| |
Rated
Current Fusible Resistor (RFA
Series) | | |
FEATURES :
 The rated current fusible combines time
delay performance Characteristics
with the proven reliability of a rated
current fusible.
| 
|
|
ITEM |
REMARKS |
|
Load life under high temperature |
JIS C 5201-1(4.25.1) Rated current at 50%；70℃
for 1,000 hours |
|
Humidity resistance |
JIS C 5201-1(4.24) MIL-STD-202,Method
106,Heat(65℃ at 90%∼98%). |
|
Vibration |
JIS C 5201-1(4.22) MIL-STD-202,Method
213,Condition 1. |
|
Thermal shock |
JIS C 5201-1(4.19) MIL-STD-202,Method 107,
Test Condition B.(-25℃∼85℃) |
|
Insulation resistance |
JIS C 5201-1(4.6.1.1) MIL-STD-202,Method
302(≧10KΩ at 500V) |
|
Resistance to soldering heat |
JIS C 5201-1(4.18) MIL-STD-202,Method 210,Test
Condition C.(10s at 260℃) |
|
Solderability |
JIS C 5201-1(4.17) MIL-STD-202,Method 208.
.(5s at 245℃).>95% |
|
Lead pull force |
JIS C 5201-1(4.16) MIL-STD-202,Method 211,
Test Condition A. |
|
Salt Mist Spray |
MIL-STD-202 Method 101,Condition
B. |
|
ORDERING INFORMATION |
CURVE OF TEMPERATURE AND RATED CURRENT |
FUSE CURVE OF RATED CURRENT |
|
Order
Number |
Amperes
Rating |
Voltang
Rating |
Cold
Olrm |
Body Size |
Melting
I2t(A2*s) |
|
A100 |
1/10 |
125 |
100 |
25*65 |
0.02 |
|
A250 |
1/4 |
125 |
15.0 |
25*65 |
0.125 |
|
A375 |
3/8 |
125 |
6.80 |
25*65 |
0.28 |
|
A500 |
1/2 |
125 |
3.60 |
25*65 |
0.50 |
|
A750 |
3/4 |
125 |
1.6 |
25*65 |
1.12 |
|
1A00 |
1.00 |
125 |
0.9 |
25*65 |
2.00 |
|
1A50 |
1.1/2 |
125 |
0.39 |
25*65 |
5.50 |
|
2A00 |
2.00 |
125 |
0.23 |
25*65 |
8.00 |
|
2A25 |
2.1/4 |
125 |
0.25 |
25*65 |
10.12 |
|
2A50 |
2.1/2 |
125 |
0.20 |
25*65 |
12.5 |
|
3A00 |
3.00 |
125 |
0.13 |
25*65 |
18.0 |
|
4A00 |
4.00 |
125 |
0.12 |
28*92 |
32.0 |
|
5A00 |
5.00 |
125 |
0.15 |
28*92 |
50.0 |
|
7A00 |
7.00 |
125 |
0.10 |
28*92 |
98.0 | |
|
|
|
Model
|
Dielectric
Withstanding
Voltage
|
Dimension (mm) |
|
|
L |
Dφ |
ι |
dφ |
|
A100,A250,A375,A500,A750,1A00,1A50 |
100V |
6± 0.3 |
2.4± 0.1 |
28± 2 |
0.60± 0.05 |
Various types of forming & taping are
available.
Coating color：RFU (gray) |
|
2A00,2A25,2A50A,3A00 |
|
4A00,5A00,7A00 |
100V |
9± 0.5 |
3.0± 0.5 |
30± 3 |
0.60± 0.05 |
|
Percentage of Ampere Rating |
Opening Time |
|
100% |
4Hour Minimum |
|
200% |
1 second~ 60 seconds Max |
|
300% |
0.2 second ~ 3seconds Max |
|
800% |
0.02 second ~ 0.2seconds
Max | |
INTERRUPTING RATING：
50 Ampere At 125V DC；50 Ampere At 125V AC
OPERATING TEMPERATURE：
-55℃∼130℃ |
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