
O Band Single Channel MEMS Variable Optical Attenuator (1290–1330nm)
P/N: FIR-OB-SC-MEMS-VOA|SKU: 10053
Unit Price
MOQ: 1 pcs
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O Band Single Channel MEMS Variable Optical Attenuator (1290–1330nm)
The O Band Single Channel MEMS Variable Optical Attenuator (VOA) is designed for precise optical power control in the 1290–1330nm wavelength range. Based on MEMS (Micro-Electro-Mechanical Systems) technology, this attenuator provides continuous and highly stable attenuation with low insertion loss and fast response time.
Featuring a compact inline package and compatible with SMF-28e fiber, this VOA supports both Bright and Dark attenuation modes, making it suitable for a wide range of optical communication and testing applications. With a maximum optical power handling of up to 500 mW and excellent return loss performance, it ensures reliable operation in both laboratory and field environments.
Specifications
Parameter | Unit | Value |
|---|---|---|
Operating Wavelength Range | nm | O Band (1290-1330nm) |
Attenuation Type | - | Bright or Dark |
Attenuation Range | dB | ≥15/20/30/40 |
Attenuation Resolution | - | Continuous |
Insertion Loss (Max.) | dB | 0.7 |
Return Loss (Min.) | dB | 45 |
Response Time (10-90%optical power) | ms | ≤2 |
Driving Voltage | V | 0-6.5 or 0-15 |
Driving Power | mW | ≤2 |
Polarization Dependent Loss | dB | ≤0.1@0dB Attn., ≤0.5@20dB Attn. |
Wavelength Dependent Loss | dB | ≤0.3@0dB Attn. over 20nm span, ≤1.5@<20dB Attn. over 20nm span |
Max Optical Power (CW) | mW | 500 |
Fiber Type | - | SMF-28e |
Package Dimensions | mm | Φ5.6 x L17 |
Operating Temperature | °C | 0 to +70 |
Storage Temperature | °C | -40 to +85 |
Notes: Tested at 25 °C. Data exclude connectors.
Dimensions

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