參數(shù)資料
型號: 0505020.MXEP
元件分類: 保險絲
英文描述: FAST BLOW ELECTRIC FUSE, 20A, 500VAC, 500VDC, 30000A (IR), THROUGH HOLE
封裝: ROHS COMPLIANT
文件頁數(shù): 2/3頁
文件大?。?/td> 156K
代理商: 0505020.MXEP
Revised: January 20, 2009
Introduction to Circuit Protection
Transientology
338
2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Axial Lead & Cartridge Fuses
3AB > Fast-Acting > 505 Series
505 Series
Please refer to www.littelfuse.com/series/505.html for current information.
0.001
0.01
0.1
1
10
100
1000
10000
1000
100
10
1
CURRENT IN AMPERES
TIME
IN
SECONDS
10
A
12
A
16
A
20A 25A 30A
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
40
5
0
60
70
80
90
100
110
120
130
140
1
5
0
160
170
180
190
200
210
220
230
240
Time (Seconds)
Temperature
(°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 Reflow process.
Recommended Process Parameters:
Average Time Current Curves
Temperature Rerating Curve
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