1.应用范围: 适用于大功率的转换电源、开关电源、UPS电源及各类大功率照明灯具、电加热器的浪涌电流抑制。
型号 |
R25 |
最大稳态电流 |
25℃下最大电流时近似电阻值 |
耗散系数 |
热时间常数 |
工作温度 |
(Ω) |
(A) |
(Ω) |
(mW/℃) |
(S) |
(℃) |
|
MF74-0.5/40 |
0.5 |
40 |
0.00875 |
118 |
340 |
-55~+200 |
MF74-0.7/36 |
0.7 |
36 |
0.0110 |
118 |
340 |
|
MF74-1/32 |
1 |
32 |
0.0137 |
118 |
340 |
|
MF74-1.3/27 |
1.3 |
27 |
0.0192 |
118 |
340 |
|
MF74-1.5/27 |
1.5 |
27 |
0.0206 |
118 |
340 |
|
MF74-2/25 |
2 |
25 |
0.0240 |
120 |
340 |
|
MF74-2.5/25 |
2.5 |
25 |
0.0252 |
120 |
350 |
|
MF74-3/23 |
3 |
23 |
0.0293 |
123 |
350 |
|
MF74-4/21 |
4 |
21 |
0.0340 |
123 |
350 |
|
MF74-5/21 |
5 |
21 |
0.0364 |
123 |
350 |
-55~+200 |
MF74-6/18 |
6 |
18 |
0.0494 |
123 |
355 |
|
MF74-8/18 |
8 |
18 |
0.0525 |
125 |
360 |
|
MF74-10/18 |
10 |
18 |
0.0555 |
125 |
360 |
|
MF74-12/15 |
12 |
15 |
0.0622 |
125 |
345 |
|
MF74-16/15 |
16 |
15 |
0.0688 |
125 |
345 |
|
MF74-20/15 |
20 |
15 |
0.0745 |
125 |
345 |
|
MF74-25/15 |
25 |
15 |
0.0857 |
125 |
345 |
|
MF74-30/12 |
30 |
12 |
0.1170 |
125 |
350 |