B57411 Datasheet, PDF (1/4 Pages) EPCOS – Temperature Measurement SMD NTC Thermistors with Nickel Barrier Termination

Temperature Measurement
SMD NTC Thermistors with Nickel Barrier Termination, Size 0805
B574**
V 4**
Applications
I Temperature measurement and compensation in
– mobile phone applications
(e.g. battery pack, TCXO, LCD)
– data systems
– automotive electronics
1,25±0,15
1,3 max.^*)
Features
I Multilayer SMD NTC with inner electrodes
I Ni barrier termination (AgNiSn)
I High accuracy: ± 5 % in resistance,
B value tolerance down to ± 1,5 % available
on request
I Excellent long-term ageing stability in
high-temperature and high-humidity environment
I Superior resistance stability during soldering
(change <1 %)
Termination
TNT0421-1-E
* Slimline version 0,9 max.
* available upon request
Dimensions in mm
Approx. weight 13 mg
Options
Alternative resistance ratings, resistance tol. < 5 % and B value tol. < 3 % available on request
Delivery mode
Blister tape, 180-mm reel, PU: 3000 pcs (standard); 330-mm reel, PU: 12000 pcs (on request)
Climatic category (IEC 60068-1)
Max. power at 25 °C (on PCB)
Resistance tolerance
Rated temperature
B value tolerance
Dissipation factor (on PCB)
Thermal cooling time constant (on PCB)
Heat capacity
P₂₅¹⁾
∆R_N/R_N
T_N
∆B/B
δ_th¹⁾
τ_c¹⁾
C_th¹⁾
55/125/56
210
± 5 %, ± 10 %
25
±3%
approx. 3,5
approx. 10,0
approx. 35,0
mW
°C
mW/K
s
mJ/K
R₂₅
No. of R/T
B_25/50
B_25/85
B_25/100
Ordering code
characteristic
Ω
K
K
K
47
8501
3470
3540
3550
B57411V2470+062
100
8501
3470
3540
3550
B57411V2101+062
150
8501
3470
3540
3550
B57411V2151+062
220
8501
3470
3540
3550
B57411V2221+062
330
8501
3470
3540
3550
B57411V2331+062
1) Depends on mounting situation
53 05/02