B57891M472J EPCOS Inc, B57891M472J Datasheet - Page 3

• Manufacturer Part Number: B57891M472J
• Description: Thermistors - NTC 4.7k 3980 3%
• Manufacturer: EPCOS Inc
• Type: NTCr
• Series: B57891Mr

Specifications of B57891M472J

• Resistance: 4.7 KOhms
• Tolerance: 5 %
• Termination Style: Radial
• Operating Temperature Range: - 40 C to + 125 C
• Dimensions: 3.5 mm Dia. x 3.5 mm W
• Lead Spacing: 2.5 mm
• Power Rating: 200 mW
• 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
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
: 60 mW
Page 3 of 19
55 C
(typical)
< 2%
< 1%
< 2%
< 3%
< 3%
R
25
/R
25
Remarks
No visible
damage
No visible
damage
No visible
damage
No visible
damage
No visible
damage
B57871S
S871