B57550 EPCOS AG, B57550 Datasheet - Page 4

• Manufacturer Part Number: B57550
• Description: Ntc Thermistors For Temperature Measurement
• Manufacturer: EPCOS AG

Reliability data
Test
Storage in
dry heat
Storage in damp
heat, steady state
Rapid temperature
cycling
Please read Cautions and warnings and
Important notes at the end of this document.
Temperature measurement
Glass-encapsulated sensors
Standard
IEC
60068-2-2
IEC
60068-2-67
IEC
60068-2-14
Test conditions
Storage at upper
category temperature
T: 300 C
t: 1000 h
Temperature of air: 85 C
Relative humidity of air: 85%
Duration: 56 days
Lower test temperature:
Upper test temperature: 200 C
Number of cycles: 1000
Page 4 of 19
55 C
(typical)
< 3%
< 2%
< 2%
R
25
/R
B57550G, B57550G1
25
Remarks
No visible
damage
No visible
damage
No visible
damage
G550/G1550