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1550 nm Low Half-Wave Voltage MIOC for Fiber Optic Gyroscopes

Multifunction Integrated Optical Chip (MIOC) · DBY041550L

1550 nm lithium niobate MIOC with ≤3.0 V half-wave voltage that eases modulator drive requirements in closed-loop FOG electronics. Integrates polarizer, splitter, and phase modulator with ≤3.0 dB insertion loss and ≥55 dB chip polarization extinction ratio; gold-pad interconnect for compact assemblies.

Optical SpecificationOperating Wavelength
1550±25 nm
Optical SpecificationInsertion Loss
≤3.0 dB
Electrical SpecificationHalf Wave Voltage
≤3.0 V
Read full specifications and measurement conditions ↓
1550 nm Low Half-Wave Voltage MIOC for Fiber Optic Gyroscopes
DBY041550LProduct reference

Confirm configuration, interfaces and documentation with your inquiry.

The 1550nm low half-wave voltage 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 drive voltage
  • Low insertion loss
  • LiNbO3 X-Cut Y-Prop
  • APE waveguide
  • High polarizing extinction ratio
  • Push-pull electrode
  • Excellent long-term stability
  • Small packaging and light weight

Applications

Fiber optic gyroscopes (FOG)Optical fiber sensing

Technical Specifications

Optical Specification

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

Electrical Specification

Half Wave Voltage
≤3.0 V
Maximum Voltage on DC Input
±15 V
Electrode Type
Push-pull modulating
Operating Frequency
DC-200 MHz

Mechanical Specification

Electrical Connector
Gold pads
Pigtail Type
PM or SM Fiber
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 1550±25 nm wavelength band; 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

DBY041550L Dimensions Drawing
Dimensions Drawingdimensions
DBY041550L Installation Drawing
Installation Drawinginstallation

Frequently Asked Questions

What is DBY041550L?+

1550 nm lithium niobate MIOC with ≤3.0 V half-wave voltage that eases modulator drive requirements in closed-loop FOG electronics. Integrates polarizer, splitter, and phase modulator with ≤3.0 dB insertion loss and ≥55 dB chip polarization extinction ratio; gold-pad interconnect for compact assemblies.

Which specifications are published for DBY041550L?+

Optical Specification — Operating Wavelength: 1550±25 nm; Optical Specification — Insertion Loss: ≤3.0 dB; Optical Specification — Maximum Optical Input Power: 200 mW. Measurement conditions: Optical parameters are specified within the 1550±25 nm wavelength band; test wavelength, fiber type, and pigtail configuration are documented in the delivered test report. Half-wave voltage is characterized under push-pull modulation drive; measurement frequency and waveform conditions are confirmed per delivered configuration. See the technical specifications for the complete parameter list.

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Supporting information

Documentation,
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Detailed documentation is shared directly with qualified B2B buyers after inquiry, under mutual confidentiality. Include the model and your application.

  • Datasheet (PDF)

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

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