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B57237S0109M000 Datasheet(PDF) 2 Page - EPCOS |
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B57237S0109M000 Datasheet(HTML) 2 Page - EPCOS |
2 / 15 page 1) For details on the capacitance Ctest as well as on the parameters k and n refer to "Application notes", chapters 1.6 and 1.7. Applications Switch-mode power supplies Soft-start motors, e.g. in vacuum cleaners Features Useable in series connections up to 265 VRMS Coated thermistor disk Kinked leads of tinned copper wire Wide resistance range UL approval (E69802) Options Resistance tolerance <20% and alternative lead configurations available on request Delivery mode Bulk (standard), cardboard tape, reeled or in Ammo pack Dimensional drawing Dimensions in mm Approx. weight 2 g General technical data Climatic category (IEC 60068-1) 55/170/21 Max. power (at 25 °C) Pmax 3.1 W Resistance tolerance ∆R R/RR ±20 % Rated temperature TR 25 °C Dissipation factor (in air) δ th approx. 17 mW/K Thermal cooling time constant (in air) τ c approx. 90 s Heat capacity Cth approx. 1530 mJ/K Electrical specification and ordering codes R25 Ω Imax (0...25 °C) A B25/100 K Ctest1) 230 V µF Ctest1) 110 V µF Param. for R(I)1) k Param. for R(I)1) n Ordering code 1 9.0 2700 700 2800 0.622 1.27 B57237S0109M000 2.2 7.0 2800 700 2800 0.806 1.30 B57237S0229M000 2.5 6.5 2800 700 2800 0.843 1.30 B57237S0259M000 4.7 5.1 2900 700 2800 1.03 1.32 B57237S0479M000 5 5.0 2900 700 2800 1.05 1.32 B57237S0509M000 7 4.2 3000 700 2800 1.16 1.33 B57237S0709M000 10 3.7 3060 700 2800 1.29 1.34 B57237S0100M000 15 3.0 3000 700 2800 1.49 1.33 B57237S0150M000 22 2.8 3300 700 2800 1.57 1.37 B57237S0220M000 33 2.5 3300 900 3600 1.78 1.37 B57237S0330M000 60 1.6 4000 400 1600 1.77 1.44 B57237S0600M000 Inrush current limiters B57237 ICLs S237 Page 2 of 15 Please read Cautions and warnings and Important notes at the end of this document. |
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