B57891 EPCOS AG, B57891 Datasheet - Page 3

• Manufacturer Part Number: B57891
• Description: Ntc Thermistors For Temperature Measurement
• Manufacturer: EPCOS AG

Electrical specification and ordering codes
R
100 k
150 k
220 k
330 k
470 k
+ = Resistance tolerance
Reliability data
Test
Storage in
dry heat
Storage in damp
heat, steady state
Rapid temperature
cycling
Endurance
Long-term stability
(empirical value)
Please read Cautions and warnings and
Important notes at the end of this document.
Temperature measurement and compensation
Leaded NTC thermistors, lead spacing 2.5 mm
10 k
15 k
22 k
33 k
47 k
68 k
25
1 k
1.5 k
2.2 k
3.3 k
4.7 k
6.8 k
J = 5%
K = 10%
Standard
IEC
60068-2-2
IEC
60068-2-78
IEC
60068-2-14
No. of R/T
characteristic
1009
1008
1013
2003
2003
2003
4901
2004
2904
2904
4012
4012
4003
2005
2005
2007
2006
Test conditions
Storage at upper
category temperature
T: 125 C
t: 1000 h
Temperature of air: 40 C
Relative humidity of air: 93%
Duration: 56 days
Lower test temperature:
Upper test temperature: 125 C
Number of cycles: 100
P
t: 1000 h
Temperature: 70 C
t: 10000 h
max
: 200 mW
Page 3 of 23
B
K
3930 3%
3560 3%
3900 3%
3980 3%
3980 3%
3980 3%
3950 3%
4100 3%
4300 3%
4300 3%
4355 3%
4355 3%
4450 3%
4600 3%
4600 3%
4830 3%
5000 3%
25/100
40 C
(typical)
< 3%
< 2%
< 2%
< 3%
< 5%
R
25
/R
Ordering code
B57891M0102+000
B57891M0152+000
B57891M0222+000
B57891M0332+000
B57891M0472+000
B57891M0682+000
B57891M0103+000
B57891M0153+000
B57891M0223+000
B57891M0333+000
B57891M0473+000
B57891M0683+000
B57891M0104+000
B57891M0154+000
B57891M0224+000
B57891M0334+000
B57891M0474+000
25
Remarks
No visible
damage
No visible
damage
No visible
damage
No visible
damage
No visible
damage
B57891M
M891