044301.5DR [LITTELFUSE]
Surface Mount Fuses NANO2® > 250V > Time Lag > 443 Series; 表面贴装保险丝NANO2® \u003e 250V \u003e延时\u003e 443系列
| 型号： | 044301.5DR |
| 厂家： | 
LITTELFUSE |
| 描述： | Surface Mount Fuses NANO2® > 250V > Time Lag > 443 Series |
| 文件： | 总4页 (文件大小：170K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Surface Mount Fuses
NANO2® > 250V > Time Lag > 443 Series
443 Series Fuse
Description
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GVTFꢀUIBUꢀJTꢀEFTJHOFEꢀUPꢀFOBCMFꢀDPNQMJBODFꢀXJUIꢀUIFꢀ3P)4ꢀ
EJSFDUJWFꢅꢀ5IJTꢀQSPEVDUꢀJTꢀGVMMZꢀDPNQBUJCMFꢀXJUIꢀMFBEꢄGSFFꢀ
TPMEFSꢀBMMPZꢀBOEꢀIJHIFSꢀUFNQFSBUVSFꢀQSPåMFTꢀBTTPDJBUFEꢀ
XJUIꢀMFBEꢄGSFFꢀBTTFNCMZꢅꢀ
Features
tꢀ ꢁꢂꢃꢀ7"$ꢀWPMUBHFꢀSBUJOH
tꢀ 5JNFꢄ-BH
tꢀ 'VMMZꢀDPNQBUJCMFꢀ
XJUIꢀMFBEꢄGSFFꢀTPMEFSꢀ
BMMPZTꢀBOEꢀIJHIFSꢀ
tꢀ "WBJMBCMFꢀꢃꢅꢂꢃ"ꢀoꢀ
ꢂꢅꢃꢃ"
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GSFFꢀBTTFNCMZ
Agency Approvals
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AGENCY
AGENCY FILE NUMBER
E10480
AMPERE RANGE
0.500A - 5.00A
Applications
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tꢀ )JHIꢀWPMUBHFꢀ%$ꢏ%$ꢀ
DPOWFSUFS
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TZTUFNꢀQPXFS
tꢀ -JHIUJOHꢀ4ZTUFN
tꢀ -&%ꢀ-JHIUJOH
Electrical Characteristics for Series
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JOꢀ"$ꢏ%$ꢀDPOWFSUFS
% of Ampere
OpeningTime
Rating
ꢆꢃꢃꢇ
ꢈꢀIPVSTꢉꢀ.JOJNVN
ꢆꢁꢃꢀTFDPOETꢉꢀ.BYJNVN
ꢁꢂꢃꢇ
Electrical Specifications by Item
Agency
Approvals
Max
Ampere
Rating
(A)
Nominal Cold
Resistance
(Ohms)
Nominal
Melting
Nominal
Voltage Drop
(mV)
Voltage
Interrupting
Rating
Amp Code
Rating
(V)
Iꢁt (A2sec)
ꢃꢅꢂꢃ
ꢅꢂꢃꢃ
ꢁꢂꢃ
ꢃꢅꢊꢃꢃ
ꢆꢅꢊꢆ
448
Y
ꢃꢅꢋꢂ
1
ꢅꢋꢂꢃ
ꢃꢃꢆꢅ
ꢃꢆꢅꢂ
ꢁꢂꢃ
ꢁꢂꢃ
ꢁꢂꢃ
ꢁꢂꢃ
ꢁꢂꢃ
ꢁꢂꢃ
ꢁꢂꢃ
ꢁꢂꢃ
ꢁꢂꢃ
ꢃꢅꢁꢋꢂ
ꢃꢅꢆꢌꢃ
ꢃꢅꢆꢃꢃ
ꢃꢅꢃꢂꢁ
ꢃꢅꢃꢍꢂ
ꢃꢅꢃꢁꢌ
ꢃꢅꢃꢆꢎ
ꢃꢅꢃꢆꢊ
ꢃꢅꢃꢆꢆꢂ
ꢆꢅꢃꢃ
ꢆꢃꢅꢆꢋ
ꢆꢈꢅꢋꢁ
ꢆꢌꢅꢃꢊ
ꢆꢌꢅꢆꢍ
ꢂꢆꢅꢈꢈ
ꢂꢍꢅꢆꢈ
ꢋꢃꢅꢂꢊ
ꢆꢁ ꢅꢋꢎ
ꢁꢌꢂ
ꢁꢍꢈ
ꢆꢎꢊ
ꢆꢂꢈ
ꢆꢍꢎ
ꢆꢆꢍ
98
Y
Y
Y
Y
Y
Y
Y
Y
Y
ꢆꢅꢂꢃ
ꢁ
ꢃꢃꢁꢅ
ꢃꢁꢅꢂ
ꢃꢃꢍꢅ
ꢃꢍꢅꢂ
ꢃꢃꢈꢅ
ꢃꢃꢂꢅ
ꢂꢃ"ꢀ!ꢁꢂꢃ7"$
ꢁꢅꢂꢃ
ꢍ
ꢍꢅꢂꢃ
4
81
ꢂ
ꢌꢃ
Notes:
1. Cold resistance measured at less than 10% of rated current at 23°C.
2. Agency Approval Table Key: X=Approved or Certified, P=Pending and Blank=Not Approved
3. Have special electrical characteristic needs? Contact Littelfuse to learn more about application specific options.
© 2009 Littelfuse, Inc.
443 Series
73
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/443.html for current information.
Revised: March 17, 2009
Surface Mount Fuses
NANO2® > 250V > Time Lag > 443 Series
Temperature Rerating Curve
AverageTime Current Curves
100
10
1
0.1
/PUFꢑ
0.01
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DPOUJOVPVTꢀPQFSBUJPOꢅ
0.001
0.1
1
10
100
1000
CURRENT IN AMPS
Soldering Parameters
tP
Reflow Condition
-Temperature Min (Ts(min)
1Cꢀoꢀ'SFFꢀBTTFNCMZ
TP
Critical Zone
TL to TP
Ramp-up
)
ꢆꢂꢃ¡$ꢀ
TL
TS(max)
Pre Heat -Temperature Max (Ts(max)
)
ꢁꢃꢃ¡$
tL
-Time (Min to Max) (ts)
ꢊꢃꢀoꢀꢆꢁꢃꢀTFDT
Ramp-down
Average ramp up rate (LiquidusTemp
(TL) to peak
Preheat
ꢂ¡$ꢏTFDPOEꢀNBYꢅ
TS(min)
tS
TS(max) toTL - Ramp-up Rate
ꢂ¡$ꢏTFDPOEꢀNBYꢅ
ꢁꢆꢋ¡$ꢀ
-Temperature (TL) (Liquidus)
Reflow
25
time to peak temperature
(t 25ºC to peak)
-Temperature (tL)
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ꢁꢂꢃꢐꢃꢏꢄꢂꢀ¡$
Time
PeakTemperature (TP)
Time within 5°C of actual peak
Temperature (tp)
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Ramp-down Rate
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ꢁꢊꢃ¡$
Time 25°C to peakTemperature (TP)
Do not exceed
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5FNQFSBUVSFꢉꢀ
ꢍꢀTFDPOETꢀNBYꢅ
Wave Soldering Parameters
© 2009 Littelfuse, Inc.
443 Series
74
Revised: March 17, 2009
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/443.html for current information.
Surface Mount Fuses
NANO2® > 250V > Time Lag > 443 Series
Product Characteristics
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$BQꢑꢀꢀꢀꢀ4JMWFSꢀ1MBUFEꢀ#SBTT
Operating Temperature
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Materials
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5FTUꢀ$POEJUJPOꢀ#ꢀꢒꢂꢀDZDMFTꢀꢄꢊꢂP$ꢀꢀ
UPꢀꢐꢆꢁꢂP$ꢓ
#PEZꢑꢀꢀ#SBOEꢀ-PHPꢉꢀ$VSSFOUꢀ3BUJOH
ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀ3BUFEꢀ7PMUBHFꢉꢀ5ꢀꢄꢀ$
ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀ$IBSBDUFSJTUJDꢀi5w
Thermal Shock
Vibration
Product Marking
.* ꢄ45%ꢄꢁꢃꢁ ꢉꢀ.FUIPEꢀꢁꢃꢆ"ꢀ
ꢒꢆꢃꢄꢂꢂꢀ)[ꢓ
.* ꢄ45%ꢄꢁꢃꢁꢉꢀ.FUIPEꢀꢍꢃꢁꢉ
5FTUꢀ$POEJUJPOꢀ"ꢀꢒꢆꢃꢉꢃꢃꢃꢀPINTꢉꢀ
.JOJNVNꢓ
Insulation Resistance
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.* ꢄ45%ꢄꢁꢃꢁꢉꢀ.FUIPEꢀꢆꢃꢊꢉꢀ
)JHIꢀ)VNJEJUZꢀꢒꢎꢃꢄꢎꢌꢇ3)ꢓꢉꢀ)FBUꢀ
ꢒꢊꢂP$ꢓ
Moisture Resistance
Salt Spray
Solderability
.* ꢄ45%ꢄꢁꢃꢁꢉꢀ.FUIPEꢀꢁꢃꢌ
.* ꢄ45%ꢄꢁꢃꢁ ꢉꢀ.FUIPEꢀꢆꢃꢆꢉꢀ
5FTUꢀ$POEJUJPOꢀ#
Resistance to
Soldering Heat
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5FTUꢀ$POEJUJPOꢀ#ꢀꢒꢆꢃꢀTFDꢀBUꢀꢁꢊꢃP$ꢓ
.* ꢄ45%ꢄꢁꢃꢁꢉꢀ.FUIPEꢀꢁꢆꢍꢉꢀ
5FTUꢀ$POEJUJPOꢀ*ꢀꢒꢆꢃꢃꢀ(ꢕTꢀQFBLꢀGPSꢀ
ꢊꢀNJMMJTFDPOETꢓ
Mechanical Shock
Moisture Sensitivity
Level
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.JOꢅꢀDPQQFSꢀMBZFSꢀUIJDLOFTTꢀꢔꢀꢆꢃꢃVN
.JOꢅꢀDPQQFSꢀUSBDFꢀXJEUIꢀꢔꢀꢆꢃNN
PCB
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FOWJSPONFOUꢅ
Recommendation
forThermal
Management
Part Numbering System
SERIES
Dimensions
3.25
(.128")
10.10
(.397")
0443 .500 D R
6.10
(.240")
3.12
(.123")
3.43
(.135")
T
5A
AC250V
AMP Code
3FGFSꢀUPꢀ&MFDUSJDBMꢀ
12.6
(.496")
3.12
(.123")
DIBSBDUFSJTUJDTꢀUBCMF
QUANTITY Code
1.70 typ
(.067")
Recommended Pad Layout
%ꢀꢔꢀꢆꢂꢃꢃꢀQDT
PACKAGING Code
3ꢀꢔꢀ5BQFꢀBOEꢀ3FFM
Example:
ꢆꢅꢂꢀBNQꢀQSPEVDUꢀJTꢀ
ꢃꢈꢈꢍꢀ01.5 %ꢀ3ꢀꢒꢃꢅꢂꢀBNQꢀ
QSPEVDUꢀTIPXOꢀBCPWFꢓꢅ
Packaging
Quantity &
Packaging Code
Packaging Option
Packaging Specification
Quantity
&*"ꢄ34ꢀꢈꢌꢆꢄꢁꢀꢒ*&$ꢀꢁꢌꢊꢉꢀQBSUꢀꢍꢓ
ꢀꢁꢈNNꢀ5BQFꢀBOEꢀ3FFM
ꢆꢂꢃꢃ
%3
© 2009 Littelfuse, Inc.
443 Series
75
Revised: March 17, 2009
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/443.html for current information.
© 2009 Littelfuse, Inc.
76
Specifications are subject to change without notice.
Revised: March 17, 2009
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