贴片功率电感器 CER8042B
特长
- 成本有竞争力的廉价版
- 闭磁路形式的贴片功率电感
- 最适合作为电源的扼流线圈用
- 大电流，低电阻的结构
- 工作温度范围：-40℃～+125℃（包含自身发热）
用途
- 音频＆映像 电视&显示器, 迷你音响，AV功放，业务用攻放, 照相机, 录音机
- 车载 LED前灯
- 电脑 个人电脑, 打印机, 投影仪
- 家电 LED照明
- 其他 各种电源, 工业机器, 医疗机器.美容机器, 能源, 无线通讯机
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) | ||
|---|---|---|---|---|---|---|
| Typical | Spec | Typical | Spec | |||
| CER8042B-1R1N | 1.1 ± 30% | 0.006 | 13.2 | 10.2 | 8 | 6.05 |
| CER8042B-1R6N | 1.6 ± 30% | 0.007 | 10.8 | 8.5 | 7.15 | 5.35 |
| CER8042B-2R2N | 2.2 ± 30% | 0.01 | 8.9 | 7 | 6.15 | 4.6 |
| CER8042B-3R0N | 3 ± 30% | 0.012 | 8 | 6.2 | 5.5 | 4.15 |
| CER8042B-3R9N | 3.9 ± 30% | 0.016 | 7.15 | 5.3 | 4.65 | 3.5 |
| CER8042B-4R7N | 4.7 ± 30% | 0.02 | 6.35 | 4.8 | 4.2 | 3.15 |
| CER8042B-6R2N | 6.2 ± 30% | 0.024 | 5.8 | 4.4 | 3.85 | 2.85 |
| CER8042B-6R8N | 6.8 ± 30% | 0.029 | 5.2 | 4 | 3.5 | 2.6 |
| CER8042B-8R2N | 8.2 ± 30% | 0.037 | 4.65 | 3.8 | 3.1 | 2.3 |
| CER8042B-100M | 10 ± 20% | 0.039 | 4.5 | 3.5 | 2.95 | 2.2 |
| CER8042B-120M | 12 ± 20% | 0.049 | 4.15 | 3.2 | 2.7 | 2 |
| CER8042B-150M | 15 ± 20% | 0.062 | 3.65 | 2.8 | 2.35 | 1.75 |
| CER8042B-180M | 18 ± 20% | 0.072 | 3.15 | 2.55 | 2.2 | 1.6 |
| CER8042B-220M | 22 ± 20% | 0.085 | 2.95 | 2.3 | 2.05 | 1.5 |
| CER8042B-270M | 27 ± 20% | 0.1 | 2.75 | 2 | 1.85 | 1.35 |
| CER8042B-330M | 33 ± 20% | 0.12 | 2.45 | 1.85 | 1.7 | 1.25 |
| CER8042B-390M | 39 ± 20% | 0.15 | 2.2 | 1.7 | 1.55 | 1.1 |
| CER8042B-470M | 47 ± 20% | 0.17 | 2 | 1.5 | 1.45 | 1.05 |
| CER8042B-560M | 56 ± 20% | 0.21 | 1.9 | 1.4 | 1.3 | 0.94 |
| CER8042B-680M | 68 ± 20% | 0.24 | 1.7 | 1.3 | 1.2 | 0.87 |
| CER8042B-820M | 82 ± 20% | 0.3 | 1.55 | 1.15 | 1.05 | 0.78 |
| CER8042B-101M | 100 ± 20% | 0.36 | 1.4 | 1.1 | 1 | 0.71 |
| CER8042B-121M | 120 ± 20% | 0.45 | 1.25 | 1 | 0.89 | 0.64 |
| CER8042B-151M | 150 ± 20% | 0.54 | 1.1 | 0.9 | 0.81 | 0.58 |
| CER8042B-181M | 180 ± 20% | 0.69 | 1 | 0.8 | 0.72 | 0.51 |
| CER8042B-221M | 220 ± 20% | 0.77 | 0.95 | 0.7 | 0.68 | 0.48 |
| CER8042B-271M | 270 ± 20% | 0.96 | 0.86 | 0.65 | 0.61 | 0.43 |
| CER8042B-331M | 330 ± 20% | 1.2 | 0.75 | 0.6 | 0.55 | 0.38 |
| CER8042B-391M | 390 ± 20% | 1.54 | 0.72 | 0.55 | 0.48 | 0.34 |
| CER8042B-471M | 470 ± 20% | 1.7 | 0.66 | 0.5 | 0.46 | 0.32 |
| CER8042B-561M | 560 ± 20% | 2.16 | 0.6 | 0.47 | 0.41 | 0.28 |
| CER8042B-681M | 680 ± 20% | 2.39 | 0.55 | 0.43 | 0.39 | 0.27 |
| CER8042B-821M | 820 ± 20% | 3.05 | 0.49 | 0.39 | 0.34 | 0.24 |
| CER8042B-102M | 1000 ± 20% | 3.49 | 0.45 | 0.35 | 0.32 | 0.22 |
- 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%以内的电流值
- 温度上升容许电流:磁芯表面温度上升至40℃以下的电流值
电流特性图
直流饱和特性
温度上升特性
