SMD fuses spec.pdf

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Littelfuse_Fuse_468.pdf
Surface Mount Fuses
Thin Film > 1206 Size > Slo-Blo ® > 468 Series
Pb
468 Series Fuse
®
®
Description
5IF4FSJFT5JNF-BH4MP#MP ® 4.'JTBTNBMM
TJ[FUIJOmMNEFWJDFEFTJHOFEGPSTFDPOEBSZQSPUFDUJPO
PGDJSDVJUTVTFEJOTQBDFDPOTUSBJOFEBQQMJDBUJPOTTVDIBT
IBOEIFMEQPSUBCMFFMFDUSPOJDEFWJDFT
5IJTTFSJFTJTMFBEGSFFBOENFFUTUIFSFRVJSFNFOUT
PGUIF3P)4EJSFDUJWF/FX)BMPHFO'SFF4FSJFT
GVTFTBSFBWBJMBCMFoUPPSEFSVTFUIFi)'wTVGmY4FF1BSU
/VNCFSJOHTFDUJPOGPSBEEJUJPOBMJOGPSNBUJPO
Features
Agency Approvals
t $PNQMJFTXJUI
FMFDUSPOJDJOEVTUSZ
FOWJSPONFOUBMTUBOEBSET
GPSMFBESFEVDUJPO
t 1SPEVDUJTDPNQBUJCMF
XJUIMFBEGSFFTPMEFST
BOEIJHIFSUFNQFSBUVSF
QSPmMFT
t 5JNFEFMBZGFBUVSF
XJUITUBOETIJHIJOSVTI
DVSSFOUTBOEQSFWFOUT
OVJTBODFPQFOJOHT
t 1BDLBHFJTWJTVBMMZ
EJTUJODUGSPNGBTU
BDUJOHWFSTJPOGPSFBTZ
JEFOUJmDBUJPO
t 5PQTJEFNBSLJOHBMMPXT
WJTVBMWFSJmDBUJPOPG
BNQFSBHFSBUJOH
AGENCY AGENCY FILE NUMBER
AMPERE RANGE
®
E10480
500MA - 3A
®
LR29862
500MA - 3A
Electrical Characteristics for Series
% of Ampere
Rating
Opening Time at 25 O C
Applications
100%
IPVST.JOJNVN
200%
TFD.JOTFD.BY
4FDPOEBSZQSPUFDUJPOGPSTQBDFDPOTUSBJOFEBQQMJDBUJPOT
300%
TFD.JOTFD.BY
t $FMMQIPOFT
t #BUUFSZQBDLT
t %JHJUBMDBNFSBT
t %7%QMBZFST
t )BSEEJTLESJWFT
800%
TFD.JOTFD.BY
Electrical Specifications by Item
Ampere
Rating
(A)
Amp
Code
Max
Voltage
Rating
(V)
Interrupting
Rating
Nominal Cold
Resistance
(Ohms)
Nominal
Melting
I 2 t (A 2 sec)
Nom
Voltage
Drop
(mV)
Nom
Power
Dissipation
(W)
Agency
Approvals
®
®
63 BNQFSFT!
7"$7%$
Y Y
63
Y Y
63
Y Y
63
BNQFSFT!7"$
BNQFSFT!
7%$
Y Y
63
Y Y
32
BNQFSFT!
7"$7%$
Y Y
1. Measured at 10% of rated current, 25ºC.
2. Measured at rated voltage.
©2008 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/468.html for current information.
23
468 Series
Revision: September 10, 2008
749108412.051.png 749108412.061.png 749108412.062.png 749108412.063.png 749108412.001.png 749108412.002.png 749108412.003.png 749108412.004.png 749108412.005.png 749108412.006.png 749108412.007.png 749108412.008.png 749108412.009.png 749108412.010.png 749108412.011.png 749108412.012.png
Surface Mount Fuses
Thin Film > 1206 Size > Slo-Blo ® > 468 Series
Temperature Rerating Curve
Average Time Current Curves
100
10
1
0.1
0.01
0.001
0
1
1
1
Current in Amperes
Soldering Parameters
Reflow Condition
1Co'SFFBTTFNCMZ
- Temperature Min (T s(min) ) ¡$
- Temperature Max (T s(max) ) ¡$
- Time (Min to Max) (t s ) oTFDT
Average ramp up rate (Liquidus Temp
(T L ) to peak
¡$TFDPOENBY
T S(max) to T L - Ramp-up Rate
¡$TFDPOENBY
Reflow
- Temperature (T L ) (Liquidus) ¡$
- Temperature (t L )
oTFDPOET
Peak Temperature (T P )
¡$
Time within 5°C of actual peak
Temperature (t p )
oTFDPOET
Ramp-down Rate ¡$TFDPOENBY
Time 25°C to peak Temperature (T P ) NJOVUFT.BY
Do not exceed
¡$
Wave Soldering
¡$TFDPOETNBY
468 Series
24
Revision: September 10, 2008
©2008 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/468.html for current information.
Pre Heat
749108412.013.png 749108412.014.png 749108412.015.png 749108412.016.png 749108412.017.png 749108412.018.png 749108412.019.png 749108412.020.png 749108412.021.png 749108412.022.png 749108412.023.png 749108412.024.png 749108412.025.png 749108412.026.png 749108412.027.png 749108412.028.png 749108412.029.png 749108412.030.png 749108412.031.png
Surface Mount Fuses
Thin Film > 1206 Size > Slo-Blo ® > 468 Series
Product Characteristics
Materials
Body: &QPYZ4VCTUSBUF
Terminations: 5JO
Element Cover Coat: $POGPSNBM$PBUJOH
Vibration
8JUITUBOET)[QFS.*-45%'
.FUIPE"BOE
)[BU(TQFS.*-45%'
.FUIPE%$POEJUJPO%
Operating
Temperature
o O $UP O $$POTVMUUFNQFSBUVSF
SFSBUJOHDVSWFDIBSU'PSPQFSBUJPOBCPWF
¡$QMFBTFDPOUBDU-JUUFMGVTF
Insulation Resistance
(After Opening)
(SFBUFSUIBOPINT
Resistance to
Soldering Heat
.*-45%(.FUIPE'
$POEJUJPO%
Thermal Shock 8JUITUBOETDZDMFTPGo O $UP O $
Humidity .*-45%'.FUIPE#$POEJUJPO%
Dimensions
Part Marking System
MARKING CODE VARIES
WITH AMPERAGE RATING
(SEE CHART)
Marking
Code
TF
TH
TK
TN
TO
TP
.66
(.026")
1.27
(.050")
.58
(. 0 23")
Coating
1.52
(.060")
3.18
(.125")
Part Numbering System
0468002.NRHF
1.65
(.065")
1.52
(.060")
SERIES
4.83
(.190")
3.81
(.150")
1.52
(.060")
1.14
( .0 45")
AMP Code
5IFEPUJTQPJTJUJPOFECFGPSFUIF1BDL
BHJOH4VGmYXJUIXIPMFSBUJOHTBOE
XJUIJOUIFOVNCFSJOHTFRVFODFGPS
GSBDUJPOBMSBUJOHT3FGFSUP"NQ$PEF
DPMVNOJOUIF&MFDUSJDBM4QFDJmDBUJPOT
UBCMF
2.03
(.080")
2.03
(.080")
Example:
BNQQSPEVDUJT
1.5 /3)'BNQ
QSPEVDUTIPXOBCPWF
WAVE SOLDER
INFARED SOLDER
PACKAGING Code
/35BQFBOE3FFMQDT
‘HF’ SUFFIX
HALOGEN FREE ITEM
Packaging
Packaging Option
Packaging Specification
Quantity
Quantity &
Packaging Code
5BQF3FFMoNNUBQF &*"34*&$QBSU
/3
©2008 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/468.html for current information.
25
468 Series
Revision: September 10, 2008
Amp
Code
749108412.032.png 749108412.033.png 749108412.034.png 749108412.035.png 749108412.036.png 749108412.037.png 749108412.038.png 749108412.039.png 749108412.040.png 749108412.041.png 749108412.042.png 749108412.043.png 749108412.044.png 749108412.045.png 749108412.046.png 749108412.047.png 749108412.048.png 749108412.049.png 749108412.050.png 749108412.052.png 749108412.053.png 749108412.054.png 749108412.055.png 749108412.056.png 749108412.057.png 749108412.058.png 749108412.059.png 749108412.060.png

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