B57421V2681J62 EPCOS Inc, B57421V2681J62 Datasheet - Page 2

• Manufacturer Part Number: B57421V2681J62
• Description: THERMISTOR NTC 680 OHM 5% 0805
• Manufacturer: EPCOS Inc
• Series: B574**V2r
• Type: NTCr

Specifications of B57421V2681J62

• Package / Case: 0805 (2012 Metric)
• 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: 210mW
• Mounting Type: Surface Mount
• Description Of Terminals: Leadless
• Mounting Style: Surface Mount
• Pin Count: 2
• Resistance @ 25c: 680Ohm
• Thermal Time Constant: 10s
• Percentage Of Resistance Tolerance @ 25c: ±5
• Product Length (mm): 2mm
• Product Depth (mm): 1.25mm
• Resistance: 680 Ohms
• Tolerance: 5 %
• Termination Style: SMD/SMT
• Operating Temperature Range: - 55 C to + 125 C
• 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: B57421V2681J 62; B57421V2681J062

Applications
Features
Options
Delivery mode
Blister tape, 180-mm reel (standard);
330-mm reel (on request)
General technical data
Climatic category
Max. power
Resistance tolerance
Rated temperature
Dissipation factor
Thermal cooling time constant
Heat capacity
1) Depends on mounting situation
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)
Temperature measurement and
compensation
Multilayer SMD NTC with inner electrodes
Nickel barrier termination
Excellent long-term aging stability in
high-temperature environment
Superior resistance stability during soldering
(change <1%)
Alternative resistance ratings, resistance
tolerances and B value tolerances available
on request.
(IEC 60068-1)
(at 25 C, on PCB) P
(on PCB)
(on PCB)
Page 2 of 20
T
C
Dimensional drawing
Dimensions in mm
Approx. weight 13 mg
c
th
R
R
25
th
1)
1)
1)
1)
R
/R
R
55/125/56
210
25
approx. 3.5
approx. 10
approx. 35
3, 5
B574**V2
mW
%
mW/K
s
mJ/K
C