044810.00MR [LITTELFUSE]
Electric Fuse;
| 型号： | 044810.00MR |
| 厂家： | 
LITTELFUSE |
| 描述： | Electric Fuse |
| 文件： | 总4页 (文件大小：206K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Surface Mount Fuses
NANO2® > Very Fast-Acting > 448 Series
PS
E
448 Series Fuse
Description
The lead-free Nano2 SMF Fuse is a very small, square
surface mount fuse that is RoHS compliant, Halogen Free
and 100% lead-free. This product is fully compatible with
lead-free solder alloys and higher temperature profiles
associated with lead-free assembly.
Features
tꢀ -FBEꢂGSFFꢀBOEꢀ)BMPHFOꢀ
tꢀ 8JEFꢀPQFSBUJOHꢀ
Free
temperature range
tꢀ 7FSZꢀGBTUꢀBDUJOH
tꢀ 4NBMMꢀTJ[Fꢀ
tꢀ -PXꢀUFNQFSBUVSFꢀ
de-rating
Agency Approvals
tꢀ 8JEFꢀSBOHFꢀPGꢀDVSSFOUꢀ
SBUJOHꢀBWBJMBCMFꢀꢃꢄꢅN"ꢀ
UPꢀꢆꢇ"ꢈ
AGENCY
AGENCY FILE NUMBER
E10480
AMPERE RANGE
62mA - 15A
LR29862
62mA - 15A
1A - 10A
Applications
PS
E
NBK030205
tꢀ /PUFCPPLꢀ1$
tꢀ 5FMFDPNꢀTZTUFN
tꢀ 8JSFMFTTꢀCBTFTUBUJPO
tꢀ 8IJUFꢀHPPET
tꢀ -$%ꢁ1%1ꢀ57ꢀ
Electrical Characteristics for Series
tꢀ -$%ꢀNPOJUPS
tꢀ -$%ꢁ1%1ꢀQBOFM
tꢀ -$%ꢀCBDLMJHIUꢀJOWFSUFS
tꢀ 1PSUBCMFꢀ%7%ꢀQMBZFS
tꢀ 1PXFSꢀTVQQMZ
tꢀ (BNFꢀDPOTPMF
% of Ampere
Ampere Rating
Rating
OpeningTime
tꢀ 0GmDFꢀ"VUPNBUJPOꢀ
100%
1/16 –15
1/16 –10
12 –15
4 hours, Minimum
5 sec., Maximum
20 sec., Maximum
equipment
tꢀ #BUUFSZꢀDIBSHJOHꢀDJSDVJUꢀ
200%
protection
tꢀ /FUXPSLJOHꢀ
tꢀ *OEVTUSJBMꢀFRVJQNFOU
tꢀ .FEJDBMꢀFRVJQNFOU
tꢀꢀ"VUPNPUJWF
tꢀ 1$ꢀTFSWFS
tꢀ $PPMJOHꢀGBOꢀTZTUFN
tꢀ 4UPSBHFꢀTZTUFN
© 2012 Littelfuse, Inc.
448 Series
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/448.html for current information.
Revised: September 6, 2012
Surface Mount Fuses
NANO2® > Very Fast-Acting > 448 Series
Electrical Specifications by Item
Max
Agency Approvals
Ampere
Rating
(A)
Nominal Cold
Resistance
(Ohms)
Nominal
Melting
Voltage
Interrupting
Rating
Amp Code
PS
E
Rating
(V)
I2t (A2sec)
0.062
0.080
0.100
0.125
0.160
0.200
0.250
0.315
0.375
0.400
0.500
0.630
0.750
0.800
1.00
.062
.080
.100
.125
.160
.200
.250
.315
.375
.400
.500
.630
.750
.800
001.
1.25
01.5
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
5.50
4.42
0.00023
0.00043
0.00082
0.00130
0.00280
0.00380
0.01520
0.02650
0.02400
0.04160
0.10000
0.121
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
2.90
2.58
1.76
1.40
1.05
0.7900
0.7300
0.4895
0.3800
0.2821
0.2475
0.1907
0.08630
0.06619
0.06514
0.06261
0.03529
0.02934
0.02445
0.02300
0.02100
0.01577
0.01531
0.01044
0.00900
0.00780
50 amperes
0.206
!ꢆꢅꢇꢀ7"$ꢁ7%$
0.272
300 amperes
!ꢉꢅꢀ7%$
0.441
x
x
x
x
x
x
x
x
x
x
x
x
x
x
14&ꢊꢀꢆꢋꢋꢀBNQFSFT
!ꢆꢋꢋ7"$
1.25
0.900
1.50
0.900
1.60
01.6
1.122
2.00
002.
02.5
003.
3.15
03.5
004.
005.
06.3
007.
008.
0.812
2.50
1.156
3.00
1.720
3.15
1.810
3.50
2.300
4.00
3.970
5.00
4.490
6.30
12.10
7.00
13.92
8.00
18.33
35 amperes
!ꢆꢅꢇꢀ7"$
50 amperes
!ꢆꢅꢇꢀ7%$
10.00
010.
125
0.00700
28.00
x
x
x
300 amperes
!ꢉꢅꢀ7%$
14&ꢊꢀꢆꢋꢋꢀBNQFSFT
!ꢆꢋꢋ7"$
12.00
15.00
012.
015.
85
85
0.00533
0.00394
47.59
96.10
x
x
x
x
50 amperes
!ꢄꢇꢀ7"$ꢁ7%$
300 amperes
!ꢅꢌꢀ7%$
200 amperes
!ꢍꢇꢀ7%$
Notes:
- l2t calculated at 8ms.
- Resistance is measured at 10% of rated current, 25ºC
© 2012 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/448.html for current information.
448 Series
Surface Mount Fuses
NANO2® > Very Fast-Acting > 448 Series
Temperature Rerating Curve
AverageTime Current Curves
100
10
1
0.1
/PUFꢊ
ꢆꢎꢀ %FSBUJOHꢀEFQJDUFEꢀJOꢀUIJTꢀDVSWFꢀJTꢀJOꢀBEEJUJPOꢀUPꢀUIFꢀTUBOEBSEꢀEFSBUJOHꢀPGꢀꢅꢇꢐꢀGPSꢀ
0.01
continuous operation.
0.001
0.1
1
10
100
1000
CURRENT IN AMPS
Soldering Parameters
tP
Reflow Condition
-Temperature Min (Ts(min)
1Cꢀoꢀ'SFFꢀBTTFNCMZ
TP
TL
Critical Zone
L to TP
Ramp-up
T
)
ꢆꢇꢋ¡$ꢀ
Pre Heat -Temperature Max (Ts(max)
-Time (Min to Max) (ts)
)
ꢅꢋꢋ¡$
tL
TS(max)
TS(min)
25
60 – 120 secs
Ramp-down
Average ramp up rate (LiquidusTemp
(TL) to peak
Preheat
ꢇ¡$ꢁTFDPOEꢀNBYꢎ
tS
TS(max) toTL - Ramp-up Rate
ꢇ¡$ꢁTFDPOEꢀNBYꢎ
ꢅꢆꢏ¡$ꢀ
-Temperature (TL) (Liquidus)
Reflow
time to peak temperature
(t 25ºC to peak)
-Temperature (tL)
60 – 90 seconds
250+0/-5ꢀ¡$
Time
PeakTemperature (TP)
Time within 5°C of actual peak
Temperature (tp)
20 – 40 seconds
Ramp-down Rate
ꢇ¡$ꢁTFDPOEꢀNBYꢎ
8 minutes max.
ꢅꢄꢋ¡$
Time 25°C to peakTemperature (TP)
Do not exceed
ꢅꢄꢋ¡$ꢀ1FBLꢀ
Temperature, 10
seconds max.
Wave Soldering Parameters
© 2012 Littelfuse, Inc.
448 Series
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/448.html for current information.
Surface Mount Fuses
NANO2® > Very Fast-Acting > 448 Series
Product Characteristics
#PEZꢊꢀꢀ$FSBNJDꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀ
5FSNJOBUJPOTꢊꢀꢀ(PMEꢂQMBUFEꢀ$BQT
.* ꢂ45%ꢂꢅꢋꢅꢑꢀ.FUIPEꢀꢆꢋ ꢑꢀ5FTUꢀ
$POEJUJPOꢀ#ꢑꢀꢇꢀDZDMFTꢑꢀꢂꢄꢇo$ꢀUPꢀ
125o$ꢑꢀꢆꢇꢀNJOVUFTꢀ!ꢀFBDIꢀFYUSFNF
.* ꢂ45%ꢂꢅꢋꢅꢑꢀ.FUIPEꢀꢅꢆꢉꢑꢀ5FTUꢀ*ꢊꢀ
%FFOFSHJ[FEꢎꢀꢀꢆꢋꢋ(ꢒTꢀQLꢀBNQMJUVEFꢑꢀ
sawtooth wave 6ms duration, 3
DZDMFTꢀ9:;ꢓYZ[ꢀꢔꢀꢆꢍꢀTIPDLT
.* ꢂ45%ꢂꢅꢋꢅꢑꢀ.FUIPEꢀꢅꢋꢆꢊꢀꢋꢎꢋꢉwꢀ
BNQMJUVEFꢑꢀꢆꢋꢂꢇꢇꢀ)[ꢀJOꢀꢆꢀNJOꢎꢀꢀꢅISTꢀ
FBDIꢀ9:;ꢔꢄIST
Materials
Thermal Shock
Mechanical Shock
Vibration
Product Marking
#SBOEꢑꢀ"NQFSBHFꢀ3BUJOH
-55o$ꢀUPꢀꢆꢅꢇo$
Operating
Temperature
Moisture Sensitivity
Level
-FWFMꢀꢆꢑꢀ+ꢂ45%ꢂꢋꢅꢋ$
.* ꢂ45%ꢂꢅꢋꢅꢑꢀ.FUIPEꢀꢅꢋꢍ
Solderability
Moisture Resistance
Salt Spray
.* ꢂ45%ꢂꢅꢋꢅꢑꢀ.FUIPEꢀꢆꢋꢄꢑꢀꢆꢋꢀDZDMFT
Insulation
Resistance (after
Opening)
.* ꢂ45%ꢂꢅꢋꢅꢑꢀ.FUIPEꢀꢉꢋꢅꢑꢀ5FTUꢀ$POEJUJPOꢀ
"ꢀꢃꢆꢋꢑꢋꢋꢋꢀPINTꢀNJOJNVNꢈ
.* ꢂ45%ꢂꢅꢋꢅꢑꢀ.FUIPEꢀꢆꢋꢆꢑꢀ5FTUꢀ
$POEJUJPOꢀ#ꢀꢃꢌꢍISTꢈ
Resistance to Soldering
Heat
.* ꢂ45%ꢂꢅꢋꢅꢑꢀ.FUIPEꢀꢅꢆꢋꢑꢀ5FTUꢀ
DPOEJUJPOꢀ#ꢀꢃꢆꢋꢀTFDꢀBUꢀꢅꢄꢋo$ꢈ
Dimensions
Part Numbering System
6.10 .20
ꢃꢎꢅꢌꢋꢕꢈ
2.69 .25
ꢃꢎꢆꢋꢄꢕꢈ
0448 001. M R
F
2.69 .25
ꢃꢎꢆꢋꢄꢕꢈ
SERIES
7 A
AMP Code*
1.45
Refer to Electrical
ꢃꢎꢋꢇꢏꢕꢈ
Characteristics table
6.86
ꢃꢎꢅꢏꢋꢕꢈ
QUANTITY Code
M = 1000 pcs
3.15
ꢃꢎꢆꢅꢌꢕꢈ
PACKAGING Code
R =Tape and Reel
*Example:
2.95
1.5 amp product is 044801.5MR
ꢃꢆꢀBNQꢀQSPEVDUꢀTIPXOꢀBCPWFꢈꢎ
ꢃꢎꢆꢆꢄꢕꢈ
1.96
ꢃꢎꢋꢏꢏꢕꢈ
Recommended pad layout
Packaging
Quantity &
Packaging Code
Packaging Option
Packaging Specification
Quantity
12mmTape and Reel
&*"ꢀ34ꢂꢌꢍꢆꢂꢆꢀꢃ*&$ꢀꢅꢍꢄꢑꢀQBSUꢀꢉꢈ
1000
MR
© 2012 Littelfuse, Inc.
448 Series
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/448.html for current information.
相关型号：
0448120002
2.54mm (.100") Pitch KK® PC Board Receptacle, Top and Bottom Entry, Low Profile, 5.0μm (200μ") Tin (Sn), 2 Circuits
MOLEX
0448120003
2.54mm (.100") Pitch KK® PC Board Receptacle, Top and Bottom Entry, Low Profile, 5.0μm (200μ") Tin (Sn), 3 Circuits
MOLEX
0448120004
2.54mm (.100") Pitch KK PC Board Receptacle, Top and Bottom Entry, Low Profile, 5.0um (200u") Tin (Sn), 4 Circuits
MOLEX
0448120005
2.54mm (.100") Pitch KK® PC Board Receptacle, Top and Bottom Entry, Low Profile, 5.0μm (200μ") Tin (Sn), 5 Circuits
MOLEX
0448120006
2.54mm (.100") Pitch KK PC Board Receptacle, Top and Bottom Entry, Low Profile, 5.0um (200u") Tin (Sn), 6 Circuits
MOLEX
0448120007
2.54mm (.100") Pitch KK PC Board Receptacle, Top and Bottom Entry, Low Profile, 5.0um (200u") Tin (Sn), 7 Circuits
MOLEX
0448120008
2.54mm (.100") Pitch KK PC Board Receptacle, Top and Bottom Entry, Low Profile, 5.0um (200u") Tin (Sn), 8 Circuits
MOLEX
0448120009
2.54mm (.100") Pitch KK PC Board Receptacle, Top and Bottom Entry, Low Profile, 5.0μm (200u")
MOLEX
0448120010
2.54mm (.100") Pitch KK PC Board Receptacle, Top and Bottom Entry, Low Profile, 5.0um (200u") Tin (Sn), 10 Circuits
MOLEX
0448120011
2.54mm (.100") Pitch KK PC Board Receptacle, Top and Bottom Entry, Low Profile, 5.0um (200u") Tin (Sn), 11 Circuits
MOLEX
0448120012
2.54mm (.100") Pitch KK® PC Board Receptacle, Top and Bottom Entry, Low Profile, 5.0μm (200μ") Tin (Sn), 12 Circuits
MOLEX
©2020 ICPDF网 联系我们和版权申明