超低ノイズ電流アンプ LCAシリーズ
Ultra Low Noise Current Amplifier Series LCA
- Input Noise down to 180 aA/√Hz
- Bandwidth up to 400 kHz
- Gain up to 1013 V/A
- Flat Frequency Response
- EMI-Shielded Case
- Photodetection with PMTs and Photodiodes
- Spectroscopy
- Scanning Tunneling Microscopy
- Ionization Detectors
- Pyro- and Piezoelectric Detectors
| Model | 3-dB Bandwidth (DC ...) |
Noise Current [/√Hz] |
Transimpedance (Gain) |
Rise/Fall Time | Download Datasheet |
| LCA-2-10T | 2 Hz | 0.18 fA | 1012 and 1013 V/A | 200 ms |  80KB |
| LCA-30-1T | 30 Hz | 0.5 fA | 1 x 1012 V/A | 12 ms | 261KB |
| LCA-30-200G | 30 Hz | 0.5 fA | 2 x 1011 V/A | 12 ms | 261KB |
| LCA-200-100G | 200 Hz | 1.5 fA | 1 x 1011 V/A | 2 ms | 261KB |
| LCA-200-10G | 200 Hz | 1.5 fA | 1 x 1010 V/A | 2 ms | 261KB |
| LCA-1K-5G | 1 kHz | 3 fA | 5 x 109 V/A | 400 µs | 125KB |
| LCA-2K-2G | 2 kHz | 4.5 fA | 2 x 109 V/A | 200 µs | 125KB |
| LCA-4K-1G | 4 kHz | 6.5 fA | 1 x 109 V/A | 100 µs | 261KB |
| LCA-10K-500M | 10 kHz | 10 fA | 5 x 108 V/A | 40 µs | 261KB |
| LCA-20K-200M | 20 kHz | 14 fA | 2 x 108 V/A | 20 µs | 261KB |
| LCA-40K-100M | 40 kHz | 19 fA | 1 x 108 V/A | 10 µs | 261KB |
| LCA-100K-50M | 100 kHz | 30 fA | 5 x 107 V/A | 4 µs | 261KB |
| LCA-200K-20M | 200 kHz | 40 fA | 2 x 107 V/A | 2 µs | 261KB |
| LCA-400K-10M | 400 kHz | 65 fA | 1 x 107 V/A | 1 µs | 261KB |
| NOTE: Bandwidth and frequency response are absolutely independent of Detector Capacitance. Guaranteed and 100 % tested up to 10 nF for each amplifier (up to 1 nF for LCA-400K-10M). | |||||
| Output voltage ± 10 V @ >10 kΩ load. Offset adjustable by trimpot. AC coupling optionally available as customized version. Output short-circuit protected. Power supply via 3-pin LEMO socket. A mating connector is provided with the device. Optional power supply PS-15 available. For further information please view the datasheet or contact FEMTO. | |||||
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