0435.750KR [LITTELFUSE]
Surface Mount Fuses Thin Film > 0402 Size > Very Fast-Acting > 435 Series; 表面贴装保险丝薄膜\u003e 0402 \u003e特快熔断\u003e 435系列
| 型号： | 0435.750KR |
| 厂家： | 
LITTELFUSE |
| 描述： | Surface Mount Fuses Thin Film > 0402 Size > Very Fast-Acting > 435 Series |
| 文件： | 总3页 (文件大小：663K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Surface Mount Fuses
Thin Film > 0402 Size > Very Fast-Acting > 435 Series
435 Series Fuse
Description
Theꢀ435ꢀSeriesꢀareꢀfast-actingꢀsurfaceꢀmountꢀthin-filmꢀ
fuses.ꢀTheirꢀultra-smallꢀsizeꢀ(0402ꢀsize)ꢀmakesꢀthemꢀidealꢀforꢀ
secondaryꢀprotectionꢀofꢀcircuitsꢀusedꢀinꢀspaceꢀconstrainedꢀ
applicationsꢀsuchꢀasꢀhand-heldꢀportableꢀelectronicꢀdevices.ꢀ
Thisꢀseriesꢀisꢀ100%ꢀlead-freeꢀandꢀmeetꢀtheꢀrequirementsꢀofꢀ
theꢀRoHSꢀdirective.ꢀNewꢀHalogen-Freeꢀ435ꢀSeriesꢀfusesꢀareꢀ
available–toꢀorderꢀuseꢀtheꢀ“HF”ꢀsuffix.ꢀSeeꢀPartꢀNumberingꢀ
sectionꢀforꢀadditionalꢀinformation.ꢀ
Features
•ꢀ 35Aꢀinterruptꢀratingꢀatꢀ
32VDC
•ꢀ Maximumꢀprotectionꢀ
ofꢀsensitiveꢀcircuitsꢀ
asꢀfusesꢀareꢀdesignedꢀ
toꢀopenꢀconsistentlyꢀ
inꢀ<5secꢀatꢀ200%ꢀ
overload.
Agency Approvals
•ꢀ Smallꢀsizeꢀwithꢀcurrentꢀ
ratingsꢀofꢀ0.25ꢀtoꢀ5.0ꢀ
amperesꢀ
Agency
Agency File number
e10480
Ampere rAnge
0.250 - 5.0A
•ꢀ RoHSꢀcompliant,ꢀlead-
freeꢀandꢀhalogen-free
lr 29862
0.250 - 5.0A
•ꢀ EnhancedꢀBreakingꢀ
Capacity,ꢀHighꢀl2tꢀ
Electrical Characteristics for Series
Applications
% of Aꢀꢁꢂꢃꢂ
ratꢄꢅꢆ
Aꢀꢁꢂꢃꢂ
ratꢄꢅꢆ
OꢁꢂꢅꢄꢅꢆTꢄꢀꢂ at 25Oc
Secondaryꢀprotectionꢀforꢀspaceꢀconstrainedꢀapplicationsꢀ
suchꢀas:
100%
200%
300%
300%
0.250Aꢀ-ꢀ5A
0.375Aꢀ-ꢀ5A
0.250A
4ꢀhours,ꢀMinimum
5ꢀsecs.,ꢀMaximum
5ꢀsecs.,ꢀMaximum
0.2ꢀsec.,ꢀMaximum
•ꢀ Cellꢀphones
•ꢀ DVDꢀplayers
•ꢀ Batteryꢀpacks
•ꢀ Digitalꢀcameras
•ꢀ Hardꢀdiskꢀdrives.
0.375Aꢀ-ꢀ5A
Electrical Specifications by Item
max
noꢀ
noꢀ
powꢂꢃ
Dꢄssꢄꢁatꢄoꢅ
(W)
Aꢆꢂꢅꢉꢊ Aꢁꢁꢃovaꢇs
Aꢀꢁꢂꢃꢂ
ratꢄꢅꢆ
(A)
noꢀꢄꢅaꢇ coꢇd
rꢂsꢄstaꢅꢉꢂ
(Ohꢀs)
noꢀꢄꢅaꢇ
mꢂꢇtꢄꢅꢆ
Aꢀꢁ
codꢂ
Voꢇtaꢆꢂ
ratꢄꢅꢆ
(V)
iꢅtꢂꢃꢃꢈꢁtꢄꢅꢆ
ratꢄꢅꢆ
Voꢇtaꢆꢂ
Dꢃoꢁ
i2t (A2sꢂꢉ)
(ꢀV)
0.250ꢀ
0.375ꢀ
0.500ꢀ
0.750ꢀ
1.00
.250ꢀ
.375ꢀ
.500ꢀ
.750ꢀ
001.ꢀ
1.25ꢀ
01.5ꢀ
1.75ꢀ
002.ꢀ
02.5
003.
03.5
004.
005.
32ꢀ
32ꢀ
32ꢀ
32ꢀ
32ꢀ
32ꢀ
32ꢀ
32ꢀ
32ꢀ
32
0.2265
0.1930ꢀ
0.1600ꢀ
0.1050
0.0730
0.0600
0.0470
0.0390
0.0300
0.0185
0.0165
0.0135
0.0115
0.0085
0.0025
0.0035
0.0053
0.0120
0.0200
0.0350
0.0560
0.0750
0.1000
0.1560
0.2032
0.3017
0.3084
0.5310
60.67
84.64
93.35
101.84
87.45
0.01517
0.03174
0.04668
0.07638
0.08745
0.12046
0.13005
0.14198
0.14120
0.13813
0.18740
0.20244
0.22800
0.26220
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
1.25ꢀ
1.50ꢀ
1.75ꢀ
2.00ꢀ
2.50
96.37
86.70
81.13
35Aꢀ@32VꢀDC
70.62
55.25
60.58
57.84
57.00
52.44
3.00
32
3.50
32
4.00
32
5.00
32
1.ꢀ Measuredꢀatꢀ10%ꢀofꢀratedꢀcurrent,ꢀ25ºC.
2.ꢀMeasuredꢀatꢀratedꢀvoltage.
© 2009 Littelfuse, Inc.
435 Series
45
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/435.html for current information.
Revised: Jun 16, 2011
Surface Mount Fuses
Thin Film > 0402 Size > Very Fast-Acting > 435 Series
Temperature Rerating Curve
AverageTime Current Curves
100
10
1
0.1
Note:
0.01
1.ꢀ Deratingꢀdepictedꢀinꢀthisꢀcurveꢀisꢀinꢀadditionꢀtoꢀtheꢀstandardꢀderatingꢀofꢀ25%ꢀforꢀ
continuousꢀoperation.
Example:
ꢀ
ꢀ
Forꢀcontinuousꢀoperationꢀatꢀ70ꢀdegreesꢀcelsius,ꢀtheꢀfuseꢀshouldꢀbeꢀderatedasꢀfollows:
Iꢀ=ꢀ(0.75)(0.80)IRATꢀ=ꢀ(0.60)IRAT
0.001
0.1
1.0
10.0
100.0
CURRENT IN AMPERES
2.ꢀTheꢀtemperatureꢀderatingꢀcurveꢀrepresentsꢀtheꢀnominalꢀconditions.ꢀForꢀquestionsꢀ
aboutꢀtemperatureꢀderatingꢀcurve,ꢀpleaseꢀconsultꢀLittelfuseꢀtechnicalꢀsupportꢀ
forꢀassistance.
Soldering Parameters
tP
rꢂflow coꢅdꢄtꢄoꢅ
-Tꢂꢀꢁꢂꢃatꢈꢃꢂ mꢄꢅ (Ts(ꢀꢄꢅ)
Pbꢀ–ꢀFreeꢀassembly
TP
Critical Zone
Ramp-up
TL to TP
)
150°Cꢀ
TL
TS(max)
pꢃꢂ Hꢂat -Tꢂꢀꢁꢂꢃatꢈꢃꢂ max (Ts(ꢀax)
)
200°C
tL
-Tꢄꢀꢂ (mꢄꢅ to max) (ts)
60ꢀ–ꢀ120ꢀsecs
Ramp-down
Avꢂꢃaꢆꢂ ꢃaꢀꢁ ꢈꢁ ꢃatꢂ (lꢄqꢈꢄdꢈsTꢂꢀꢁ
(Tl) to ꢁꢂak
Preheat
5°C/secondꢀmax
TS(min)
tS
TS(ꢀax) toTl - raꢀꢁ-ꢈꢁ ratꢂ
5°C/secondꢀmax
217°Cꢀ
-Tꢂꢀꢁꢂꢃatꢈꢃꢂ (Tl) (lꢄqꢈꢄdꢈs)
rꢂflow
25
time to peak temperature
(t 25ºC to peak)
-Tꢂꢀꢁꢂꢃatꢈꢃꢂ (tl)
60ꢀ–ꢀ150ꢀseconds
250+0/-5ꢀ°C
Time
pꢂakTꢂꢀꢁꢂꢃatꢈꢃꢂ (Tp)
Tꢄꢀꢂ wꢄthꢄꢅ 5°c of aꢉtꢈaꢇ ꢁꢂak
Tꢂꢀꢁꢂꢃatꢈꢃꢂ (tꢁ)
20ꢀ–ꢀ40ꢀseconds
raꢀꢁ-dowꢅ ratꢂ
5°C/secondꢀmax
8ꢀminutesꢀMax.
260°C
Tꢄꢀꢂ 25°c to ꢁꢂakTꢂꢀꢁꢂꢃatꢈꢃꢂ (Tp)
Do ꢅot ꢂxꢉꢂꢂd
Wavꢂ Soꢇdꢂꢃꢄꢅꢆ
260°C,ꢀ10ꢀsecondsꢀmax.
© 2009 Littelfuse, Inc.
435 Series
46
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/435.html for current information.
Surface Mount Fuses
Thin Film > 0402 Size > Very Fast-Acting > 435 Series
Product Characteristics
–55°Cꢀtoꢀ90°C.ꢀ
Body:ꢀEpoxyꢀ/ꢀGlassꢀSubstrate;ꢀ
Operating
Temperature
Consultꢀtemperatureꢀreratingꢀcurveꢀchart.ꢀ
Forꢀoperationꢀaboveꢀ90°Cꢀpleaseꢀcontactꢀ
Littelfuse.
Partsꢀwithꢀ‘HF’ꢀsuffix:ꢀHalogenꢀFreeꢀEpoxyꢀ/ꢀGlass
Terminations:ꢀ100%ꢀTinꢀoverꢀNickelꢀoverꢀCopper
DeviceWeight:ꢀ0.316mg
Materials
Thermal Shock
Vibration
Withstandsꢀ5ꢀcyclesꢀofꢀ–55°Cꢀtoꢀ125°C
MIL-STD-202F
Terminal
Strength
MIL-STD-202F,ꢀMethodꢀ211A,ꢀTestꢀConditionꢀA
AfterꢀOpening:ꢀGreaterꢀthanꢀ10,000Ohms
Insulation
Resistance
Dimensions
Part Marking System
Amp
Code
Marking
Code
Marking code varies
A
with amperage.
.991 +/- .051
Refer to Part Marking
System chart.
.250
.375
.500
.750
001.
1.25
01. 5
1.75
002.
02.5
003.
03.5
004.
005.
X
(.039" +/- .002")
.508 +/- .051
B
(.020" +/- .002")
.229 +/- .102
(.009" +/- .004")
0.330 +/- .102
(.013" +/- .004")
0.292 +/- .102
C
(.012" +/- .004")
.2159 +/- .0889
D (.0085" +/- .0035")
Reꢀow solder
recommended
mounting pad
dimensions
Sn
Cu
.584
(.023")
.381
(.015")
1.55
(.061")
.558
(.022")
Part Numbering System
0435 002. K R HF S
A
B
C
D
inchꢀmin 0.037 0.018 0.008 0.005
inchꢀmax 0.041 0.022 0.016 0.012
SERIES
AMP Code
ReferꢀtoꢀAmpꢀCodeꢀcolumnꢀinꢀtheꢀ
ElectricalꢀSpecificationsꢀtable.ꢀꢀ
Theꢀdotꢀisꢀpositionedꢀatꢀtheꢀendꢀofꢀtheꢀ
numberꢀsequenceꢀwithꢀwholeꢀratingsꢀ
andꢀwithinꢀforꢀfractionalꢀratings.ꢀꢀ
Example: 1.5ꢀampꢀproductꢀisꢀ
043501.5KRHFꢀ(2ꢀampꢀproductꢀshown)
mmꢀmin
mmꢀmax
0.94
1.04
0.457 0.190 0.127
0.559 0.394 0.305
QꢂANTITꢃ Code
Kꢀ=ꢀ10,000ꢀPieces
PACKAꢁINꢁ Code
Rꢀ=ꢀTapeꢀandꢀReel
HAꢀOꢁEN FREE ITEM
“S” - for .250A only
Packaging
Qꢈaꢅtꢄtꢊ &
paꢉkaꢆꢄꢅꢆ codꢂ
paꢉkaꢆꢄꢅꢆ Oꢁtꢄoꢅ
paꢉkaꢆꢄꢅꢆ Sꢁꢂꢉꢄfiꢉatꢄoꢅ
Qꢈaꢅtꢄtꢊ
8mmꢀTapeꢀandꢀReel
EIA-481ꢀRev.ꢀDꢀ(IECꢀ60286,ꢀpartꢀ3)
10000
KR
© 2009 Littelfuse, Inc.
435 Series
47
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/435.html for current information.
相关型号：
0435001.KRHFS
Electric Fuse, Very Fast Blow, 1A, 32VAC, 32VDC, 35A (IR), Surface Mount, HALOGEN AND ROHS COMPLIANT
LITTELFUSE
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