B57045K472K EPCOS Inc, B57045K472K Datasheet - Page 3

• Manufacturer Part Number: B57045K472K
• Description: Thermistors - NTC 4.7k 3950 3%
• Manufacturer: EPCOS Inc
• Type: NTCr

Specifications of B57045K472K

• Mounting Style: Through Hole
• Pin Count: 2
• Resistance @ 25c: 4.7kohm
• Percentage Of Resistance Tolerance @ 25c: ±10
• Accuracy: ±3
• Product Depth (mm): 8mm
• Resistance: 4.7 KOhms
• Tolerance: 10 %
• Termination Style: Radial
• Operating Temperature Range: - 55 C to + 125 C
• Power Rating: 450 mW
• Lead Free Status / RoHS Status: Compliant

Electrical specification and ordering codes
R
100 k
150 k
Reliability data
Test
Storage in
dry heat
Storage in damp
heat, steady state
Endurance
Long-term stability
(empirical value)
Please read Cautions and warnings and
Important notes at the end of this document.
Temperature measurement
Probe assemblies
10 k
33 k
47 k
68 k
25
1 k
2.2 k
4.7 k
6.8 k
Standard
IEC
60068-2-2
IEC
60068-2-78
No. of R/T
characteristic
1011
1013
4001
2903
2904
1012
4003
2005
2005
2005
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
P
t: 1000 h
Temperature: 100 C
t: 10000 h
max
: 450 mW
Page 3 of 13
B
K
3730 3%
3900 3%
3950 3%
4200 3%
4300 3%
4300 3%
4450 3%
4600 3%
4600 3%
4600 3%
25/100
(typical)
< 3%
< 3%
< 3%
< 5%
R
25
/R
Ordering code
B57045K0102K000
B57045K0222K000
B57045K0472K000
B57045K0682K000
B57045K0103K000
B57045K0333K000
B57045K0473K000
B57045K0683K000
B57045K0104K000
B57045K0154K000
25
Remarks
No visible
damage
No visible
damage
No visible
damage
No visible
damage
B57045K
K45