MF73大功率型热敏电阻
1.应用范围：
适用于大功率的转换电源、开关电源、UPS电源各类大功率照明灯具、电加热器的浪涌电流抑止。
2.特点：
由高纯材料和特殊工艺生产出的大功率NTC热敏电阻芯片,具有在较大的稳态电流下持续工作的能力,是目前功率型NTC热敏电阻中,抑止浪涌电流能力最强、工作的稳态电流最大的品种之一。
3.外型结构和尺寸：
4.产品标志说明：
|
|
Tmax |
d±0.05 |
F 1 ±1 |
F 2 ±1.5 |
直引线 |
弯引线 | |
|
Lmin |
L 1 min |
L 2 ±2 | |||||
|
MF73-□R□□□ |
7 |
1.0 |
7.5 |
3 |
25 |
17/5 |
8 |
|
备注 |
a、□R□为额定零功率电阻值 1R5=1.5Ω | ||||||
说明：若非特别指出,常用外形为Ⅰ型,即：引出线为长引直线
5.主要技术参数
|
型号 |
片径Φ |
工作温度 | |||||
|
（Ω） |
（A） |
（Ω） |
（mm） |
（mW/℃） |
（S） |
（℃） | |
|
芯片直径：(20-35)mm |
-55～+250 | ||||||
|
MF73-0R715 |
0.7 | 15 |
0.035 |
20 |
29 |
122 | |
|
MF73-1R020 |
1.0 | 20 |
0.020 |
20 |
25 |
113 | |
|
MF73-1R510X |
1.5 | 10.5 |
0.041 |
20 |
28 |
113 | |
|
MF73-1R515 |
1.5 | 15 |
0.046 |
20 |
28 |
110 | |
|
MF73-2R010 |
2.0 | 10 |
0.062 |
20 |
29 |
101 | |
|
MF73-2R012 |
2.0 | 12 |
0.049 |
20 |
29 |
101 | |
|
MF73-2R512 |
2.5 | 12 |
0.060 |
20 |
29 |
104 | |
|
MF73-2R515 |
2.5 | 15 |
0.046 |
20 |
29 |
103 | |
|
MF73-3R010 |
3.0 | 10 |
0.063 |
20 |
28 |
100 | |
|
MF73-5R012 |
5.0 | 12 |
0.066 |
20 |
29 |
124 | |
|
MF73-5R010 |
5.0 | 10 |
0.082 |
20 |
29 |
123 | |
|
MF73-7R010 |
7.0 | 10 |
0.075 |
20 |
28 |
113 | |
|
MF73-10R010 |
10.0 | 10 |
0.089 |
20 |
28 |
113 | |
|
MF73-10R08 |
10.0 | 8 |
0.122 |
20 |
29 |
119 | |
|
MF73-12R08 |
12.0 | 8 |
0.106 |
20 |
24 |
130 | |
|
MF73-13R08 |
13.0 | 8 |
0.106 |
20 |
24 |
130 | |
|
MF73-15R08 |
15.0 | 8 |
0.100 |
20 |
23 |
127 | |
|
MF73-20R06 |
20.0 | 6 |
0.110 |
20 |
22 |
127 | |
| MF73-5R015 | 5.0 | 15 | 0.045 | 22 | 45.4 | 112 | |
|
MF73-8R09 |
8.0 | 9 |
0.115 |
25 | 30 | 130 | |
|
MF73-7R010 |
7.0 | 10 |
0.092 |
25 | 30 | 130 | |
|
MF73-4R713 |
4.7 | 13 |
0.052 |
25 | 30 | 130 | |
|
MF73-4R014 |
4.0 | 14 |
0.044 |
25 | 30 | 130 | |
|
MF73-3R014X |
3.0 | 14.5 |
0.042 |
25 | 30 | 130 | |
|
MF73-1R025 |
1.0 | 25 |
0.015 |
25 | 30 | 130 | |
|
MF73-2R018 |
2.0 | 18 |
0.025 |
25 | 30 | 130 | |
|
MF73-1R518X |
1.5 | 18.5 |
0.023 |
25 | 30 | 130 | |
|
MF73-5R014 |
5.0 | 14 |
0.057 |
30 | 31 | 190 | |
|
MF73-4R715 |
4.7 | 15 |
0.055 |
30 | 31 | 190 | |
|
MF73-4R016 |
4.0 | 16 |
0.048 |
30 | 31 | 190 | |
|
MF73-3R017 |
3.0 | 17 |
0.035 |
30 | 31 | 190 | |
|
MF73-2R518 |
2.5 | 18 |
0.030 |
30 | 31 | 190 | |
|
MF73-2R023 |
2.0 | 23 |
0.022 |
30 | 31 | 190 | |
|
MF73-1R525 |
1.5 | 25 |
0.020 |
30 | 31 | 190 | |
|
MF73-1R326 |
1.3 | 26 |
0.018 |
30 | 31 | 190 | |
|
MF73-1R030 |
1.0 | 30 |
0.016 |
30 | 31 | 190 | |
| MF73-20R010 | 20 | 10 | 0.18 | 32 | 45.4 | 194 | |
| MF73-15R012 | 15 | 12 | 0.072 | 32 | 75.4 | 199 | |
| MF73-10R015 | 10 | 15 | 0.058 | 32 | 63.7 | 194 | |
| MF73-7R015 | 7.0 | 15 | 0.042 | 32 | 63.7 | 194 | |
|
MF73-5R020 |
5.0 | 20 |
0.035 |
32 | 55.4 | 194 | |
|
MF73-4R023 |
4.0 | 23 |
0.020 |
32 | 65.4 | 208 | |
| MF73-2R025 | 2.0 | 25 | 0.024 | 32 | 65.4 | 208 | |
|
MF73-1R036 |
1.0 | 36 |
0.010 |
32 | 72.0 | 285 | |
| MF73-0R540 | 0.5 | 40 | 0.007 | 32 | 79.8 | 194 | |
| MF72-10R018 | 10 | 18 | 0.050 | 35 | / | / | |
| MF73-5R025 | 5.0 | 25 | 0.030 | 35 | / | / | |
| MF73-3R030 | 3.0 | 30 | 0.020 | 35 | / | / | |
| MF73-2R035 | 2.0 | 35 | 0.020 | 35 | / | / | |
| MF73-1R040 | 1.0 | 40 | 0.012 | 35 | / | / | |
| MF73-0R550 | 0.5 | 50 | 0.008 | 35 | / | / | |
注：若非特别指出,R25的允许偏差为±20%。