This product using the MEMS chip with a movable mirror on the silicon. The mirror attenuates the laser light power by coupling the input beam onto the output fiber. The applied voltage to the device controls the mirror tilt angle, thus the desired attenuation amount.
Features
- Low insertion loss
- Low polarization dependent loss
- Miniature design
- Low power consumption
- High shock & vibration immunity
- Telcordia 1209 & 1221 compliant
Applications
- Channel on/off switch
- Channel equalization
- Receiver protection
- Power equalization in OADM/ROADM
- Power equalization in VMUX
- EDFA GAIN-TILT control
| Parameter | Unit | Specification | |||
| Configuration | Bright | Dark | |||
| Wavelength Range | nm | C band 1525 - 1570 | L band 1570 - 1610 | ||
| Attenuation Range | dB | 25/40 | 25/40 | ||
| Repeatability | dB | 0.1 | 0.1 | ||
| Attenuation Slop | dB/V | 20 | 20 | ||
| Insertion Loss | dB | 1 | 1 | ||
| Return Loss | dB | 45 | 45 | ||
| Polarization Dependent Loss | 0dB | 0.2 | 0.2 | ||
| 0dB ~ 10dB | 0.4 | 0.4 | |||
| 10dB ~ 20dB | 0.8 | 0.8 | |||
| Flat-ness | Broad Application | band | 0dB | 0.2 | 0.2 |
| 0-10dB | 1.0 | 1.0 | |||
| 10-20dB | 2.0 | 2.0 | |||
| Narrow Application | 0dB | 0.25 | 0.25 | ||
| 0-10dB | 0.5 | 0.5 | |||
| 10-20dB | 0.5 | 0.5 | |||
| Wear-out | Cycle | 10 | 10 | ||
| Response Time | ms | 5 | 5 | ||
| Total Optical Power | mW | 500 | 500 | ||
| Dimension | mm | 16×Φ5.4 (L×D) | |||
| Fiber Type | Corning SMF-28(9/125μm) | ||||
| Fiber Marking | Input port: Red / Output port: Clear | ||||
| Operating Temperature | ℃ | -5~70 | |||
| Storage Temperature | ℃ | -40~85 | |||
| Power Consumption | mW | 10 | |||
| Attenuation Type | Wavelength Range | Attenuation Range | Drive Voltage | Ripple | Connector Type |
| B Bright | C 1525-1570nm | 25 25dB min | L 6.5V | N Narrow band | 1 FC/UPC |
| D Dark | L 1570-1610nm | 30 30dB min | H 15V | B Broad band | 2 FC/APC |
| S 850nm | 40 40dB min | X Customized | X Customized | 3 SC/APC | |
| H 1060 | X Customized | 4 LC/UPC | |||
| D 1310&1550nm | 5 None X Customized |
