贴片功率电感器 CER7027B
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
- 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) | 额定直流电流 (A) | 额定温度上升电流 (A) | |
|---|---|---|---|---|---|
| Max | Typical | ||||
| CER7027B-1R1N | 1.1 ± 30% | 0.011 | 0.008 | 5.3 | 4.6 |
| CER7027B-1R5N | 1.5 ± 30% | 0.014 | 0.011 | 4.5 | 4 |
| CER7027B-2R2N | 2.2 ± 30% | 0.019 | 0.014 | 3.8 | 3.5 |
| CER7027B-2R7N | 2.7 ± 30% | 0.022 | 0.017 | 3.4 | 3.3 |
| CER7027B-3R3N | 3.3 ± 30% | 0.028 | 0.022 | 3.05 | 2.8 |
| CER7027B-3R9N | 3.9 ± 30% | 0.035 | 0.027 | 2.8 | 2.6 |
| CER7027B-4R7N | 4.7 ± 30% | 0.038 | 0.03 | 2.55 | 2.45 |
| CER7027B-5R6N | 5.6 ± 30% | 0.048 | 0.037 | 2.35 | 2.25 |
| CER7027B-6R2N | 6.2 ± 30% | 0.052 | 0.04 | 2.2 | 2.05 |
| CER7027B-7R5N | 7.5 ± 30% | 0.059 | 0.046 | 2 | 1.9 |
| CER7027B-9R1N | 9.1 ± 30% | 0.064 | 0.05 | 1.85 | 1.8 |
| CER7027B-100M | 10 ± 20% | 0.078 | 0.06 | 1.7 | 1.7 |
| CER7027B-120M | 12 ± 20% | 0.097 | 0.074 | 1.6 | 1.5 |
| CER7027B-150M | 15 ± 20% | 0.12 | 0.09 | 1.4 | 1.35 |
| CER7027B-180M | 18 ± 20% | 0.14 | 0.11 | 1.25 | 1.2 |
| CER7027B-220M | 22 ± 20% | 0.17 | 0.13 | 1.15 | 1.1 |
| CER7027B-270M | 27 ± 20% | 0.21 | 0.16 | 1.05 | 1 |
| CER7027B-330M | 33 ± 20% | 0.26 | 0.2 | 0.95 | 0.9 |
| CER7027B-390M | 39 ± 20% | 0.3 | 0.23 | 0.85 | 0.85 |
| CER7027B-470M | 47 ± 20% | 0.36 | 0.28 | 0.8 | 0.75 |
| CER7027B-560M | 56 ± 20% | 0.44 | 0.34 | 0.7 | 0.65 |
| CER7027B-680M | 68 ± 20% | 0.5 | 0.39 | 0.65 | 0.63 |
| CER7027B-820M | 82 ± 20% | 0.61 | 0.47 | 0.6 | 0.58 |
| CER7027B-101M | 100 ± 20% | 0.76 | 0.59 | 0.55 | 0.5 |
| CER7027B-121M | 120 ± 20% | 0.95 | 0.73 | 0.48 | 0.45 |
| CER7027B-151M | 150 ± 20% | 1.1 | 0.85 | 0.44 | 0.4 |
| CER7027B-181M | 180 ± 20% | 1.4 | 1.08 | 0.4 | 0.35 |
| CER7027B-221M | 220 ± 20% | 1.6 | 1.23 | 0.37 | 0.33 |
| CER7027B-271M | 270 ± 20% | 2 | 1.54 | 0.33 | 0.29 |
| CER7027B-331M | 330 ± 20% | 2.31 | 1.78 | 0.3 | 0.27 |
| CER7027B-391M | 390 ± 20% | 2.99 | 2.3 | 0.27 | 0.25 |
| CER7027B-471M | 470 ± 20% | 3.37 | 2.6 | 0.25 | 0.22 |
| CER7027B-561M | 560 ± 20% | 4.36 | 3.35 | 0.23 | 0.2 |
| CER7027B-681M | 680 ± 20% | 4.97 | 3.82 | 0.2 | 0.18 |
| CER7027B-821M | 820 ± 20% | 6.58 | 5.06 | 0.18 | 0.17 |
| CER7027B-102M | 1000 ± 20% | 7.53 | 5.79 | 0.16 | 0.15 |
- 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
