0453007.MRL [LITTELFUSE]
Electric Fuse, Very Fast Blow, 7A, 125VAC, 125VDC, 50A (IR), Surface Mount, ROHS COMPLIANT;
| 型号： | 0453007.MRL |
| 厂家： | 
LITTELFUSE |
| 描述： | Electric Fuse, Very Fast Blow, 7A, 125VAC, 125VDC, 50A (IR), Surface Mount, ROHS COMPLIANT 电路保护 |
| 文件： | 总4页 (文件大小：165K) |
| 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 > 451/453 Series
PS
E
U
RoHS
®
® L
451/453 Series Fuse
®
Description
The Nano2 SMF Fuse is a very small, Wire-in-Air (WIA)
square shape surface mount fuse which is very suitable
for the secondary side circuit over-current protection
applications and is designed for PCB using surface mount
technology.
Features
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temperature range
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de-rating
Agency Approvals
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rating available (62mA
to 15A)
AGENCY
AGENCY FILE NUMBER
AMPERE RANGE
62MA - 15A
E10480
LR29862
®
Applications
®
62MA - 15A
1A - 10A
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E
NBK030205-E10480B
E10480
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62MA - 5A
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equipment
Electrical Characteristics for Series
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% of Ampere
Ampere Rating
Rating
protection
OpeningTime
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100%
1/16 –15
1/16 –110
12 –15
4 hours, Minimum
5 sec., Maximum
20 sec., Maximum
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200%
451/453 Series
©2008 Littelfuse, Inc.
47
Revision: May 27, 2008
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/451.html or /453.html for current information.
Surface Mount Fuses
NANO2® > Very Fast-Acting > 451/453 Series
Electrical Specifications by Item
Max
Voltage
Rating
(V)
Agency Approvals
Ampere
Rating
(A)
Nominal Cold
Resistance
(Ohms)
Nominal
Melting
Amp
Code
Interrupting
Rating
PS
U
I2t (A2sec)
®
®
® L
E
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
1.25
1.50
1.60
2.00
2.50
3.00
3.15
3.50
.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
5.5000
4.0500
3.1000
1.7000
1.2157
0.8372
0.5765
0.3918
0.6100
0.5600
0.4200
0.3050
0.2450
0.2120
0.1530
0.0780
0.0630
0.0580
0.0367
0.0286
0.0227
0.0215
0.0200
0.0160
0.0125
0.0096
0.0090
0.0077
0.00019
0.00033
0.00138
0.00286
0.0048
0.0089
0.0158
0.0311
0.0425
0.0484
0.0795
0.143
0.185
0.271
0.459
0.664
0.853
1.060
0.530
1.029
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
50 amperes @125VAC/VDC
300 amperes @32VDC
x
x
x
x
x
x
x
x
x
x
x
x
x
x
01.6
002.
02.5
003.
3.15
03.5
004.
005.
06.3
007.
008.
1.650
1.920
2.469
3.152
5.566
9.170
10.32
20.23
4.00
5.00
6.30
7.00
x
x
x
8.00
35 amperes @125 VAC/
50 amperes @125 VDC
10.0
010.
125
0.0056
26.46
x
x
x
300 amperes @32 VDC
12.0
15.0
012.
015.
65
65
0.0049
0.0037
47.97
97.82
x
x
x
x
50 amperes @65 VAC/VDC
300 amperes @24 VDC
451/453 Series
48
©2008 Littelfuse, Inc.
Revision: May 27, 2008
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/451.html or /453.html for current information.
Surface Mount Fuses
NANO2® > Very Fast-Acting > 451/453 Series
Temperature Rerating Curve
AverageTime Current Curves
100
10
1
0.1
0.01
0.001
0.05 0.1
1
10
100
1000
CURRENT IN AMPERES
Soldering Parameters
Reflow Condition
Pb – Free assembly
-Temperature Min (Ts(min)
)
150°C
Pre Heat -Temperature Max (Ts(max)
)
200°C
-Time (Min to Max) (ts)
60 – 120 secs
Average ramp up rate (LiquidusTemp
(TL) to peak
5°C/second max
TS(max) toTL - Ramp-up Rate
5°C/second max
217°C
-Temperature (TL) (Liquidus)
Reflow
-Temperature (tL)
60 – 90 seconds
250+0/-5 °C
PeakTemperature (TP)
Time within 5°C of actual peak
Temperature (tp)
20 – 40 seconds
Ramp-down Rate
5°C/second max
8 minutes Max.
260°C
Time 25°C to peakTemperature (TP)
Do not exceed
260°C Peak
temperature,
3 seconds Max
Wave Soldering Parameters
451/453 Series
©2008 Littelfuse, Inc.
49
Revision: May 27, 2008
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/451.html or /453.html for current information.
Surface Mount Fuses
NANO2® > Very Fast-Acting > 451/453 Series
Product Characteristics
Body: Ceramic
MIL-STD-202, Method 107, Test
Condition B, 5 cycles, -65°C /
Terminations:Tin-Lead Alloy
RoHS CompliantTerminations:
Gold-plated Caps (451 series)
Silver-plated Caps (453 series)
Thermal Shock
Mechanical Shock
Vibration
Materials
+125°C, 15 minutes @ each extreme
MIL-STD-202, Method 213, Test I:
Deenergized. 100gn pk amplitude,
sawtooth wave 6ms duration, 3
cycles XYZ+xyz = 18 shocks
Product Marking
Brand, Ampere Rating
Operating
-55°C to 125°C
MIL-STD-202, Method 201: 0.03”
amplitude, 10-55 Hz in 1 min. 2hrs
each XYZ=6hrs
Temperature
Moisture Sensitivity
Level
Level 1, J-STD-020C
Moisture Resistance
Salt Spray
MIL-STD-202, Method 106, 10 cycles
Solderability
MIL-STD-202, Method 208
Insulation
Resistance
(after Opening)
MIL-STD-202, Method 101, Test
Condition B (48hrs)
MIL-STD-202, Method 302,Test Condition
A (10,000 ohms minimum)
Resistance to Soldering
Heat
MIL-STD-202, Method 210, Test
condition B (10 sec at 260°C)
Dimensions
Part Numbering System
6.10
(.240")
2.69
(.106")
0451 001. M R L
F
2.69
(.106")
SERIES
451 = Gold Plated Caps
453 = Silver Plated Caps
7 A
1.45
(.057")
AMP Code
Refer to Electrical
6.86
characteristics table
(.270")
QUANTITY Code
M = 1000 pcs
N = 5000 pcs
3.15
(.124")
2.95
(.116")
PACKAGING Code
1.96
(.077")
R =Tape and Reel
Recommended pad layout
RoHS Compliant
Packaging
Quantity &
Packaging Option
12mmTape and Reel
12mmTape and Reel
Packaging Specification
EIA RS-481-2 (IEC 286, part 3)
EIA RS-481-2 (IEC 286, part 3)
Quantity
Packaging Code
5000
1000
NR
MR
451/453 Series
50
Revision: May 27, 2008
©2008 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/451.html or /453.html for current information.
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