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參數資料
| 型號： | 0253.250NRT1L |
| 元件分類： | 保險絲 |
| 英文描述： | VERY FAST BLOW ELECTRIC FUSE, 0.25A, 125VAC, 125VDC, 50A (IR), THROUGH HOLE |
| 封裝： | ROHS COMPLIANT |
| 文件頁數： | 1/3頁 |
| 文件大小： | 129K |
| 代理商： | 0253.250NRT1L |
1
Cartridge, Axial Lead, and Socket Fuses
2008 Littelfuse, Inc.
Specications are subject to change without notice.
Please refer to www.littelfuse.com for the most current information
Revised: April 23, 2008
251/253 Series
PICO II > Very Fast-Acting > 251/253 Series
Specications are subject to change without notice.
Please refer to http://www.littelfuse.com/series/251.html or /253.html for current information.
251/253 Series, PICO II, Very Fast-Acting Fuse
Description
The PICO II very fast-acting fuse is designed to meet an
extensive array of performance characteristics in a
space-saving subminiature package.
Agency Approvals
Agency
Agency File Number
Ampere Range
E10480
62mA - 15A
LR 29862
62mA - 15A
PS
E
JET 1896-31007-1001
1A - 5A
TUV
J02037794
500mA - 10A
Features
Electrical Characteristics
(62mA- 15A)
temperature range
% of Ampere
Rating
Ampere Rating
OpeningTime
100%
1/16–15
4 hours, Minimum
200%
1/16–7
1 sec., Maximum
10
3 sec., Maximum
12-15
10 sec., Maximum
Applications
Ampere
Rating
(A)
Amp
Code
Ordering
Number
(Std.)
Ordering
Number
(Mil.)
Max
Voltage
Rating
(V)
Interrupting
Rating
Nominal Cold
Resistance
(Ohms)
Nominal
Melting
I2t (A2 sec)
Nom
Voltage Drop
(mV)
Agency Approvals
PS
E
TUV
1/16
.062
251.062
253.062
125
300 amperes
at rated
voltage VDC
50 amperes at
rated voltage
VAC
7.000
0.000113
1.4
x
1/8
.125
251.125
253.125
125
1.700
0.00174
0.285
x
1/4
.250
251.250
253.250
125
0.665
0.0116
0.24
x
3/8
.375
251.375
253.375
125
0.395
0.0296
0.215
x
1/2
.500
251.500
253.500
125
0.280
0.0598
0.2165
x
3/4
.750
251.750
253.750
125
0.175
0.153
0.176
x
1
001.
251001.
253001.
125
0.128
0.256
0.194
x
11/4
1.25
2511.25
125
0.100
0.390
0.2
x
11/2
01.5
25101.5
25301.5
125
0.0823
0.587
0.21
x
2
002.
251002.
253002.
125
0.0473
0.405
0.141
x
21/2
02.5
25102.5
125
0.0360
0.721
0.132
x
3
003.
251003.
253003.
125
0.0290
1.19
0.131
x
31/2
03.5
25103.5
125
0.0240
1.58
0.1205
x
4
004.
251004.
253004.
125
0.0204
2.45
0.114
x
5
005.
251005.
253005.
125
0.0155
4.14
0.11
x
7
007.
251007.
253007.
125
0.0105
10.4
0.102
x
10
010.
251010.
253010.
125
0.00705
25.5
0.1
x
12
012.
251012.
32
0.0055
45.2
0.0878
x
15
015.
251015.
253015.
32
0.00446
68.8
0.071
x
Electrical Characteristics
Note: Higher ampere ratings are available. Please contact Littelfuse Technical Support or your Littelfuse products representative for assistance.
RoHS
PS
E
Secondary protection for space constrained applications
TUV
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PDF描述 |
|---|---|
| 0253.250PRT1L | VERY FAST BLOW ELECTRIC FUSE, 0.25A, 125VAC, 125VDC, 50A (IR), THROUGH HOLE |
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| 0253.375HRT1L | VERY FAST BLOW ELECTRIC FUSE, 0.375A, 125VAC, 125VDC, 50A (IR), THROUGH HOLE |
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| 0253.375NRT1L | VERY FAST BLOW ELECTRIC FUSE, 0.375A, 125VAC, 125VDC, 50A (IR), THROUGH HOLE |
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