B57321V2681J60 EPCOS Inc, B57321V2681J60 Datasheet - Page 4

• Manufacturer Part Number: B57321V2681J60
• Description: THERMISTOR NTC 680 OHM 5% 0603
• Manufacturer: EPCOS Inc
• Series: B573**V2r
• Type: NTCr

Specifications of B57321V2681J60

• Resistance In Ohms @ 25°c: 680
• Resistance Tolerance: ±5%
• B Value Tolerance: ±3%
• B25/50: 3940K
• B25/85: 3980K
• B25/100: 4000K
• Operating Temperature: -55°C ~ 125°C
• Power - Max: 180mW
• Mounting Type: Surface Mount
• Package / Case: 0603 (1608 Metric)
• Resistance: 680 Ohms
• Tolerance: 5 %
• Termination Style: SMD/SMT
• Operating Temperature Range: - 55 C to + 125 C
• Power Rating: 180 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: B57321V2681J 60; B57321V2681J060

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
SMDs with nickel barrier termination, case size 0603
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
: 180 mW
Page 4 of 45
55 C
(typical)
< 2%
< 2%
< 2%
< 2%
< 1%
R
25
/R
25
Remarks
95% of
terminations
wetted
B573**V2