Temperature Measurement B574**
SMD NTC Thermistors with Nickel Barrier Termination, Size 0805 V4**
Applications
*)
1,250,15 1,3 max.
Temperature measurement and compensation in
mobile phone applications
(e.g. battery pack, TCXO, LCD)
data systems
automotive electronics
Features
Multilayer SMD NTC with inner electrodes
Ni barrier termination (AgNiSn)
High accuracy: 5 % in resistance, Termination TNT0421-1-E
B value tolerance down to 1,5 % available
* Slimline version 0,9 max.
on request
* available upon request
Excellent long-term ageing stability in
high-temperature and high-humidity environment
Dimensions in mm
Superior resistance stability during soldering
Approx. weight 13 mg
(change <1 %)
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) 55/125/56
1)
Max. power at 25 C (on PCB) P 210 mW
25
Resistance tolerance R /R 5 %, 10 %
N N
Rated temperature T 25 C
N
B value tolerance B/B 3 %
1)
Dissipation factor (on PCB) approx. 3,5 mW/K
th
1)
Thermal cooling time constant (on PCB) approx. 10,0 s
c
1)
Heat capacity C approx. 35,0 mJ/K
th
R No. of R/T B B B Ordering code
25 25/50 25/85 25/100
characteristic
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
2,00,2
0,50,25Temperature Measurement B574**
SMD NTC Thermistors with Nickel Barrier Termination, Size 0805 V4**
R No. of R/T B B B Ordering code
25 25/50 25/85 25/100
characteristic
K K K
470 8502 3940 3980 4000 B57421V2471+062
680 8502 3940 3980 4000 B57421V2681+062
1,0 k 8502 3940 3980 4000 B57421V2102+062
1,5 k 8502 3940 3980 4000 B57421V2152+062
10 k 8502 3940 3980 4000 B57421V2103+062
2,2 k 8503 4390 4470 4500 B57431V2222+062
3,3 k 8503 4390 4470 4500 B57431V2332+062
4,7 k 8503 4390 4470 4500 B57431V2472+062
6,8 k 8503 4390 4470 4500 B57431V2682+062
10 k 8503 4390 4470 4500 B57431V2103+062
15 k 8503 4390 4470 4500 B57431V2153+062
22 k 8503 4390 4470 4500 B57431V2223+062
33 k 8503 4390 4470 4500 B57431V2333+062
47 k 8503 4390 4470 4500 B57431V2473+062
68 k 8503 4390 4470 4500 B57431V2683+062
100 k 8503 4390 4470 4500 B57431V2104+062
+: J for R /R = 5 %
N N
Kfor R /R = 10 %
N N
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