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参数资料
| 型号： | 0251.500NXT1L |
| 元件分类： | 保险丝 |
| 英文描述： | VERY FAST BLOW ELECTRIC FUSE, 0.5A, 125VAC, 125VDC, 50A (IR), THROUGH HOLE |
| 封装： | ROHS COMPLIANT |
| 文件页数： | 3/4页 |
| 文件大小： | 171K |
| 代理商： | 0251.500NXT1L |
201
2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Axial Lead & Cartridge Fuses
251/253 Series
Please refer to www.littelfuse.com/series/251.html
or /253.html for current information.
PICO ll > Very Fast-Acting > 251/253 Series
251/253
Series
Average Time Current Curves
Temperature Rerating Curve
Soldering Parameters
100
10
1
0.1
0.01
0.001
.062A
0.05 0.1
1
10
100
1000
.1
25A
.250A .375A .50
0A
.750A
.630A
1A
1.5A 2A 2.5A 3A 3.5A 4A 5A 7A 10
A
12
A
15
A
TIME
IN
SECONDS
CURRENT IN AMPERES
1.25A
Wave Parameter
Lead-Free Recommendation
Preheat:
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:
Heating Time: 5 seconds max.
Note: These devices are not recommended for IR or
Convection Reflow process.
Recommended Process Parameters:
Note:
1. Rerating depicted in this curve is in addition to the standard rerating of 25% for
continuous operation.
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| 0251.500NXT1HF | VERY FAST BLOW ELECTRIC FUSE, 0.5A, 125VAC, 125VDC, 50A (IR), THROUGH HOLE |
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| 0251.500NRT1HF | VERY FAST BLOW ELECTRIC FUSE, 0.5A, 125VAC, 125VDC, 50A (IR), THROUGH HOLE |
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| 0251.500NRHF | VERY FAST BLOW ELECTRIC FUSE, 0.5A, 125VAC, 125VDC, 50A (IR), THROUGH HOLE |
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