0253001.MAT1L [LITTELFUSE]
Axial Lead & Cartridge Fuses;
| 型号： | 0253001.MAT1L |
| 厂家： | 
LITTELFUSE |
| 描述： | Axial Lead & Cartridge Fuses |
| 文件： | 总4页 (文件大小：864K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Axial Lead & Cartridge Fuses
PICO® ll > Very Fast-Acting Fuse > 251/253 Series
PS
E
251/253 Series, PICO® II Very Fast-Acting Fuse
QPL
Description
The PICO® II Very Fast-Acting Fuse is designed to meet an
extensive array of performance characteristics in a
space-saving subminiature package.
Features
• Very fast-acting
• Small size
• Wide current rating range
(0.062A- 15A)
• Halogen-free available
• Wide operating
temperature range
• Low temperature re-rating
Applications
Agency Approvals
Secondary protection for space constrained applications
Agency File
Agency File Number
• Flat–panel displayTV
• LCD monitor
• Power supply
Agency
Number
Ampere Range
251 Series
253 Series
• Audio/Video system
• Lighting system
• Medical equipment
N/A
N/A
E10480
29862
0.062A - 15A
0.062A - 15A
• LCD backlight inverter
• Office machines
PSE_NBK200416-
JP1021
PS
E
N/A
1A - 5A
Electrical Characteristics for Series
N/A
J50158379
N/A
0.500A - 10A
0.062A - 15A
% of Ampere
Ampere Rating
Rating
OpeningTime
FM10
QPL
100%
0.062A - 15A
0.062A - 7A
10A
4 Hours, Min.
1 Second, Max.
3 Seconds, Max.
10 Seconds, Max.
0.500A, 1A, 2A,
2.5A, 3A, 4A, 5A
N/A
2009010207366577
200%
12 - 15A
0.500A, 1A, 2A,
2.5A, 3A, 4A, 5A,
7A, 10A
0.05A, 1A, 2A,
2.5A, 3A, 4A, 5A,
7A, 10A
0.500A, 1A, 2A,
2.5A, 3A, 4A, 5A,
7A, 10A
275%
400%
1000%
300 msecs., Max.
30 msecs., Max.
4 msecs., Max.
Additional Information
ꢀatasꢁeet
ꢀesꢁurꢂes
251 Series
ꢀaꢁꢂles
251 Series
251 Series
ꢀatasꢁeet
253 Series
ꢀesꢁurꢂes
253 Series
ꢀaꢁꢂles
253 Series
© 2016 Littelfuse, Inc.
Specifications are subject to change without notice.
Application testing is strongly recommended.
Revised: 10/10/16
Axial Lead & Cartridge Fuses
PICO® ll > Very Fast-Acting Fuse > 251/253 Series
Electrical Specifications by Item
Agency Approvals
Max
Nominal
Cold
Resistance
(Ohms)
Nom
Voltage
Drop
(V)
Ampere
Rating
(A)
Ordering Ordering
Number Number
Nominal
Melting
Amp
Code
Voltage Interrupting
PS
QPL
Rating
(V)
Rating
TUV
(Std.)
(Mil.)
I2t (A2 sec)
E
253 Series
Only
.062
.125
.200
.250
.375
.500
.630
.750
1.00
1.25
1.50
2.00
2.50
3.00
3.50
4.00
5.00
7. 0 0
10.0
12.0
15.0
.062 251.062 253.062
.125 251.125 253.125
.200 251.200 253.200
.250 251.250 253.250
.375 251.375 253.375
.500 251.500 253.500
.630 251.630
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
32
7.000
1.700
0.895
0.665
0.395
0.302
0.205
0.175
0.128
0.000113
0.00174
0.0048
0.0116
0.0296
0.0598
0.08
0.153
0.256
0.390
0.587
0.405
0.721
1.19
1.58
2.45
4.14
10.4
25.5
45.2
68.8
1.4
0.285
0.345
0.24
0.215
0.2165
0.188
0.176
0.194
0.2
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
300 A @
125VDC
.750 251.750 253.750
x
x
x
x
001.
251001. 253001.
x
x
x
x
x
x
x
x
x
50A@125VAC
1.25 2511.25
0.100
01.5
25101.5 25301.5
For CCC 7A:
70A@125VAC
0.0823
0.0473
0.0360
0.0295
0.0240
0.0204
0.0158
0.0107
0.0072
0.0059
0.00446
0.21
x
x
x
x
x
x
x
x
x
x
x
002. 251002. 253002.
02.5 25102.5
003. 251003. 253003.
03.5 25103.5
004. 251004. 253004.
005. 251005. 253005.
0.141
0.132
0.131
0.1205
0.114
0.11
0.102
0.1
0.0878
0.071
x
x
x
For CCC 10A:
100A@
125VAC
x
x
x
x
x
x
x
0 0 7.
251007. 253007.
010. 251010. 253010.
012. 251012.
015. 251015. 253015.
300A@32VDC
& 50A@32VAC
32
x
Note: Higher ampere ratings are available. Please contact LittelfuseTechnical Support or your Littelfuse products representative for assistance.
© 2016 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 10/10/16
Axial Lead & Cartridge Fuses
PICO® ll > Very Fast-Acting Fuse > 251/253 Series
Temperature Re-rating Curve
AverageTime Current Curves
100
10
1
0.1
Note:
1. Re-rating depicted in this curve is in addition to the standard derating of 25% for
continuous operation.
0.01
Soldering Parameters
0.001
0.05 0.1
1
10
100
1000
Recommended Process Parameters:
Cꢈꢉꢉꢃꢄꢀ ꢁꢄ Aꢂꢊꢃꢉꢃꢅ
Lead-Free Recommendation
Wave Parameter
for 251 Series only
Preheat:
(Typical Industry Recommendation)
(Depends on Flux ActivationTemperature)
Temperature Minimum:
Temperature Maximum:
PreheatTime:
100°C
150°C
60-180 seconds
Solder PotTemperature:
Solder DwellTime:
260°C Maximum
2-5 seconds
Recommended Hand Soldering Parameters:
Solder IronTemperature: 350°C +/- 5°C
HeatingTime: 5 seconds max.
Note:These devices are not recommended for IR or
Convection Reflow process
© 2016 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 10/10/16
Axial Lead & Cartridge Fuses
PICO® ll > Very Fast-Acting Fuse > 251/253 Series
Product Characteristics
Encapsulated, Epoxy-Coated
MIL-STD-202, Method 201 (10–55
Hz); Method 204, Test Condition C
(55–2000 Hz at 10 G’s Peak)
Materials
Body: PureTin-coated Copper wire leads
Vibration
Shock
Solderability
Lead Pull Force
MIL-STD-202, Method 208
MIL-STD-202, Method 213, Test
Condition I (100 G’s peak for 6
msecs.)
MIL-STD-202, Method 211, Test Condition
A (will withstand a 7lbs. axial pull test)
For fuses to MIL-PRF-23419, FM10
change the series number from
251 to 253
MIL-STD-202, Method 302,
Test Condition A (10,000 ohms
minimum at 100 volts)
Insulation Resistance
(After Opening):
FusesTo MIL SPEC
Operating
Temperature
Moisture Resistance
MIL-STD-202, Method 106
–55ºC to +125ºC (Consider re-rating)
Withstands 60 seconds above 200OC
and up to 260ºC, maximum
Resistance to Soldering
Heat
Flammability Rating
UL 94V–0
Part Numbering System
Dimensions
251 Series Markings
(T1 lead length)
0251 xxxx N R T1 L
62.7 (2.468")
52.4 (2.062")*
Series
251 = Standard type
27.78
(1.094")
27.78
(1.094")
7.11 (.280")
253 = Military type
F
1 A
L
2.80
(.11")
MAX
Current Rating
Refer to Amp Code column of
Electrical SpecificationsTable
5.0 (.197")
6.35 (.25")
tape
6.35 (.25")
tape
F
1 A
L
Wire Diameter:
Quantity
N = 5000
0.64 (.025") for 0.62-10.0 amp,
0.81 (.032") for 12-15 amp
P
= 2000
251 Series (Halogen-free Version) Markings
M = 1000
H = 100
(T1 lead length)
62.7 (2.468")
52.4 (2.062")*
27.78
(1.094")
27.78
(1.094")
Type of Packaging
7.11 (.280")
R = Reel
A = Ammo Pack
X = Loose Pack
F
1 A
L
2.80
(.11")
MAX
5.0 (.197")
6.35 (.25")
tape
6.35 (.25")
tape
Lead Length
F
1 A
L
The default lead length for Ammo pack and
Loose pack is nowT1 for 251 series, and
remainsT3 for 253 series, therefore:
T1 = 52.4mm (2.062”), 251 series only*
Blank = 52.4mm (2.062”) for 251 series*
or 73mm (2.874”) for 253 series**
Wire Diameter:
0.64 (.025") for 0.62-10.0 amp,
0.81 (.032") for 12-15 amp
253 Series Markings
(T3 lead length)
83.31 (3.28")
73.0 (2.874")**
7.11 (.280")
38.1
(1.5")
38.1
(1.5")
Option Codes
L = RoHS + HF
(Only applies to 251 Series)
F
1 A
L
2.61 (.103")
MAX
5.0 (.197")
6.35 (.25")
tape
6.35 (.25")
tape
F
1 A
L
Wire Diameter:
0.64 (.025") for 0.62-10.0 amp,
0.81 (.032") for 15 amp
Packaging
Quantity &
Packaging Option
Packaging Specification
EIA 296
Packaging Code
*T1: 52.4mm (2.062")Tape and Reel
**T3: 73mm (2.874')Tape and Reel
Please refer to available quantities
above in "Part Numbering System”
EIA 296
The default lead length for both ammo pack and loose pack isT1 for 251 and isT3 for 253.
Notes:
*
T1 dimension is defined as the length of the component between the two tapes. The full component length is 62.7mm (2.468").T1 length is for 251 series only.
** T3 dimension is defined as the length of the component between the two tapes. The full component length is 83.3.7mm (3.28”). T3 length is for 253 series only.
© 2016 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 10/10/16
相关型号：
0253001T1
Electric Fuse, Very Fast Blow, 1A, 125VAC, 125VDC, 50A (IR), Through Hole, AXIAL LEADED
LITTELFUSE
0253001T1L
Electric Fuse, Very Fast Blow, 1A, 125VAC, 125VDC, 50A (IR), Through Hole, ROHS COMPLIANT
LITTELFUSE
©2020 ICPDF网 联系我们和版权申明