高信赖性贴片功率电感器 CER1257C
特长
- 车载上高信赖性使用
- 开磁路结构的贴片功率电感
- 最适合作为电源的扼流线圈用
- 符合AEC-Q200
- 工作温度范围：-40℃～+150℃（包含自身发热）
用途
- 车载 汽车音响, 汽车导航, ECU, LED前灯
- 其他 各种电源, 工业机器, 医疗机器.美容机器, 能源
电气特性
| 型号 | 电感值(µH) | 直流电阻(Ω) ±30% | 额定直流电流 (A) | 额定温度上升电流 (A) |
|---|---|---|---|---|
| CER1257C-2R2N | 2.2 ± 30% | 0.006 | 17.1 | 9.9 |
| CER1257C-3R3N | 3.3 ± 30% | 0.008 | 13.1 | 8.95 |
| CER1257C-4R3N | 4.3 ± 30% | 0.009 | 11.7 | 8.15 |
| CER1257C-5R6N | 5.6 ± 30% | 0.011 | 10.5 | 7.5 |
| CER1257C-7R5N | 7.5 ± 30% | 0.012 | 8.85 | 7 |
| CER1257C-100M | 10 ± 20% | 0.017 | 8.1 | 5.8 |
| CER1257C-120M | 12 ± 20% | 0.022 | 7.25 | 5.15 |
| CER1257C-150M | 15 ± 20% | 0.026 | 6.25 | 4.6 |
| CER1257C-180M | 18 ± 20% | 0.029 | 5.7 | 4.4 |
| CER1257C-220M | 22 ± 20% | 0.033 | 5.5 | 4.1 |
| CER1257C-270M | 27 ± 20% | 0.043 | 4.75 | 3.55 |
| CER1257C-330M | 33 ± 20% | 0.053 | 4 | 3.15 |
| CER1257C-390M | 39 ± 20% | 0.056 | 3.75 | 3.05 |
| CER1257C-470M | 47 ± 20% | 0.069 | 3.45 | 2.75 |
| CER1257C-560M | 56 ± 20% | 0.081 | 3.2 | 2.5 |
| CER1257C-680M | 68 ± 20% | 0.096 | 2.9 | 2.3 |
| CER1257C-820M | 82 ± 20% | 0.13 | 2.6 | 1.95 |
| CER1257C-101M | 100 ± 20% | 0.14 | 2.35 | 1.85 |
| CER1257C-121M | 120 ± 20% | 0.18 | 2.15 | 1.65 |
| CER1257C-151M | 150 ± 20% | 0.23 | 1.9 | 1.45 |
| CER1257C-181M | 180 ± 20% | 0.26 | 1.75 | 1.3 |
| CER1257C-221M | 220 ± 20% | 0.32 | 1.55 | 1.2 |
| CER1257C-271M | 270 ± 20% | 0.38 | 1.4 | 1.1 |
| CER1257C-331M | 330 ± 20% | 0.47 | 1.25 | 0.99 |
| CER1257C-391M | 390 ± 20% | 0.54 | 1.15 | 0.92 |
| CER1257C-471M | 470 ± 20% | 0.66 | 1.05 | 0.83 |
| CER1257C-561M | 560 ± 20% | 0.79 | 1 | 0.75 |
| CER1257C-681M | 680 ± 20% | 0.95 | 0.9 | 0.68 |
| CER1257C-821M | 820 ± 20% | 1.15 | 0.79 | 0.61 |
| CER1257C-102M | 1000 ± 20% | 1.42 | 0.73 | 0.55 |
- 电感量测试条件:100kHz,1V
- 直流饱和容许电流:电感值下降至初始值的30%的电流值
- 温度上升容许电流:磁芯表面温度上升至40℃的电流值
电流特性图
直流饱和特性
温度上升特性
