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參數(shù)資料
| 型號： | 0273.050H |
| 元件分類： | 保險(xiǎn)絲 |
| 英文描述： | VERY FAST BLOW ELECTRIC FUSE, 0.05A, 125VAC, 10000A (IR), THROUGH HOLE |
| 文件頁數(shù)： | 2/3頁 |
| 文件大?。?/td> | 155K |
| 代理商： | 0273.050H |
Revised: January 7, 2009
Introduction to Circuit Protection
Transientology
132
2009 Littelfuse, Inc.
Specications are subject to change without notice.
Radial Lead Fuses
272/273/274/278/279 Series
Please refer to www.littelfuse.com/series/272.html, /273.html, /274.html,
/278.html or /279.html for current information.
MICRO > Very Fast-Acting > 272/273/274/278/279 Series
Average Time Current Curves
100
10
1
0.1
0.01
0.001
1
10
100
0.01
0.1
0.005
1/64
A
1/100
A
1/200
A
1/32
A
1/16
A
1/8
A
1/4
A
1/2
A
3/4
A
1A 11/2
A
2A 3A 4A 5A
TIME
IN
SECONDS
CURRENT IN AMPERES
Temperature Rerating Curve
Soldering Parameters - Wave Soldering
Dwell Time
0
20
40
60
80
100
120
140
160
180
200
220
240
260
280
300
0
10
20
30
4
0
5
0
60
70
80
90
100
110
120
130
1
4
0
1
5
0
160
170
180
190
200
210
220
230
2
4
0
Time (Seconds)
T
emperature
(°C)
-
Measured
on
bottom
side
of
board
Cooling Time
Preheat Time
Wave Parameter
Lead-Free Recommendation
Preheat:
(Depends on Flux Activation Temperature)
(Typical Industry Recommendation)
Temperature Minimum:
100
° C
Temperature Maximum:
150
° C
Preheat Time:
60-180 seconds
Solder PotTemperature:
260
° C Maximum
Solder DwellTime:
2-5 seconds
Recommended Hand-Solder Parameters:
Solder Iron Temperature: 350° C +/- 5°C
Heating Time: 5 seconds max.
Note: These devices are not recommended for IR or
Convection Reow process.
Recommended Process Parameters:
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