B57891S 502F 8 EPCOS Inc, B57891S 502F 8 Datasheet - Page 3

• Manufacturer Part Number: B57891S 502F 8
• Description: NTC Thermistor
• Manufacturer: EPCOS Inc

Specifications of B57891S 502F 8

• Thermistor Type: NTC
• Resistance: 5kohm
• Thermistor Tolerance: ± 1%
• Beta Value (k): 3980
• Operating Temperature Range: -55°C To +155°C
• Thermistor Case Style: Radial Lead
• No. Of Pins: 2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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
Standard
IEC
60068-2-2
IEC
60068-2-78
IEC
60068-2-14
Test conditions
Storage at upper
category temperature
T: 155 C
t: 1000 h
Temperature of air: 40 C
Relative humidity of air: 93%
Duration: 56 days
Lower test temperature:
Upper test temperature: 155 C
Number of cycles: 100
P
t: 1000 h
Temperature: 70 C
t: 10000 h
max
: 200 mW
Page 3 of 19
55 C
(typical)
< 3%
< 1%
< 2%
< 3%
< 3%
R
25
/R
25
Remarks
No visible
damage
No visible
damage
No visible
damage
No visible
damage
No visible
damage
B57891S
S891