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B57891M0682000 Datasheet(PDF) 3 Page - EPCOS

Part No. B57891M0682000
Description  NTC thermistors for temperature measurement
Download  28 Pages
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Maker  EPCOS [EPCOS]
Homepage  http://www.epcos.com
Logo EPCOS - EPCOS

B57891M0682000 Datasheet(HTML) 3 Page - EPCOS

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R25
No. of R/T
characteristic
B25/100
K
Ordering code
+ =
Resistance tolerance
J =
±5%
K =
±10%
33 k
2904
4300
±3%
B57891M0333+000
47 k
4012
4355
±3%
B57891M0473+000
68 k
4012
4355
±3%
B57891M0683+000
100 k
4003
4450
±3%
B57891M0104+000
150 k
2005
4600
±3%
B57891M0154+000
220 k
2005
4600
±3%
B57891M0224+000
330 k
2007
4830
±3%
B57891M0334+000
470 k
2006
5000
±3%
B57891M0474+000
Reliability data
Test
Standard
Test conditions
∆R
25/R25
(typical)
Remarks
Storage in
dry heat
IEC
60068-2-2
Storage at upper
category temperature
T: 125
°C
t: 1000 h
< 3%
No visible
damage
Storage in damp
heat, steady state
IEC
60068-2-78
Temperature of air: 40
°C
Relative humidity of air: 93%
Duration: 56 days
< 2%
No visible
damage
Rapid temperature
cycling
IEC
60068-2-14
Lower test temperature:
40
°C
Upper test temperature: 125
°C
Number of cycles: 100
< 2%
No visible
damage
Endurance
Pmax: 200 mW
t: 1000 h
< 3%
No visible
damage
Long-term stability
(empirical value)
Temperature: 70
°C
t: 10000 h
< 5%
No visible
damage
Note
Contact of NTC thermistors with any liquids and solvents shall be prevented. It must be
ensured that no water enters the NTC thermistors (e.g. through plug terminals).
Avoid dewing and condensation unless thermistor is specified for these conditions.
Temperature measurement and compensation
B57891M
Leaded NTC thermistors, lead spacing 2.5 mm
M891
Page 3 of 28
Please read Cautions and warnings and
Important notes at the end of this document.


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