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简介
高频率成分的使用者经常面临包括多余的震荡、糟糕的地面屏蔽、非线性益增和由于放大器设计落后引起带宽减少的问题。FEMTO高频率放大器已经设计出能排除那些不想要的问题。没有增益峰值、震荡或者带宽大幅度减少。
规格参数
Model | 3-dB Bandwidth (DC ...) | Noise Current [/√Hz] | Transimpedance (Gain) | Rise/Fall Time | Max. Source Capacitance | View and Download Datasheet |
| HCA-1M-1M | 1 MHz | 270 fA | 1 x 106 V/A | 350 ns | 50 pF | 273 kB |
| HCA-1M-1M-C | 1 MHz | 3.5 pA | 1 x 106 V/A | 350 ns | 2 nF | 273 kB |
| HCA-2M-1M | 2 MHz | 340 fA | 1 x 106 V/A | 180 ns | 25 pF | 273 kB |
| HCA-2M-1M-C | 2 MHz | 3.5 pA | 1 x 106 V/A | 180 ns | 1 nF | 273 kB |
| HCA-4M-500K | 4 MHz | 490 fA | 5 x 105 V/A | 90 ns | 15 pF | 273 kB |
| HCA-4M-500K-C | 4 MHz | 3.5 pA | 5 x 105 V/A | 90 ns | 500 pF | 273 kB |
| HCA-10M-100K | 10 MHz | 1.1 pA | 1 x 105 V/A | 35 ns | 15 pF | 273 kB |
| HCA-10M-100K-C | 10 MHz | 3.5 pA | 1 x 105 V/A | 35 ns | 150 pF | 273 kB |
| HCA-20M-100K-C | 20 MHz | 3.5 pA | 1 x 105 V/A | 18 ns | 50 pF | 273 kB |
| HCA-40M-100K-C | 40 MHz | 3.7 pA | 1 x 105 V/A | 10 ns | 30 pF | 273 kB |
| HCA-100M-50K-C | 100 MHz | 3.9 pA | 5 x 104 V/A | 3.5 ns | 20 pF* | 241 kB |
| HCA-200M-20K-C | 200 MHz | 5.3 pA | 2 x 104 V/A | 1.9 ns | 8 pF* | 236 kB |
| HCA-400M-5K-C | 400 MHz | 20 pA | 5 x 103 V/A | 1 ns | 10 pF* | 257 kB |
*对于超快型号HCA-100M-50K-C、HCA-200M-20K-C和HCA-400M-5K-C，如果源电容达到上述zui大源电容值，带宽可能会减少25%。
特别是对于这些型号的短电缆的输入和低电容源的使用是非常重要的。数据表中你可以找到更多信息。
应用系统
