MF58-153K-360H
      15
      3600
      MF58-103J-370H
      10
      3700
      MF58-203J-385G
      20
      3850
      MFB-303J-390H
      30
      3900
      MFB-473J-395G
      47
      3950
      MFB-503J-395H
      50
      3950
      MFB-104J-405H
      100
      4050
      MFB-154J-410H
      150
      4100

       

      Parameters Parameter range Test conditions
      R25nominal resistance 500 Ω~1M Ω Constant temperature
      50℃± 0.05 ℃
      Allowed R25 deviation(%) ± 1 、± 2 、± 3 
      ± 5 、± 10
      Constant temperature
      50℃± 0.05 ℃
      B25/50(material coefficient) (thermal sensitive index ) 2500~5000K Constant temperature 
      25 ℃± 0.05 ℃
      Constant temperature
      50℃± 0.05 ℃
      Allowed B25/50deviation(%) ± 0.05 、± 1 、± 2 Constant temperature 
      25 ℃± 0.05 ℃
      Constant temperature
      50℃± 0.05 ℃
      (dissipation factor) ≥ 1.5 mw/ ℃ In still air
      (thermal time constant) ≤ 17S In still air
      TA(working temperature) -55 ℃~+250 ℃  
      PN(rated power) 50 mw In maximum working temperature

       

      Epoxy-Sealed series NTC thermistor

       

      Application
      ·Electric thermo meter, electric calendar, electric clock temperature presentation and electric gifts.
      ·Cooling and heating equipment, electric heating constant appliances.
      ·Automobile electric temperature measurement and control circuit.
      ·Temperature sensor and temperature instrument.
      ·Medical electrical equipment and electric toilet facilities.
      Detail:
      1、Appearance and Dimensions(Unit:mm)

      specification T(Max) L(Min) d±0.03
      02D 2.0 25 0.25
      03D 3.5 25 0.45

       

      2、Features
      ·Epoxy enclosed, small in volume, with quick response time and high sensitivity.
      ·Stable in working, high in reliability and precision.
      ·Consistent and easy to interchange.
      3、Purpose
      ·Precision temperature measurement.
      ·Temperature compensation for electric circuits.
      ·Temperature measurement and control circuit.
      4、Application
      ·Electric thermo meter, electric calendar, electric clock temperature presentation and electric gifts.
      ·Cooling and heating equipment, electric heating constant appliances.
      ·Automobile electric temperature measurement and control circuit.
      ·Temperature sensor and temperature instrument.
      ·Medical electrical equipment and electric toilet facilities.
      5、Description of Product Types and Specifications
      YYMF 5A/-104 J395 F? ?
      ①???? ②? ③????? ④ ⑤?? ⑥? ⑦
      ①YY ——Abbreviations for company.

       ②MF -—— Indicates negative temperature (NTC) coefficient thermistor.
      ③5A —— Temperature measurement type epoxy enclosed thermistor.
      ④104 —— Nominal resistance of thermistor, e.g. 103 indicates that the nominal resistance of the thermistor is 10 * 103 (Ω). 
      ⑤J —— Resistance error (precision), e.g. G indicates the error (precision) of the thermistors is ± 2%.
      ⑥ 395 —— Material factor B25/50 value of thermistor, e.g.395 indicates the material factor B25/50 value of the thermistor is 395*10K.
      ⑦F —— B25/50 error (precision), e.g. F indicates the B25/50 error (precision) of the thermistor is ±1% .
        Note :R25 precision :F(±1%),G(±2%),H(±3%),J(±5%),K(±10%).
                    ??     B25/50 precision :F(±1%),G(±2%),H(±3%).    
       6、Main Technical Parameters:

      Part NO
      Resistance
      At 25℃
      (KΩ)
      B 25/50
      value
      (K)
      Thermal
      dissipation
      constant
      (mW/℃)
      Thermal
      time
      constant
      (S)
      Temperature 
      Range
      (℃)
      MF5A 02D502-327
      5
      3270
      2.5
      16
      -55~125
      MF5A 02D103-338
      10
      3380
      MF5A 02D502-347
      5
      3470
      MF5A 02D103-347
      10
      3470
      MF5A 02D202-392
      2
      3920
      MF5A 02D502-395
      5
      3950
      MF5A 02D503-395
      50
      3950
      MF5A 02D473-395
      47
      3950
      MF5A 02D104-410
      100
      4100

       

      Part NO
      Resistance
      At 25℃
      (KΩ)
      B 25/50
      value
      (K)
      Thermal
      dissipation
      constant
      (mW/℃)
      Thermal
      time
      constant
      (S)
      Temperature 
      Range
      (℃)
      MF5A 03D101-305
      100
      3050
      2.5
      16
      -55~125
      MF5A 03D502-327
      5K
      3270
      MF5A 03D103-338
      10K
      3380
      MF5A 03D502-347
      5K
      3470
      MF5A 03D103-347
      10K
      3470
      MF5A 03D202-392
      2K
      3920
      MF5A 03D502-395
      5K
      3950
      MF5A 03D503-395
      50K
      3950
      MF5A 03D473-395
      47K
      3950
      MF5A 03D104-410
      100K
      4100

       

      Parameters
      Parameter range
      Test conditions
      R25(nominal resistance) 500 Ω~ 200K Ω Constant temperature 
      25 ℃± 0.05 ℃
      Allowed R25 deviation (%) ± 1 、± 2 、± 3 、
      ± 5 、± 10
      Constant temperature 
      25 ℃± 0.05 ℃
      B25/50(material coefficient)
      (thermal sensitive index)
      3000 ~ 5000K Constant temperature 
      25 ℃± 0.05 ℃
      Constant temperature  
      50 ℃± 0.05 ℃
      Allowed B25/50deviation(%) ± 1 、± 2 、± 3 Constant temperature 
      25, ℃± 0.05 ℃
      Constant temperature 
      50 ℃± 0.05 ℃
      δ(dissipation factor) ≥ 0.7mw/ ℃ In still air
      τ(thermal time constant) ≤ 3.4S In still air
      TA(working temperature) -40 ℃ ~ +125 ℃  
      PN(rated power) 50 mw In maximum working temperature