0251.630PAT1 [LITTELFUSE]
Electric Fuse, Very Fast Blow, 0.63A, 125VAC, 125VDC, 50A (IR), Through Hole, HALOGEN FREE;型号: | 0251.630PAT1 |
厂家: | LITTELFUSE |
描述: | Electric Fuse, Very Fast Blow, 0.63A, 125VAC, 125VDC, 50A (IR), Through Hole, HALOGEN FREE |
文件: | 总4页 (文件大小:1115K) |
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 > 251/253 Series
PS
E
251/253 Series, PICO® II, Very Fast-Acting Fuse
TUVQPL
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
•ꢀ Veryꢀfast-acting
•ꢀ Smallꢀsizeꢀ
•ꢀ Wideꢀcurrentꢀratingꢀrangeꢀ
(62mA- 15A)
•ꢀ Halogen-freeꢀavailableꢀ
•ꢀ Wideꢀoperatingꢀ
temperature range
•ꢀ Lowꢀtemperatureꢀrerating
Applications
Agency Approvals
Secondary protection for space constrained applications
Agency
Agency File Number
E10480
Ampere Range
62mA - 15A
62mA - 15A
•ꢀ Flat–panelꢀdisplayꢀTVꢀ
•ꢀ LCDꢀmonitor
•ꢀ Powerꢀsupply
•ꢀ Audio/Videoꢀsystem
•ꢀ Lightingꢀsystem
•ꢀ Medicalꢀequipment
•ꢀ LCDꢀbacklightꢀinverter
•ꢀ Officeꢀmachines
LR 29862
PS
E
JET1896-31007-1004
J50158379
1A - 5A
Electrical Characteristics for Series
500mA - 10A
62mA - 15A
TUV
% of Ampere
Ampere Rating
Rating
OpeningTime
FM10
QPL
100%
62mA - 15A
62mA - 7A
10A
4 Hours, Min.
1 Second, Max.
3 Seconds, Max.
10 Seconds, Max.
2009010207366577 –
500mA to 5A
500mA, 1A, 2A, 2.5A,
3A, 4A, 5A
200%
12 - 15A
Additional Information
500mA, 1A, 2A,
2.5A, 3A, 4A, 5A,
7A, 10A
500mA, 1A, 2A,
2.5A, 3A, 4A, 5A,
7A, 10A
500mA, 1A, 2A,
2.5A, 3A, 4A, 5A,
7A, 10A
275%
400%
1000%
300 msecs., Max.
30 msecs., Max.
4 msecs., Max.
Datasheet
Resources
251 Series
Samples
251 Series
251 Series
Datasheet
253 Series
Resources
253 Series
Samples
253 Series
© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
Axial Lead & Cartridge Fuses
PICO® ll > Very Fast-Acting > 251/253 Series
Electrical Specifications by Item
Agency Approvals
ꢀax
Nominal
Cold
Resistance
(Ohms)
Nom
Voltage
Drop
(V)
Ampere
Rating
(A)
Ordering Ordering
Number Number
Nominal
ꢀelting
Amp
Code
Voltage Interrupting
PS
Rating
(V)
Rating
TUV
QPL
(Std.)
(ꢀil.)
I2t (A2 sec)
E
.062
.125
.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
.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
32
7.000
1.700
0.665
0.395
0.280
0.205
0.175
0.128
0.100
0.0823
0.0473
0.0360
0.0290
0.0240
0.0204
0.0155
0.0105
0.00705
0.0055
0.00446
0.000113
0.00174
0.0116
0.0296
0.0598
0.094
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
0.24
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
300 A @ rated
voltage DC
.750 251.750 253.750
x
x
x
x
001.
251001. 253001.
x
x
x
x
x
x
x
x
x
50 A @ rated
voltage AC
1.25 2511.25
01.5
25101.5 25301.5
0.21
x
x
x
x
x
x
x
x
x
x
x
For CCC 7A:
70 A @ rated
voltage AC
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
x
For CCC 10A:
100 A @ rated
voltage AC
x
x
x
x
x
x
0 0 7.
251007. 253007.
010. 251010. 253010.
012. 251012.
015. 251015. 253015.
32
x
Note: Higher ampere ratings are available. Please contact LittelfuseTechnical Support or your Littelfuse products representative for assistance.
© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
Axial Lead & Cartridge Fuses
PICO® ll > Very Fast-Acting > 251/253 Series
Temperature Rerating Curve
AverageTime Current Curves
100
10
1
0.1
Note:
1. Rerating depicted in this curve is in addition to the standard rerating of 25% for
continuous operation.
0.01
Soldering Parameters
0.001
0.05 0.1
1
10
100
1000
Recommended Process Parameters:
CURRENT IN AMPERES
Wave ꢁarameter
ꢁreheat:
(Depends on Flux ActivationTemperature)
Temperature Minimum:
Temperature Maximum:
PreheatTime:
Solder ꢁotTemperature:
Solder DwellTime:
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
© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
Axial Lead & Cartridge Fuses
PICO® ll > Very Fast-Acting > 251/253 Series
Product Characteristics
Encapsulated, Epoxy-Coated
Body: PureTin-coated Copper wire leads
Operating Temperature –55ºC to +125ºC
Materials
MIL-STD-202, Method 213, Test
Condition I (100 G’s peak for 6
msecs.)
Solderability
Lead Pull Force
MIL-STD-202, Method 208
Shock
MIL-STD-202, Method 211, Test Condition
A (will withstand a 7lbs. axial pull test)
MIL-STD-202, Method 201 (10–55
Hz); Method 204, Test Condition C
(55–2000 Hz at 10 G’s Peak)
Vibration
251/253 Series is available in FM10 on
QPL for MIL-PRF-23419. To order, change
251 to 253
FusesTo MIL SPEC
Moisture Resistance
MIL-STD-202, Method 106
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
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")
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 &
ꢁackaging Option
ꢁackaging Specification
EIA 296
ꢁackaging 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.
© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
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