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SMOV25S551NP датащи(PDF) 1 Page - Littelfuse |
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SMOV25S551NP датащи(HTML) 1 Page - Littelfuse |
1 / 6 page © 2014 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 05/23/14 Varistor Products Thermally Protected Varistors > SMOV25S Series RoHS Description Features • Maximumsingle surgecapability20kA, 8/20waveshape. •NominalDischarge CurrentValue:10kA. • Intermediatecurrent rating:50A/150A. • -45°Cto+75°Coperating temperature. • RecognizedtoUL 14493rdedition. • Lead-FreeandRoHS compliant. • Integratedmicro-switchfor indicationcircuitry/design. Agency Approvals Applications • SPDapplications • AC/DCdistribution • IT/Datacenter • Powersupplier • Telecommunication Agency Agency File Number E320116 SMOV25S Varistor Series TheLittelfuseSMOVthermallyprotectedvaristorisaself- protecteddevice.Itconsistsofa25mmsquarevaristorwithan integralthermaldisconnectdesignedtoopenintheeventof overheatingduetoabnormalovervoltageasoutlinedinUL1449 3rdedition.TheSMOVhelpsfacilitateSPDmodulecompliance toUL1449andoffersquickthermalresponseduetotheclose proximityoftheintegratedthermalelementtotheMOVbody. Thisconfigurationalsoofferslowerinductancethanmostdiscreet solutionsresultinginimprovedclampingperformancetofastover voltagetransients. Thedevicehasaseparatemicro-switch,whichcanbeusedto indicatethattheMOVhasbeendisconnectedfromthecircuit.This separateswitchmakesthemonitoringcircuitrycompletelyisolated fromthemainpowerwhichensuresindicatorcircuitsafetyand simplifiesthecustomerscircuitdesign. Absolute Maximum Ratings •Forratingsofindividualmembersofaseries,seeDeviceRatingsandSpecificationschart. SMOV25S Series Units Continous: Steady State Applied Voltage: DCVoltageRange(VM(DC)) 150to970 V ACVoltageRange(V M(AC)RMS) 115to750 V Transient: Non-RepetitiveSurgeCurrent,8/20µsWaveform(I TM) 20,000 A Non-RepetitiveEnergyCapability,2msWaveform(W TM) 170to670 J OperatingAmbientTemperatureRange(T A) -45to+75 °C StorageTemperatureRange(T STG) -45to+85 °C Hi-PotEncapsulation(IsolationVoltageCapability) 2500 V IsolationVoltageCapability(whenthethermaldisconnectopens) 1500 V HousingInsulationResistance >1,000 MΩ CAUTION:Stressesabovethoselistedin“AbsoluteMaximumRatings”maycausepermanentdamagetothedevice.Thisisastressonlyratingandoperation ofthedeviceattheseoranyotherconditionsabovethoseindicatedintheoperationalsectionsofthisspecificationisnotimplied. |
Аналогичный номер детали - SMOV25S551NP |
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Аналогичное описание - SMOV25S551NP |
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