04611.25EER

04611.25EER LITTELFUSE | Alldatasheet

Document overview

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Technical content

Features

t 4VSGBDF.PVOU4VSHF 3FTJTUBOU4MP#MP® Fuse. t .FFUT6-&/*&$ SE&EJUJPO 1PXFS'BVMU 3FRVJSFNFOUTTUBOE BMPOF t %FTJHOFEGPSDPNQMJBODF XJUI5FMDPSEJB(3oo GPSNFSMZ'$$1BSU 4VSHF4QFDJåDBUJPOT t %FTJHOFEUPTFSWF UIFSFRVJSFNFOUT PGBXJEFSBOHFPG UFMFDPNNVOJDBUJPOBOE OFUXPSLJOHFRVJQNFOU t 1SPWJEFT(3o DPNQMJBOUPWFSDVSSFOU QSPUFDUJPOXJUI-JUUFMGVTF 4*%"$UPS 574PS(%5 XJUIPVUUIFOFFEPGBOZ BEEJUJPOBMSFTJTUBODF t 1SPEVDUJT3P)4 DPNQMJBOUBOE DPNQBUJCMFXJUIMFBE GSFFTPMEFSTBOEIJHIFS UFNQFSBUVSFQSPåMFT AGENCY AGENCY FILE NUMBER AMPERE RANGE E10480 1.25 A % of Ampere Rating Opening Time )PVST .JOJNVN 4FDPOET .BYJNVN 4FDPOE .JOJNVN 4FDPOET .BYJNVN 5IF-JUUFMGVTF&4FSJFT&OIBODFE5FMF-JOL®4VSGBDF .PVOU 4VSHFo5PMFSBOU'VTF JTUIFOFYUHFOFSBUJPOPG UIFQPQVMBS5FMFMJOL ®'VTF8JUIPQUJNJ[FEPQFOJOH UJNFTBUDFSUBJOPWFSMPBEDPOEJUJPOT UIJTFOIBODFE 5FMF-JOL ®'VTFXPSLTJOIBSNPOZXJUI-JUUFMGVTFTOFX 4*%"$UPS®5SBOTJFOU7PMUBHF4VQQSFTTPSQSPEVDUTJOUIF 2'/QBDLBHF5IJTDPNCJOBUJPOQSPWJEFTBDPNQMJBOU TPMVUJPOGPSTUBOEBSETBOESFDPNNFOEBUJPOT TVDIBT (3oo$PSF 5*"oo" ,5IFDPPSEJOBUJPOSFRVJSFNFOUDPOUBJOFEJO (3oo$PSFBOE*56, NBZSFRVJSFBTFSJFT JNQFEBODFEFWJDF

Applications

t 5&+BOE)%4- t 4-*$JOUFSGBDFQPSUJPOPG'JCFSUPUIF$VSC '55$ BOE 'JCFSUPUIF1SFNJTFT '551 t /PO'JCFS4-*$JOUFSGBDFGPS$FOUSBM0GåDF $0 MPDBUJPOTBOE3FNPUF5FSNJOBMT 35 t Y%4-BQQMJDBUJPOTTVDIBT"%4- "%4- 7%4-BOE 7%4- t &UIFSOFU#BTF5 t 1054BQQMJDBUJPOTTVDIBTNPEFNT BOTXFSJOH NBDIJOFT UFMFQIPOFT GBYNBDIJOFT BOETFDVSJUZ TZTUFNT t *4%/i6wJOUFSGBDF t #BZTUBUJPO5&+ 5 %4 USVOLDBSET Telecom Nano2 Fuse Temperature Reading ¡$ ¡' Maximum T emperature Rise Higher Currents and PCB layout designs can affect this parameter. Readings are measured at rated current after temperature stabilizes. Revised: May 11, 2010

Introduction to Circuit ProtectionIntroduction to Circuit Protection Transientology 90 © 2009 Littelfuse, Inc. Specifications are subject to change without notice. Surface Mount Fuses 461E Series Surge Resistant > 461E Series Enhanced TeleLink® Fuse Please refer to www.littelfuse.com/series/461E.html for current information. Electrical Specifications by Item Ampere Rating (A) Amp Code Max Voltage Rating (V) Interrupting Rating Nominal Cold Resistance (Ohms) Nominal Melting I2t (A2sec) Agency Approvals BNQFSFT!7"$ Y GR 1089 Inter-Building Requirements GR 1089 1st level lighting surge inter-building (Equipment under test can not be damaged and must continue to operate properly) Surge Minimum Peak Voltage (V) Minimum Peak Current (A) Max. Rise/Min. Decay (μs) Repetitions Each Polarity GR 1089 2nd level lightning surge telecom port (Equipment under test shall not become a fire or electrical safety hazard) Surge Minimum Peak Voltage (V) Minimum Peak Current (A) Max. Rise/Min. Decay (μs) Repe- titions Each Polarity "MUFS OBUJWF 5IFXJMMOPUPQFOUIVTQSPWJEJOHPQFSBUJPOBMDPNQMJBODF Average Time Current Curves 10001001010.1 0.001 0.01 0.1 100 CURRENT IN AMPERES TIME IN SECONDS 1.25A T emperature Rerating Curve *2UJTDBMDVMBUFEBUNTFDPSMFTT*2UBUUJNFTSBUFEDVSSFOUIBTBUZQJDBMWBMVFPG"2TFD " 3FTJTUBODFJTNFBTVSFEBUSBUFEDVSSFOU /PUF %FSBUJOHEFQJDUFEJOUIJTDVSWFJTJOBEEJUJPOUPUIFTUBOEBSEEFSBUJOHPGGPS DPOUJOVPVTPQFSBUJPO

91© 2009 Littelfuse, Inc. Specifications are subject to change without notice. Surface Mount Fuses 461E Series Surge Resistant > 461E Series Enhanced TeleLink® Fuse Please refer to www.littelfuse.com/series/461E.html for current information. 461E Series GR 1089 AC power fault 1st level inter-building (fuse not allowed to open) GR 1089 AC power fault 2nd level (fuse can open but must open in a safe and controlled manner) Test Vrms Short Circuit Current (A) Hits Duration Primary Protector NJO SFNPWFE

2 NJO SFNPWFE

4 TFD PQFSBUJWF

%JBHSBN %JBHSBN TFD SFNPWFE TFD SFNPWFE

2.2 TFD SFNPWFE

3 TFD SFNPWFE

(A) Duration NJO

2 TFD

3 TFD

4 2.2 NJO %JBHSBN %JBHSBN NJO Fuse must open before wiring simulator fuse (MDL 2.0). Surge Voltage (V) Waveform (μs) Current (A) Reps .FUBMMJD" Y FBQPMBSJUZ -POHJUVEJOBM" Y FBQPMBSJUZ .FUBMMJD# Y FBQPMBSJUZ -POHJUVEJOBM# Y FBQPMBSJUZ TIA –968-A (formerly FCC Part 68) Surge Waveforms (fuse can not open during type B events) UL 60950 requirements UL60950 (EN 60950) (formerly UL 1950) Power Cross (L = longitudinal, M = metallic) Test Number Voltage (V) Current (A) Time - TFD - TFD - 2.2 NJO - 2.2 NJO - NJO . TFD . TFD . 2.2 NJO . 2.2 NJO 4election of test number depends on current limiting F fire enclosure/spacing of end product t "8(MJOFDPSESFNPWFT-.UFTUSFRVJSFNFOU t -DPOEVDUFEPOMZJGQSPEVDUEPFTOPUQBTTTFDUJPO t - .DPOEVDUFEJGOPUJOBåSFFODMPTVSF Fuse must open before the wiring simulator fuse (MDL 2.0). UL60950 (EN 60950) (formerly UL 1950) Impulse T est and Steady-State Electric Strength T est Test Voltage (V) Current (A) Waveform Repetitions Impulse 'PSIBOEIFMEVOJUT YNT X4FDSFTU /POIBOEIFME YNT X4FDSFTU Steady-State 'PSIBOEIFMEVOJUT )[ /POIBOEIFME )[ 'PSUIFUZQF"FWFOUTUIFGVTFXJMMOPUPQFO QSPWJEJOHGPSPQFSBUJPOBMDPNQMJBODFXJUI5*""UZQF"TVSHFFWFOUT LF 1.25A 3.12 (.123") 3.12 (.123") 10.10 (.397") 3.25 (.128") 3.43 (.135") 12.6 (.496") 6.10 (.240") Recommended Pad Layout1.70 typ (.067") Dimensions

Introduction to Circuit ProtectionIntroduction to Circuit Protection Transientology 92 © 2009 Littelfuse, Inc. Specifications are subject to change without notice. Surface Mount Fuses 461E Series Surge Resistant > 461E Series Enhanced TeleLink® Fuse Please refer to www.littelfuse.com/series/461E.html for current information. Materials #PEZ$FSBNJD 5FSNJOBUJPOT4JMWFSQMBUFE$BQT Product Marking #SBOE-PHP "NQFSF3BUJOH Operating T emperature ¡$UP Moisture Sensitivity Level -FWFM +o45%o$ Product Characteristics Reflow Condition 1Co'SFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) ¡$ - Temperature Max (Ts(max)) ¡$ - Time (Min to Max) (ts) o4FDPOET Average ramp up rate (Liquidus Temp (TL) to peak ¡$4FD.BY TS(max) to TL - Ramp-up Rate ¡$4FD.BY Reflow - Temperature (TL) (Liquidus) ¡$ - Temperature (tL) o4FDPOET Peak Temperature (TP) Time within 5°C of actual peak Temperature (tp) o4FDPOET Ramp-down Rate ¡$4FD.BY Time 25°C to peak Temperature (TP) .JOVUFT.BY Do not exceed ¡$ Soldering Parameters Packaging Part Numbering System Packaging Option Packaging Specification Quantity Quantity & Packaging Code QBSU Thermal Shock .*-o45%o .FUIPE 5FTU $POEJUJPO# DZDMFT ¡$UP NJOVUFT!FBDIFYUSFNF Mechanical Shock .*-o45%o .FUIPE 5FTU $POEJUJPO*o4BXUPPUI8BWFGPSNNT EVSBUJPO (TQFBL Vibration .*-o45%o .FUIPE NJOVUF Moisture Resistance .*-o45%o .FUIPE DZDMFT No Load Humidity .JM4UE .FUIPE IPVST P$3) 0461 1.25 E E R SERIES AMP Code QUANTITY Code PACKAGING Code QDT 5BQFBOE3FFM Enhanced TELELINK® 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