S891 Datasheet, PDF (2/26 Pages) EPCOS – NTC thermistors for temperature measurement

Temperature measurement and compensation
Leaded NTC thermistors, lead spacing 2.5 mm
B57891S
S891
Applications
Temperature measurement and
compensation
Features
Favorable price/ performance ratio
Rugged design, epoxy resin encapsulation
Leads: copper-clad Fe wire, tinned
UL approval (E69802)
Options
Lead spacing 5 mm available on request
Delivery mode
Bulk (standard), cardboard tape, reeled or in
Ammo pack on request
Dimensional drawing
Dimensions in mm
Approx. weight 0.2 g
General technical data
Climatic category
Max. power
Resistance tolerance
Rated temperature
Dissipation factor
Thermal cooling time constant
Heat capacity
(IEC 60068-1)
(at 25 °C)
(in air)
(in air)
P₂₅
∆R_R/R_R
T_R
δ_th
τ_c
C_th
55/155/56
200
±1, ±3, ±5
25
approx. 4
approx. 15
approx. 60
mW
%
°C
mW/K
s
mJ/K
Electrical specification and ordering codes
R₂₅
Ω
2.2 k
5k
10 k
20 k
100 k
No. of R/T
characteristic
1008
2003
4901
2904
4003
+ = Resistance tolerance
F = ±1%
H = ±3%
J = ±5%
B_25/100
K
3560 ±1.5%
3980 ±1%
3950 ±1%
4300 ±1%
4450 ±1%
Ordering code
B57891S0222+008
B57891S0502+008
B57891S0103+008
B57891S0203+008
B57891S0104+008
Please read Cautions and warnings and
Important notes at the end of this document.
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