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DBY011550M
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1310/1550 nm MIOC for Closed-Loop Fiber Optic Gyroscopes

Multifunction Integrated Optical Chip (MIOC) · DBY011550M

Lithium niobate (LiNbO₃) multifunction integrated optical chip combining polarizer, Y-junction splitter, and phase modulator on a single X-cut Y-propagation APE waveguide. Available in 1310 nm and 1550 nm variants with ≤3.0 dB insertion loss, ≥55 dB chip polarization extinction ratio, and 0–300 MHz modulation bandwidth for closed-loop FOG assemblies.

Operating Wavelength

1310±25 nm

Insertion Loss

≤3.0 dB

Maximum Optical Input Power

200 mW

Product Gallery

The lithium niobate multi-functional integrated optical chip (MIOC) is manufactured using micro-electronics technology. It integrates several functional units on a single chip, including a polarizer, splitter, combiner, and phase modulator.

Key Features

  • Low insertion loss
  • LiNbO₃ X-Cut Y-Prop
  • APE waveguide
  • High polarizing extinction ratio
  • Push-pull electrode
  • Excellent long-term stability

Applications

Fiber optic gyroscopes (FOG)Fiber optic current sensors (FOCS)Hydrophones

Technical Specifications

Optical Specification

Operating Wavelength
1310±25 nm
Insertion Loss
≤3.0 dB
Maximum Optical Input Power
200 mW
Split Ratio
48/52~52/48 undefined
Pigtail Polarization Crosstalk
≤-30 dB
Polarization Extinction Ratio-chip
≥55 dB
Optical Return Loss
≤-60 dB
Additional Intensity Modulating
≤0.1% undefined

Electrical Specification

Half Wave Voltage
≤3.5 V
Maximum Voltage on DC Input
±15 V
Electrode Type
Push-pull modulating undefined
Operating Frequency
0-300 MHz

Mechanical Specification

Electrical Connector
3 Pins undefined
Pigtail Type
PM or SM Fiber undefined
Pigtail Diameter
60/100, 80/165 or 125/250 μm

Environmental Specification

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

Optical Specification

Operating Wavelength
1550±25 nm
Insertion Loss
≤3.0 dB
Maximum Optical Input Power
200 mW
Split Ratio
48/52~52/48 undefined
Pigtail Polarization Crosstalk
≤-30 dB
Polarization Extinction Ratio-chip
≥55 dB
Optical Return Loss
≤-60 dB
Additional Intensity Modulating
≤0.1% undefined

Electrical Specification

Half Wave Voltage
≤3.8 V
Maximum Voltage on DC Input
±15 V
Electrode Type
Push-pull modulating undefined
Operating Frequency
0-300 MHz

Mechanical Specification

Electrical Connector
3 Pins undefined
Pigtail Type
PM or SM Fiber undefined
Pigtail Diameter
60/100, 80/165 or 125/250 μm

Environmental Specification

Operating Temperature
-55~+85 °C
Storage Temperature
-55~+85 °C
  1. [1]Optical parameters are specified within the stated wavelength band (±25 nm); test wavelength, fiber type, and pigtail configuration are documented in the delivered test report.
  2. [2]Half-wave voltage is characterized under push-pull modulation drive; measurement frequency and waveform conditions are confirmed per delivered configuration.

Package Information

Technical Drawings

DBY011310M Dimensions Drawing
Dimensions Drawingdimensions
DBY011310M Installation Drawing
Installation Drawinginstallation

Related Products

DBY021550M
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DBY021550M

Operating Wavelength

830±20 nm

Insertion Loss

≤3.5 dB

Maximum Optical Input Power

10 mW

Split Ratio

48/52~52/48

DBY031550H
FOG / MIOC

DBY031550H

Operating Wavelength

1550±25 nm

Insertion Loss

≤4.0 dB

Maximum Optical Input Power

200 mW

Split Ratio

48/52~52/48

DBY041550L
FOG / MIOC

DBY041550L

Operating Wavelength

1550±25 nm

Insertion Loss

≤3.0 dB

Maximum Optical Input Power

200 mW

Split Ratio

48/52~52/48

Technical Documentation

Detailed documentation is shared directly with qualified B2B buyers after inquiry, under mutual confidentiality. Customer, supplier, and program information is never published.

Include the model number and your application in the inquiry form — an engineer will respond with the relevant documents.

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Datasheet (PDF)

Full performance curves, pinout diagrams, and environmental testing results.

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