B57891-S222-J8 EPCOS Inc, B57891-S222-J8 Datasheet - Page 3

• Manufacturer Part Number: B57891-S222-J8
• Manufacturer: EPCOS Inc
• Type: NTCr

Specifications of B57891-S222-J8

• Mounting Style: Through Hole
• Pin Count: 2
• Sensitivity Index: 3560K
• Resistance @ 25c: 2.2kohm
• Thermal Time Constant: 15s
• Percentage Of Resistance Tolerance @ 25c: ±5
• Accuracy: ±1.5
• Product Length (mm): Not Requiredmm
• Product Height (mm): Not Requiredmm
• Product Depth (mm): 4.5mm
• Lead Free Status / RoHS Status: 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