B57238S0250M000 EPCOS Inc, B57238S0250M000 Datasheet
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B57238S0250M000
Specifications of B57238S0250M000
B57238S 250M
B57238S250M
B57238S250M
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B57238S0250M000 Summary of contents
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NTC thermistors for inrush current limiting Leaded and coated disks Series/Type: B57238 Date: May 2009 © EPCOS AG 2009. Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without EPCOS' prior express consent is prohibited. ...
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Inrush current limiters ICLs Applications Switch-mode power supplies Soft-start motors, e.g. in vacuum cleaners Features Useable in series connections up to 265 V RMS Coated thermistor disk for line applications Kinked leads of tinned copper wire Wide resistance range UL ...
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Inrush current limiters ICLs Reliability data Test Standard Storage in IEC dry heat 60068-2-2 Storage in damp IEC heat, steady state 60068-2-78 Rapid temperature IEC cycling 60068-2-14 Endurance Cyclic endurance Transient load Note The self-heating of a thermistor during operation ...
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Inrush current limiters ICLs Taping and packing 1 Taping of radial leaded NTC thermistors Dimensions and tolerances Lead spacing F = 5.0 mm (taping to IEC 60286-2) Lead spacing F = 7.5 mm (taping based on IEC 60286-2) Please read ...
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Inrush current limiters ICLs Dimensions (mm) Lead Tolerance of spacing lead spacing 11.5 max. th 6.0 max. d 0.5/0.6 0.05 P 12.7 0 3.85 0 5.0 +0.6/ 0 2.0 ...
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Inrush current limiters ICLs Types of packing Ammo packing Packing unit: 1000 - 2000 pcs./reel Reel packing Packing unit: 1000 - 2000 pcs./reel Reel dimensions (in mm) Reel type d I 360 max. II 500 max. Please read Cautions and ...
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Inrush current limiters ICLs Bulk packing The components are packed in cardboard boxes, the size of which depends on the order quantity. 2 Packing codes The last two digits of the complete ordering code state the packing mode: Last two ...
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Inrush current limiters ICLs Mounting instructions 1 Soldering 1.1 Leaded NTC thermistors Leaded thermistors comply with the solderability requirements specified by CECC. When soldering, care must be taken that the NTC thermistors are not damaged by excessive heat. The following ...
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Inrush current limiters ICLs Wave soldering Temperature characteristic at component terminal with dual wave soldering 2 Robustness of terminations The leads meet the requirements of IEC 60068-2-21. They may not be bent closer than 4 mm from the solder joint ...
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Inrush current limiters ICLs When subjecting leads to mechanical stress, the following should be observed: Tensile stress on leads During mounting and operation tensile forces on the leads are to be avoided. Bending of leads Bending of the leads directly ...
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Inrush current limiters ICLs Cautions and warnings General See "Important notes" at the end of this document. Storage Store thermistors only in original packaging. Do not open the package before storage. Storage conditions in original packaging: storage temperature humidity 75% ...
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Inrush current limiters ICLs Mounting When NTC thermistors are encapsulated with sealing material or overmolded with plastic material, the precautions given in chapter “Mounting instructions”, “Sealing and potting” must be observed. Electrode must not be scratched before/during/after the mounting process. ...
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Inrush current limiters ICLs Symbols and terms Symbol English B B value B B value determined by resistance 25/100 measurement and 100 C C Test capacitance test C Heat capacitance th I Current I Maximum current within ...
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Inrush current limiters ICLs Symbol English T min Lower category temperature T Rated temperature R T Surface temperature surf V Voltage V Load voltage load V Voltage drop across an NTC thermistor Spannungsabfall am Heißleiter NTC V Root-mean-square value of ...
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Important notes The following applies to all products named in this publication: 1. Some parts of this publication contain statements about the suitability of our products for certain areas of application. These statements are based on our knowledge of typical ...