0464.800DR LITTELFUSE
Document overview
- Manufacturer or author: Provided By digicamel.com
- PDF pages: 4
Technical content
Features
t 'BTU"DUJOH t -JTUFEUP*&$ 6OJWFSTBM.PEVMBS 'VTF-JOLT 6.' t 7"$7PMUBHFSBUJOH t 3P)4DPNQMJBOUBOE )BMPHFO'SFF PS E % of Ampere Rating Opening Time IPVS .JOJNVN NJOVUFT .BYJNVN TFD .JO TFD .BY AGENCY AGENCY FILE NUMBER AMPERE RANGE PS E NBK30502-E108480A 1A - 6.3A E184655A,B 500mA - 6.3A Electrical Specifications by Item Ampere Rating (A) Amp Code Max Voltage Rating (V) Interrupting Rating Nominal Cold Resistance (Ohms) Nominal Melting It (A2sec) Nominal Voltage Drop (mV) Agency Approvals PS E BNQFSFT !7"$ Y Y YY YY YY YY YY YY YY YY Y Y 5IF4VSGBDF.PVOU/BOP76.'QSPEVDUGBNJMZ DPNQMJFTXJUI*&$1VCMJDBUJPO*&$6OJWFSTBM .PEVMBS'VTF-JOLT<6.'>5IJT*&$TUBOEBSEIBTCFFO BDDFQUFECZ6-$4"NBLJOHJUUIFåSTUHMPCBMGVTF TUBOEBSE
Applications
t *OEVTUSJBMFRVJQNFOU t .FEJDBMFRVJQNFOU Notes: - l2t calculated at 8ms. - Resistance is measured at 10% of rated current, 25ºC - For information and availability of additional ratings please contact Littelfuse Revised: September 11, 2009
Introduction to Circuit ProtectionIntroduction to Circuit Protection Transientology 78 © 2009 Littelfuse, Inc. Specifications are subject to change without notice. Surface Mount Fuses
464 Series
NANO2® > 250V vvUMF > Fast-Acting > 464 Series Please refer to www.littelfuse.com/series/464.html for current information. Average Time Current Curves 100 100 0.1 0.01 0.001 1 10 10000.1 1.00 A 1.25 A 1.60 A 2.00 A 2.50 A 3.15 A TIME IN SECONDS CURRENT IN AMPERES 4.00 A 5.00 A 6.30 A .50 A .80 A Reflow Condition 1Co'SFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) ¡$ - Temperature Max (Ts(max)) ¡$ - Time (Min to Max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak ¡$TFDPOENBY TS(max) to TL - Ramp-up Rate ¡$TFDPOENBY Reflow - Temperature (TL) (Liquidus) ¡$ - Temperature (tL) oTFDPOET Peak Temperature (TP) Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate ¡$TFDPOENBY Time 25°C to peak Temperature (TP) NJOVUFTNBY Do not exceed ¡$ Soldering Parameters T emperature Rerating Curve Wave Soldering Parameters ¡$1FBL 5FNQFSBUVSF TFDPOETNBY /PUF %FSBUJOHEFQJDUFEJOUIJTDVSWFJTJOBEEJUJPOUPUIFTUBOEBSEEFSBUJOHPGGPS DPOUJOVPVTPQFSBUJPO Time Temperature TP TL TS(max) TS(min) tP tL tS time to peak temperature (t 25ºC to peak) Ramp-down Ramp-up Preheat Critical Zone TL to TP
79© 2009 Littelfuse, Inc. Specifications are subject to change without notice. Surface Mount Fuses NANO2® > 250V UMF > Fast-Acting > 464 Series Please refer to www.littelfuse.com/series/464.html for current information. Materials #PEZ$FSBNJD 5FSNJOBUJPOT4JMWFSQMBUFE$BQT Product Marking #SBOE "NQFSF3BUJOH 7PMUBHF3BUJOH 6.'-PHP Operating T emperature ¡$UP¡$ Moisture Sensitivity Level -FWFM +45%$ Solderability *&$ Insulation Resistance (after Opening) Thermal Shock .*-45% .FUIPE 5FTU $POEJUJPO# DZDMFT Mechanical Shock .*-45% .FUIPE 5FTU $POEJUJPO" Vibration .*-45% .FUIPE )[ Moisture Resistance .*-45% .FUIPE DZDMFT Salt Spray .*-45% .FUIPE 5FTU $POEJUJPO# IST Resistance to Soldering Heat *&$ Product Characteristics Dimensions Packaging Part Numbering System Packaging Option Packaging Specification Quantity Quantity & Packaging Code QBSU 0464 001. D R SERIES AMP Code* QUANTITY Code PACKAGING Code 3FGFSUP&MFDUSJDBM $IBSBDUFSJTUJDTUBCMF QDT 5BQFBOE3FFM *Example: BNQQSPEVDUJT02.5 %3 BNQQSPEVDUTIPXOBCPWF REFLOW SOLDER F 2.8 (.11") 12.1 (.475") 4.5 (.177") 6.7 (.264") 6.8 (.264") WAVE SOLDER 3.5 (.14") AC250V F500mAL 6.9 (.27") 5.6 (.22") 5.6 (.22") 4.5 (.177") Height END CAP TOP VIEW Recommended pad layout
Introduction to Circuit ProtectionIntroduction to Circuit Protection Transientology 80 © 2009 Littelfuse, Inc. Specifications are subject to change without notice.