Data Sheet

Applications
Temperature measurement and
compensation
Features
Wide resistance range
Cost-effective
Lacquer-coated thermistor disk
Leads: copper-clad Fe wire, tinned
Marked with resistance and tolerance
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 (IEC 60068-1) 40/125/56
Max. power (at 25 °C) P
25
200 mW
Resistance tolerance ∆R
R
/R
R
±5, ±10 %
Rated temperature T
R
25 °C
Dissipation factor (in air) δ
th
approx. 3.5 mW/K
Thermal cooling time constant (in air) τ
c
approx. 12 s
Heat capacity C
th
approx. 40 mJ/K
Temperature measurement and compensation B57891M
Leaded NTC thermistors, lead spacing 2.5 mm M891
Page 2 of 23Please read Cautions and warnings and
Important notes at the end of this document.