B57421V2471J62 EPCOS Inc, B57421V2471J62 Datasheet - Page 3

• Manufacturer Part Number: B57421V2471J62
• Description: THERMISTOR NTC 470 OHM 5% 0805
• Manufacturer: EPCOS Inc
• Series: B574**V2r
• Type: NTCr

Specifications of B57421V2471J62

• Resistance In Ohms @ 25°c: 470
• Resistance Tolerance: ±5%
• B Value Tolerance: ±3%
• B25/50: 3940K
• B25/85: 3980K
• B25/100: 4000K
• Operating Temperature: -55°C ~ 125°C
• Power - Max: 210mW
• Mounting Type: Surface Mount
• Package / Case: 0805 (2012 Metric)
• Thermistor Type: NTC
• Resistance: 470ohm
• Beta Value (k): 4000
• Svhc: No SVHC (18-Jun-2010)
• Beta Value Lower Limit Temperature: 25°C
• Operating Temperature Max: +125°C
• Operating Temperature Min: -55°C
• Tolerance: 5 %
• Termination Style: SMD/SMT
• Operating Temperature Range: - 55 C to + 125 C
• Dimensions: 1.25 mm W x 2 mm L x 1.3 mm H
• Power Rating: 210 mW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• B0/50: -
• B25/75: -
• Lead Length: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: B57421V2471J 62; B57421V2471J062

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
Temperature Measurement
SMD NTC Thermistors with Nickel Barrier Termination, Size 0805
Standard
IEC
60068-2-2
JIS C 0021
IEC
60068-2-3
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
t: 1000 h
Temperature of air: (40
Relative humidity of air:
(93 +2/–3) %
Duration: 56 days
Lower test temperature: – 55 C
Upper test temperature: 125 C
Number of cycles: 100
P
T: (65
t: 1000 h
Solderability:
(215
(235
Resistance to soldering heat:
(260
Reflow soldering profile
Wave soldering profile
max
: 210 mW
3) C / (3
5) C / (2
5) C / (10
2) C
2) C
55
05/02
0,3) s
0,2) s
1) s
2) C
(typical)
< 2 %
< 2 %
< 2 %
< 2 %
< 1 %
R
25
/R
25
Remarks
95 % of
terminations
wetted
B574**
V 4**