B57421V2473H062 EPCOS Inc, B57421V2473H062 Datasheet - Page 4

• Manufacturer Part Number: B57421V2473H062
• Description: Thermistors - NTC 0805 47K H62 B-4000 NTC Thermistor
• Manufacturer: EPCOS Inc
• Type: NTCr

Specifications of B57421V2473H062

• Description Of Terminals: Leadless
• Mounting Style: Surface Mount
• Pin Count: 2
• Resistance @ 25c: 47kohm
• Thermal Time Constant: 10s
• Percentage Of Resistance Tolerance @ 25c: ±3
• Product Length (mm): 2mm
• Product Depth (mm): 1.25mm
• Lead Free Status / RoHS Status: Supplier Unconfirmed

Reliability data
SMD NTC thermistors are tested in accordance with IEC 60068. The parts are mounted on a
standardized PCB in accordance with IEC 60539-1.
Test
Storage in
dry heat
Storage in damp
heat, steady state
Rapid temperature
cycling
Endurance
Solderability
Resistance drift
after soldering
Please read Cautions and warnings and
Important notes at the end of this document.
Temperature measurement and compensation
SMD NTC thermistors, case size 0805 (2012)
Standard
IEC
60068-2-2
JIS C 0021
IEC
60068-2-78
JIS C 0022
IEC
60068-2-14
JIS C 0025
IEC
60068-2-58
JIS C 0054
Test conditions
Storage at upper
category temperature
T: (125 2) C
t: 1000 h
Temperature of air: (40 2) C
Relative humidity of air:
(93 +2/ 3)%
Duration: 56 days
Lower test temperature:
Upper test temperature: 125 C
Number of cycles: 100
P
T: (65 2) C
t: 1000 h
Solderability:
(215 3) C, (3 0.3) s
(235 5) C, (2 0.2) s
Resistance to soldering heat:
(260 5) C, (10 1) s
Reflow soldering profile
Wave soldering profile
max
: 210 mW
Page 4 of 20
55 C
(typical)
< 2%
< 2%
< 2%
< 2%
< 1%
R
25
/R
25
Remarks
95% of
terminations
wetted
B574**V2