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P)4DPNQMJBOU t)JHIQFBLTVSHF DVSSFOUSBUJOH *TM TJOHMFμT QVMTF NN tL"SBUJOHXIFO EFWJDFTQBSBMMFMFE 7/ %$ NBUDIFE XJUIJO DPOUBDUGBDUPSZGPS TQFDJBMTFMFDUJPOT t4UBOEBSEPQFSBUJOH WPMUBHFSBOHF DPNQBUJCMFXJUI DPNNPO"$MJOF WPMUBHFT UP 7"$ t$IBSBDUFSJ[FEGPS NBYJNVNTUBOECZ DVSSFOU -FBLBHF t$VTUPNWPMUBHF UZQFTBWBJMBCMF t4UBOEBSEMFBEGPSN BOEMFBETQBDFPQUJPOT Agency Approvals Absolute Maximum Ratings t'PSSBUJOHTPGJOEJWJEVBMNFNCFSTPGBTFSJFT TFF%FWJDF3BUJOHTBOE4QFDJmDBUJPOTDIBSU Agency Agency FIle Number Status & "QQSPWFE "QQSPWFE Continuous UltraMOVTM 25S Series Units Steady State Applied Voltage: "$7PMUBHF3BOHF 7. "$ 3.4) UP 7 %$7PMUBHF3BOHF 7. %$ ) UP 7 Transients: 1FBL1VMTF$VSSFOU *TM YμT$VSSFOU8BWF4JOHMF1VMTF 4JOHMF1VMTF&OFSHZ$BQBCJMJUZ 8TM NT$VSSFOU8BWF UP J 0QFSBUJOH"NCJFOU5FNQFSBUVSF3BOHF 5") UP 4UPSBHF5FNQFSBUVSF3BOHF 5STG) UP 5FNQFSBUVSF$PFGmDJFOU B7 PG$MBNQJOH7PMUBHF 7$ BU4QFDJmFE5FTU$VSSFOU )J1PU&ODBQTVMBUJPO $0"5*/(*TPMBUJPO7PMUBHF$BQBCJMJUZ %JFMFDUJD8JUITUBOE%$GPSNJOQFS.*-o45%o .FUIPE 7 *OTVMBUJPO3FTJTUBODFPGUIF&QPYZ$PBUJOH MΩ CAUTION: Stresses above those listed in "Absolute Maximum Ratings" may cause permanent damage to the device. This is a stress only rating and operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied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¡$XJUIOPEFSBUJOH5IJT44FSJFTJT -"4&3CSBOEFEBOEJTTVQQMJFEJOCVMLQBDLBHJOH UltraMOVTM 25S Varistor Series
©2012 Littelfuse, Inc. Revision: April 11, 2012Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/ultramov25s.html for current information.
115 UltraMOV™ 25S Varistor Series
Radial Lead Varistors > UltraMOVTM 25S Series ULTRAMOV™ 25S Series 100 1000 10000 Maximum Peak Voltage (V) Peak C u rren t (A) 115 130 140 150 175 230 250 275 300 320 385 420 440 460 510 550 625 750 V-I Limit Curves Pulse Rating Curves 100 1000 10000 100000 10 100 1000 10000 Peak Current (A) Impulse Duration (μs) 102 10 5 10 6 Figure 3 Figure 4
©2012 Littelfuse, Inc. Revision: April 11, 2012 Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/ultramov25s.html for current information. 116UltraMOV™ 25S Varistor Series Radial Lead Varistors > UltraMOVTM 25S Series UltraMOVTM 25S Series Varistors for High-T emperature Operating Conditions: Wave Solder Profile Operating/Storage T emperature ¡$UP ¡$UP Passive Aging IPVST UZQJDBMWPMUBHFDIBOHF Humidity Aging IPVST UZQJDBMWPMUBHFDIBOHF Thermal Shock ¡$UP¡$UJNFT UZQJDBMWPMUBHFDIBOHF Solvent Resistance .*-o45%o .FUIPE' Moisture Sensitivity -FWFM +o45%o$ Lead Material 5JOoDPBUFE$PQQFSXJSF Soldering Characteristics 4PMEFSBCJMJUZQFS.*-o45%o .FUIPE& Insulating Material $VSFE nBNFSFUBSEBOUFQPYZQPMZNFS NFFUT6-7oSFRVJSFNFOUT Device Labeling .BSLFEXJUI-' WPMUBHF 6-$4"-PHPT BOEEBUFDPEF Physical Specifications Environmental Specifications 100 150 200 250 300 00 . 511 . 522 . 533 . 54 TIME(MINUTES) TEMPERATURE (ºC) Maximum Wave 240C Lead–free Wave Solder Profile 100 150 200 250 300 00 . 511 . 522 . 533 . 54 TIME(MINUTES) TEMPERATURE (ºC) Maximum Wave 260C Non Lead–free Wave Solder Profile 1IFOPMJDDPBUFEEFWJDFTBSFBWBJMBCMFXJUIJNQSPWFENBYJNVNPQFSBUJOHUFNQFSBU VSF$ 5IFTFEFWJDFTBMTPIBWFJNQSPWFEUFNQFSBUVSFDZDMJOHDBQBCJMJUZ3BUJOHTBOETQFDJmDBUJPOT BSFQFSTUBOEBSETFSJFTFYDFQU)Jo1PU&ODBQTVMBUJPO *TPMBUJPO7PMUBHF$BQBCJMJUZ T o order:BEEh9hUPQBSUOVNCFS FH7419 5IFTFEFWJDFTBSF/056- $4" $&$$PS7%&DFSUJmFE$POUBDUGBDUPSZGPSGVSUIFSEFUBJMT Figure 5 Figure 6
©2012 Littelfuse, Inc. Revision: April 11, 2012Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/ultramov25s.html for current information.
117 UltraMOV™ 25S Varistor Series
Radial Lead Varistors > UltraMOVTM 25S Series ULTRAMOV™ 25S Series Product Dimensions (mm) E L A e b D Notes A max b min b max D max e min e max min max E max L min 741 32.5 0.95 1.05 28 11.7 13.7 25.4 741 741 741 741 741 741 741 741 741 741 741 741 741 741 741 741 741 "EEJUJPOBMPQUJPOBMMFBEGPSN QBDLBHJOHBOEMFBETQBDJOHSFRVJSFNFOUTBSFTVCKFDUUPBWBJMBCJMJUZBOEUPNJOJNVN PSEFSSFRVJSFNFOUT1MFBTFDPOUBDUGBDUPSZGPSEFUBJMT /JDLFM#BSSJFS8JSFPQUJPO 4VGmYh9h 4UBOEBSEQBSUTVTF5JO$PBUFE$PQQFSXJSF/JDLFM#BSSJFS$PBUFE8JSF JTBWBJMBCMFBTBOPQUJPO5IJTJT$PQQFS8JSFXJUIBnBTIJOHPG/JDLFM GPMMPXFECZBUPQDPBUPG5JO5PPSEFSQMFBTF BEETVGmYh9hUPFOEPGTUBOEBSEQBSUOVNCFS$POUBDUGBDUPSZGPSNPSFEFUBJMTJGSFRVJSFE 6MUSB.074IBWFCFFORVBMJmFEBTUZQFBQQMJDBUJPOCZ6-FEJUJPO XIJDIBMMPXT1FSNBOBOU$POOFDUJPO CFUXFFOUIFTFDPOEBSZPGUIFTFSWJDFUSBOTGPSNFSBOEUIFMJOFTJEFPGUIFTFSWJDFFRVJQNFOUPWFSDVSSFOUEFWJDF BTXFMMBTUIFMPBETJEF JODMVEJOHXBUUIPVSNFUFSTPDLFUFODMPTVSFTBOEJOUFOEFEUPCFJOTUBMMFEXJUIPVUBO FYUFSOBMPWFSDVSSFOUQSPUFDUJWFEFWJDF