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30 GHz High speed fi.. --------

30 GHz High speed fiber coupled photodetector

The 30 GHz photodetector converts optical signals into electrical ones. Ideal for communication systems, it operates at 1550 nm with a sensitivity of 0.6 to 0.9 A/W. Tuned for 850 nm to 1650 nm, it meets fiber-optic needs. With low dark current, it enhances signal integrity and ensures precise detection for high-speed data transmission.

Specifications Table

Parameter Units
Flat Frequency Response 60 kHz to 30 GHz (AC coupled)
DC to 30 GHz (DC coupled)
Wavelength Range 850 nm – 1650 nm
Responsivity 0.6 to 0.9 A/W (typically at 1550 nm)
Data Rate Up to 20 Gb/s
Sensitivity High sensitivity for optical-to-electrical signal conversion
Linearity Highly linear up to 30 mW+ input power
Current Handling Up to 35 mA
Flat Frequency Response ± 1 dB
Dark Current Low dark current (in nanoamperes)
Return Loss Minimal return loss for precise signal detection
Temperature Range Standard: -10 °C to +60 °C
Gain Very high gain
Design Compact, fiber-coupled for easy integration

Key Features:

  • Bandwidth 60 KHz to 30 GHz, AC coupled.
  • DC to 30 GHz, DC coupled.
  • Highly linear to 30 mW+ input power.
  • Operating Temperature from -10 °C to +60 °C (TQ Version: -45 °C to +75 °C).
  • High current handling up to 35 mA.
  • Flat frequency response, ± 1 dB.
  • Useful spectral range 850 nm – 1650 nm.
  • Very high gain.

Applications:

  • 30 GHz Analog RF over Fiber
  • Optically amplified photonics link
  • Data rate up to 20 Gb/s
  • Coherent lightwave systems
  • Front-End O/E converter for test instrument
1.25 Gbps Photodete... --------

1.25 Gbps Photodetector

The 1.25Gbps InGaAs photodetector is a high-speed device for free-space optical systems, detecting signals in the 1100 - 1650 nm range. It enables direct line-of-sight connections without cables, ensuring optimal performance in challenging conditions.

Specifications Table

Parameter Min Typ Max Units
Input Optical Power --- --- 3 dBm
Operating Voltage 3.3 --- 5 V
Supply Current --- 25 50 mA
Storage Temperature -30 --- +120
Operating Temperature -30 --- +80
Operating Wavelength 1100 --- 1650 nm
Responsivity 1800 2500 --- V/W
Transimpedance --- --- --- Ω
Low Frequency Cutoff --- 45 --- kHz
Differential Output Voltage 180 250 420 mVp-p
Active Area Diameter --- 75 --- μm

Key Features:

  • InGaAs Photodetector with transimpedance amplifier
  • High bandwidth range
  • +3.3 to +5V power supply
  • Spectral range 1100-1650 nm
  • Differential and single-ended output
  • Free space as well as fiber-coupled (as per user requirement)

Applications:

  • High-speed optical communications
  • Optical wireless network
  • Free space optical communication (FSOC)
  • Laser ranging and LiDAR Systems
  • Fiber optic communication
  • Medical imaging
0.5 Gbps Laser Source... --------

0.5 Gbps Laser Source

A 0.5 Gbps laser diode at 1550 nm is designed for high-speed optical communication, including Free Space Optical Communication (FSOC) and fiber systems. It efficiently transmits data at 0.5 Gbps, ideal for telecommunications. Its high output power ensures strong signal transmission over short to medium distances, utilizing the low attenuation of the 1550 nm wavelength. These diodes are vital in FSOC setups, allowing data transmission through open space and in fiber configurations, providing reliable high-speed links in various settings.

Specifications Table

Parameter Values Units
Storage temperature -40°C + 85
Operating temperature -20°C + 45
Reverse Voltage 2 V
Lead Soldering Temperature 260
Center Wavelength@25°C 1550 ±10 nm
Output Power 20 mW
Spectral Width (FWHM) < 3 nm
Threshold Current (Typical) 10 mA
Operating Current (Typical) 90 mA
Operating Voltage 1.4 V
Monitor Current 50 - 500 uA

Key Features:

  • Single Mode Beam
  • DFB LD
  • With Non-spherical lens (options to have flat or spherical lens)
  • Built-in PD
  • Typical operating current is 90 mA
  • Typical operating voltage is 1.4V

Applications:

  • Optical Fiber Communication
  • Free-space Optical Communication
  • Medical Imaging and Diagnostics
  • Aerospace and Defense