3

VOLTAGE-CONTROLLED OPTICAL ATTENUATORS

Specifications

Parameter

Specification

Optimized wavelength range

1525 to 1575 nm (L-band version available)

Attenuation range

>30 dB

Attenuation resolution

≤0.1 dB

≤0.6 dB

With input monitoring tap detector

≤1.2 dB

≤0.15 dB

Attenuation wavelength dependence

Flatness

Greater of 0.1 or 0.05 plus 1% of attenuation

≤0.6 dB

<0.2 dB

Polarization mode dispersion

≤0.10 ps

>50 dB

≤100 ms

Attenuation setting repeatability

≤0.1 dB

Attenuation setting backlash

≤0.2 dB

Fiber type

SMF-28 with 900 µm buffered jacket

Maximum optical power

50 mW

25 x 12 x 50 mm

Operating temperature

-5 to 70 °C

Storage temperature

-40 to 85 °C

1. Excluding connectors.

2. Tapless model.

3. Relative to 23 °C.

4. For attenuation up to 15 dB over the optimized wavelength range.

5. Considering 3 dB attenuation change.

6. Excluding strain relief and connector pins.