B57820

Manufacturer Part NumberB57820
DescriptionNtc Thermistors For Temperature Measurement
ManufacturerEPCOS AG
B57820 datasheet
 


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NTC thermistors for
temperature measurement
Leadless NTCs
Series/Type:
B57820M
Date:
February 2009
© EPCOS AG 2009. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS' prior express consent is prohibited.

B57820 Summary of contents

  • Page 1

    ... NTC thermistors for temperature measurement Leadless NTCs Series/Type: B57820M Date: February 2009 © EPCOS AG 2009. Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without EPCOS' prior express consent is prohibited. ...

  • Page 2

    ... C) P 180 100 R (in air) 1) approx (in air) approx approx No. of R/T B 25/100 characteristic K 1009 3930 1.5% 1006 3550 1.5% 1008 3560 1.5% Page B57820M M820 th (mm) 1.1 2.2 1.4 1.3 0.2 1.1 2.2 1 mW/K s mJ/K Ordering code B57820M0561A005 B57820M0841A004 B57820M0102A003 ...

  • Page 3

    ... Temperature of air Relative humidity of air: 93% Duration: 21 days Lower test temperature Upper test temperature: 155 C Number of cycles: 100 P : 180 mW max t: 1000 h Temperature: 125 C t: 10000 h Page B57820M M820 R /R Remarks 25 25 (typical) < visible damage < visible damage < 3% ...

  • Page 4

    ... Page B57820M M820 = 3930 K (%/K) 7.0 6.8 6.6 6.4 6.2 6.1 5.9 5.8 5.6 5.4 5.2 5.1 4.9 4.8 4.6 4.5 4.3 4.2 4.1 4.0 3.9 3.8 3.7 3.5 3.4 3.4 3.3 3.2 3.1 3.0 3.0 2.9 2.8 2.7 2.7 2.6 2.5 2.5 2.4 2.4 2.3 2.3 2.2 ...

  • Page 5

    ... Important notes at the end of this document. 1008 1009 B = 3560 K B 25/100 25/100 /R (%/ 0.02279 2.0 0.020667 2.0 0.01878 1.9 0.01709 1.9 0.015582 1.8 0.014227 1.8 0.013012 1.8 0.011934 1.7 0.010964 1.7 0.0101 1.7 0.0093191 1.6 0.0085949 1.6 0.0079384 1.6 0.0073411 1.5 0.006798 1.5 0.0063087 1.5 0.0058623 1.5 0.0054487 1.4 0.0050705 1.4 Page B57820M M820 = 3930 K (%/K) ...

  • Page 6

    ... Test Ua1: Leads Please read Cautions and warnings and Important notes at the end of this document. Dip soldering Iron soldering max. 260 C max. 360 C max max min min 0. 1.0 N 0.25 < 0. 2.5 N 0.35 < 0. 5.0 N 0.50 < 0. 10.0 N 0.80 < 1. 20.0 N Page B57820M M820 ...

  • Page 7

    ... Do not store SMDs where they are exposed to heat or direct sunlight. Otherwise, the packing ma- terial may be deformed or SMDs may stick together, causing problems during mounting. After opening the factory seals, such as polyvinyl-sealed packages, use the SMDs as soon as possible. Please read Cautions and warnings and Important notes at the end of this document. Page B57820M M820 ...

  • Page 8

    ... Solder the thermistors listed in this data book after shipment from EPCOS within the time speci- fied: SMDs: Leaded components: Please read Cautions and warnings and Important notes at the end of this document 75% annual mean <95%, maximum 30 days per annum 12 months 24 months Page B57820M M820 ...

  • Page 9

    ... Use resin-type flux or non-activated flux. Insufficient preheating may cause ceramic cracks. Rapid cooling by dipping in solvent is not recommended. Complete removal of flux is recommended. Please read Cautions and warnings and Important notes at the end of this document ... +45 C, relative Page B57820M M820 , Cl etc). x ...

  • Page 10

    ... Be sure to provide an appropriate fail-safe function to prevent secondary product damage caused by malfunction. This listing does not claim to be complete, but merely reflects the experience of EPCOS AG. Please read Cautions and warnings and Important notes at the end of this document. Page B57820M M820 ...

  • Page 11

    ... Widerstandstoleranz, die durch die Streuung des B-Wertes verursacht wird Isolationswiderstand Parallelwiderstand Nennwiderstand Widerstandstoleranz Serienwiderstand Widerstand bei Temperatur T (z. Widerstand bei Temperatur Temperaturtoleranz Zeit Umgebungstemperatur Obere Grenztemperatur (Kategorietemperatur) Untere Grenztemperatur (Kategorietemperatur) Betriebstemperatur Nenntemperatur Oberflächentemperatur Spannung Isolationsprüfspannung Betriebsspannung Prüfspannung Page B57820M M820 ...

  • Page 12

    ... German Temperaturkoeffizient Toleranz, Änderung Wärmeleitwert Thermische Abkühlzeitkonstante Thermische Zeitkonstante German Oberflächenmontierbares Bauelement Platzhalter für Zahl im Bestellnummern- code oder für die Typenbezeichnung. Platzhalter für einen Buchstaben. Alle Maße sind in mm angegeben. Verwendete Kommas in Zahlenwerten bezeichnen Dezimalpunkte. Page B57820M M820 ...

  • Page 13

    Important notes The following applies to all products named in this publication: 1. Some parts of this publication contain statements about the suitability of our products for certain areas of application. These statements are based on our knowledge of typical ...