D-Q-TQG-DBY02

DBY021550M

A mini lithium niobate optical chip designed for compact systems, integrating essential components while ensuring high performance and reliability

The mini lithium niobate multi-functional integrated optical chip (MIOC) is designed to minimize the size of miniaturized systems while maintaining high performance and reliability. It integrates several functional units on a single chip, including a polarizer, splitter, combiner, and phase modulator.

Key Features

  • Miniaturized design for compact systems
  • Low insertion loss (≤3.5 dB)
  • High polarization extinction ratio (≥55 dB)
  • Multi-wavelength support (830/1310/1550 nm)
  • Push-pull electrode modulation
  • Excellent environmental stability

Applications

Fiber optic gyroscopes (FOG)Fiber optic current sensor(FOCS)Hydrophone

Specifications

Optical Specification

Operating Wavelength830±20nm
Insertion Loss≤3.5dB
Maximum Optical Input Power10mW
Split Ratio48/52~52/48
Pigtail Polarization Crosstalk≤-30dB
Polarization Extinction Ratio-chip≥55dB
Optical Return Loss≤-60dB
Additional Intensity Modulating≤0.1%

Electrical Specification

Half Wave Voltage≤3.0V
Maximum Voltage on DC Input±15V
Electrode TypePush-pull modulating
Operating FrequencyDC-300MHz
Electrical ConnectorGold pads or 3 Pins

Mechanical Specification

Pigtail TypePM or SM Fiber
Pigtail Diameter60/100, 80/165 or 125/250μm

Environmental Specification

Operating Temperature-55~+85°C
Storage Temperature-55~+85°C

Optical Specification

Operating Wavelength1310±25nm
Insertion Loss≤3.5dB
Maximum Optical Input Power200mW
Split Ratio48/52~52/48
Pigtail Polarization Crosstalk≤-30dB
Polarization Extinction Ratio-chip≥55dB
Optical Return Loss≤-60dB
Additional Intensity Modulating≤0.1%

Electrical Specification

Half Wave Voltage≤4.0V
Maximum Voltage on DC Input±15V
Electrode TypePush-pull modulating
Operating FrequencyDC-300MHz
Electrical ConnectorGold pads or 3 Pins

Mechanical Specification

Pigtail TypePM or SM Fiber
Pigtail Diameter60/100, 80/165 or 125/250μm

Environmental Specification

Operating Temperature-55~+85°C
Storage Temperature-55~+85°C

Optical Specification

Operating Wavelength1550±25nm
Insertion Loss≤3.5dB
Maximum Optical Input Power200mW
Split Ratio48/52~52/48
Pigtail Polarization Crosstalk≤-30dB
Polarization Extinction Ratio-chip≥55dB
Optical Return Loss≤-60dB
Additional Intensity Modulating≤0.1%

Electrical Specification

Half Wave Voltage≤4.0V
Maximum Voltage on DC Input±15V
Electrode TypePush-pull modulating
Operating FrequencyDC-300MHz
Electrical ConnectorGold pads or 3 Pins

Mechanical Specification

Pigtail TypePM or SM Fiber
Pigtail Diameter60/100, 80/165 or 125/250μm

Environmental Specification

Operating Temperature-55~+85°C
Storage Temperature-55~+85°C

Package Information

Technical Drawings

DBY020830M Dimensions Drawing
Dimensions Drawingdimensions
DBY020830M Installation Drawing
Installation Drawinginstallation

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