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켐옵틱스는 미래 핵심 산업에 필요한 반도체 미세공정용 전자재료와 광통신 네트워크 부품을 생산 공급하고 있으며,
반도체/광통신 기반기술의 연구개발 및 초기 생산기술 검증을 위한 파운드리 서비스 지원을 제공합니다.
Variable Optical Attenuator
ChemOptics multi-channel VOA is a compact variable optical attenuator
that provides low insertion loss, small footprint, and extremely high reliability.
Applications :
- Signal Power Management in Optical Network
- Dynamic Channel Equalization in Optical Add Drop Multiplexer (OADM)
- Active Gain Equalization in Wavelength Division Multiplex (WDM) system
Related industries field :
- Telecommunication Systems
- Data Center Network
- Quantum Communication
Development direction :
- 20/24 CH VOA available Now
- 40/48 CH VOA available in 2024
VMUX Application in ROADM
Product List
-
Multi-Channel VOA (VA40/VA48)
-
Multi-Channel VOA (VA20/VA24)
VOA
Multi-Channel VOA (VA40/VA48)
Specifications
(The specifications are applied over Tambient, of -5~70°C unless noted otherwise)
| Patamenters | Symbol | Values | Conditions | |||
|---|---|---|---|---|---|---|
| Min. | Typ. | Max. | Units | |||
| Optical characteristics | ||||||
| Number of Channel | - | 40/48 | - | - | ||
| Operating Wavelength | λop | 1529~1568 | nm | - | ||
| Insertion Loss | IL | - | 1.0 | 1.5 | dB | - |
| Dynamic Range | - | - | - | 25 | dB | |
| Polarization Dependent Loss | PDL | - | - | 0.6 | dB | at 10dB attenuation |
| - | - | 0.8 | at 15dB attenuation | |||
| Temperature Dependent Loss | TDL | - | - | 0.5 | dB | at 15dB attenuation |
| Wavelength Dependent Loss | WDL | - | - | 0.5 | dB | at 10dB attenuation |
| - | - | 1 | at 15dB attenuation | |||
| Optical Crosstalk | X-talk | 46 | - | - | dB | |
| Optical Return Loss | RL | 45 | - | - | dB | |
| Chromatic Dispersion | 1 | ps/nm | ||||
| Polarization Mode Dispersion | PMD | - | - | 0.1 | ps | |
| Reponse Time | tr | 5 | 10 | ms | 90% | |
| Attenuation Resolution | Continuous | |||||
| Electrical characteristics | ||||||
| Driving Voltage | Vop | 1 | 1.4 | V | at 20dB attenuation | |
| Power Consumption of heater | 25 | mW/ch | at 20dB attenuation | |||
| Power Consumption of TEC | 2 | W | ||||
| Setting Temperature | Tset | 60 | °C | |||
| TEC | Qmax | 4.84 | W | |||
| Imax | 2.3 | A | ||||
| Vmax | 3.89 | V | ||||
| △T | 70 | °C | ||||
| Thermistor Resistance | 10 | kΩ | ||||
| Mechanical characteristics | ||||||
| Fiber Type | SMF | |||||
| Dimensions | 74 x 28 x 8.5 mm3 | |||||
VOA
Multi-Channel VOA (VA20/VA24)
Features
- Compact size
- Low insertion loss
- Low power consumption
- High reliability(no moving part)
- Wide dynamic range
- Based on polymer planar lightwave circuit
- Optical integrated circuits
Applications
- Power equalization in WDM system
- Overload protection
- Channel ON/OFF switching
- Mux/Demux module
- OADM
Specifications
(The specifications are applied over Tambient, of -5 ~ 70℃ unless noted otherwise)
| Patamenters | Symbol | Values | Conditions | |||
|---|---|---|---|---|---|---|
| Min. | Typ. | Max. | Units | |||
| Optical characteristics | ||||||
| Number of Channel | - | 20/24 | - | - | ||
| Operating Wavelength | λφ | 1528~1570 | nm | - | ||
| Insertion Loss ¹ ⁾ | ΙL | - | 1.3 | 1.5 | dB | - |
| Dynamic Range | - | 25 | - | - | dB | |
| Polarization Dependent Loss | PDL | - | - | 0.4 | dB | at 10dB attenuation |
| - | - | 0.6 | at 10dB attenuation | |||
| Temperature Dependent Loss | TDL | - | - | 0.5 | dB | at 15dB attenuation |
| Wavelength Dependent Loss | WDL | - | - | 0.5 | dB | at 10dB attenuation |
| - | - | 1 | at 15dB attenuation | |||
| Optical Crosstalk | X-talk | 42 | - | - | dB | |
| Optical Return Loss | RL | 45 | - | - | dB | |
| Chromatic Dispersion | 1 | ps/nm | ||||
| Polarization Mode Dispersion | PMD | - | - | 0.1 | ps | |
| Reponse Time | tr | 5 | 10 | ms | 90% | |
| Repeatability | - | - | 0.2 | dB | ||
| Attenuation Resolution | Continuous | |||||
| Electrical characteristics | ||||||
| Driving Voltage | Vop | 1 | 1.4 | V | at 20dB attenuation | |
| Power Consumption of heater | 18 | mW/ch | at 20dB attenuation | |||
| Power Consumption of TEC | 2 | W | ||||
| Setting Temperature | Tset | 60 | °C | |||
| TEC | Qset | 3.4 | W | |||
| Iset | 2 | A | ||||
| Aset | 3.2 | V | ||||
| △T | 70 | °C | ||||
| Thermistor Resistance | 10 | kΩ | ||||
| Mechanical characteristics | ||||||
| Fiber Type | SMF | |||||
| Dimensions | 74x26x8.5 | |||||
*1) Excluding connectors