Surface Mount Fuses NANO2® > 250V UMF > Fast-Acting > 464 Series 464 Series Fuse PS E Description 5IF4VSGBDF.PVOU/BOP76.'QSPEVDUGBNJMZ DPNQMJFTXJUI*&$1VCMJDBUJPO*&$6OJWFSTBM .PEVMBS'VTF-JOLT<6.'>5IJT*&$TUBOEBSEIBTCFFO BDDFQUFECZ6-$4"NBLJOHJUUIFåSTUHMPCBMGVTF TUBOEBSE Agency Approvals AGENCY AGENCY FILE NUMBER AMPERE RANGE PS E NBK30502-E108480A 1A - 6.3A E184655A,B 500mA - 6.3A t 'BTU"DUJOH t 7"$7PMUBHFSBUJOH t -JTUFEUP*&$ 6OJWFSTBM.PEVMBS 'VTF-JOLT6.' 7 t 3P)4DPNQMJBOUBOE )BMPHFO'SFF Applications t 1PXFSTVQQMZ t *OEVTUSJBMFRVJQNFOU t -JHIUJOHTZTUFN t .FEJDBMFRVJQNFOU t 8IJUFHPPET Electrical Characteristics for Series % of Ampere Rating Opening Time IPVS.JOJNVN NJOVUFT.BYJNVN TFD.JOTFD.BY Electrical Specifications by Item Ampere Rating (A) Amp Code Max Voltage Rating (V) Agency Approvals Nominal Cold Resistance (Ohms) Nominal Melting It (A2sec) Nominal Voltage Drop (mV) Y Y Y Y Interrupting Rating PS E Y Y Y Y Y Y BNQFSFT !7"$ Y Y Y Y Y Y Y Y Y Y Notes: - l2t calculated at 8ms. - Resistance is measured at 10% of rated current, 25ºC - For information and availability of additional ratings please contact Littelfuse © 2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/464.html for current information. 77 Revised: September 11, 2009 464 Series 464 Series Features Mount Fuses IntroductionSurface to Circuit Protection NANO2® > 250V vvUMF > Fast-ActingTransientology > 464 Series .80 A 1.00 A 1.25 A 1.60 A 2.00 A 2.50 A 3.15 A 4.00 A 5.00 A 6.30 A Average Time Current Curves .50 A Temperature Rerating Curve 100 TIME IN SECONDS 10 1 0.1 /PUF %FSBUJOHEFQJDUFEJOUIJTDVSWFJTJOBEEJUJPOUPUIFTUBOEBSEEFSBUJOHPGGPS DPOUJOVPVTPQFSBUJPO 0.01 0.001 0.1 1000 100 10 CURRENT IN AMPERES 1 Soldering Parameters Pre Heat 1Co'SFFBTTFNCMZ ¡$ - Temperature Max (Ts(max)) ¡$ - Time (Min to Max) (ts) oTFDT ¡$TFDPOENBY TS(max) to TL - Ramp-up Rate ¡$TFDPOENBY - Temperature (TL) (Liquidus) ¡$ - Temperature (tL) oTFDPOET TL TS(max) tL Ramp-down TS(min) Preheat tS 25 Peak Temperature (TP) Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate ¡$TFDPOENBY Time 25°C to peak Temperature (TP) NJOVUFTNBY Do not exceed ¡$ Wave Soldering Parameters ¡$1FBL 5FNQFSBUVSF TFDPOETNBY 464 Series Critical Zone TL to TP Ramp-up - Temperature Min (Ts(min)) Average ramp up rate (Liquidus Temp (TL) to peak Reflow tP TP Temperature Reflow Condition time to peak temperature (t 25ºC to peak) Time ¡$ 78 © 2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/464.html for current information. Surface Mount Fuses NANO2® > 250V UMF > Fast-Acting > 464 Series Product Characteristics Materials #PEZ$FSBNJD 5FSNJOBUJPOT4JMWFSQMBUFE$BQT Product Marking #SBOE"NQFSF3BUJOH7PMUBHF3BUJOH 6.'-PHP Thermal Shock .*-45%.FUIPE5FTU $POEJUJPO#DZDMFT¡$ ¡$ Mechanical Shock .*-45%.FUIPE5FTU $POEJUJPO" Vibration .*-45%.FUIPE)[ ¡$UP¡$ Moisture Sensitivity Level -FWFM+45%$ Moisture Resistance .*-45%.FUIPEDZDMFT Solderability *&$ Salt Spray .*-45%.FUIPE5FTU $POEJUJPO#IST Insulation Resistance (after Opening) *&$.PINNJO!7%$ Resistance to Soldering Heat *&$ Dimensions Part Numbering System 12.1 (.475") F F500mAL AC250V 4.5 (.177") 464 Series Operating Temperature 2.8 (.11") Recommended pad layout 6.7 (.264") 0464 001. D R SERIES 5.6 (.22") AMP Code* 3FGFSUP&MFDUSJDBM $IBSBDUFSJTUJDTUBCMF 6.9 (.27") WAVE SOLDER 3.5 (.14") TOP VIEW 4.5 (.177") Height END CAP QUANTITY Code %QDT PACKAGING Code 35BQFBOE3FFM 5.6 (.22") 6.8 (.264") REFLOW SOLDER *Example: BNQQSPEVDUJT02.5 %3 BNQQSPEVDUTIPXOBCPWF Packaging Packaging Option Packaging Specification Quantity Quantity & Packaging Code NN5BQFBOE3FFM &*"34*&$QBSU %3 © 2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/464.html for current information. 79 464 Series Introduction to Circuit Protection Transientology 80 © 2009 Littelfuse, Inc. Specifications are subject to change without notice.