ROF Electro-optic modulator laser light source LDDR laser diode driver

Short Description:

The Laser diode driver(laser light source) is mainly used for semiconductor laser stable drive and drive adjustment, semiconductor laser product development or production process detection, sorting, aging test, performance evaluation, quality control and other links. It has the characteristics of stable output current, precise temperature control, comprehensive safety protection, simple and intuitive operation, low cost,etc.

Product Detail

Rofea Optoelectronics offer Optical and photonics Electro-optic modulators products

Product Tags


Output high stable driving current

Precise temperature control

Safe start and multiple protection

Easy to use values

Electro-optic modulator Electro-optical modulator Benchtop Optical Power Meter Dual Channel Extinction Ratio Tester Extinction Ratio Tester Laser Diode Driver Multichannel Optical Power Meter Optical Power Meter Optical Power Test Platform Optical test Polarization Extinction Ratio Single-Channel Extinction Ratio Tester Spectrometer  Extinction Ratio Meter

Application field

Semiconductor laser driver for laboratory

Automatic detection and data recording for large-scale production






1-16 channels option

LDDriver power Output current range 0-200mA/500mA/1000mA(option)
Temperature coefficient of output current ≤80ppm/℃
Output current time stability (1 hour) ≤100ppm
Output current time stability (24 hours) ≤400ppm


TECcurrent ±1.5A(max)
Temperature control coefficient ≤0.001℃/℃
Temperature control time stability (1 hour) ≤0.002℃
Temperature control time stability (24 hours) ≤0.006℃
currencyparameter Laser protection Slow start function, current limiting function, over temperature protection function, current surge suppression function, real-time detection and processing of abnormal conditions
supply voltage 200V~240V AC
Output interface DB-15 Socket
size(mm) 150x70x240(length x Height x depth)
working temperature 5~40℃
Working humidity R.H. 15~80%
Storage temperature -15~45℃

Ordering information


  laser diode driver 1---0-200mA



About Us

Rofea Optoelectronics offers a wide range of electro-optic products including modulators, photodetectors, lasers, amplifiers and more. Our products cover wavelengths from 780 nm to 2000 nm with electro-optical bandwidths up to 40 GHz. They are suitable for a variety of applications from analog RF links to high-speed communications. In addition, we also provide custom modulators, including 1*4 array phase modulators, ultra-low Vpi, and ultra-high extinction ratio modulators, which are popular with universities and research institutes. We pride ourselves on our quality service, high efficiency and wide range of specifications, making us a strong player in the industry.  In 2016, it was certified as a high-tech enterprise in Beijing and has a number of patent certificates. Our products have stable performance and are well received by users at home and abroad. At Rofea Optoelectronics, we are committed to providing excellent service and creating innovative products that meet our customers' needs. As we enter the era of vigorous development of optoelectronic technology, we look forward to cooperating with you to create brilliance together!

  • Previous:
  • Next:

  • Rofea Optoelectronics offers a product line of commercial Electro-optic modulators, Phase modulators, Intensity modulator, Photodetectors, Laser light sources, DFB lasers,Optical amplifiers, EDFA, SLD laser, QPSK modulation, Pulse laser, Light detector, Balanced photodetector, Laser driver, Fiber optic amplifier, Optical power meter, Broadband laser, Tunable laser, Optical detector, Laser diode driver, Fiber amplifier. We also provide many particular modulators for customization, such as 1*4 array phase modulators, ultra-low Vpi, and ultra-high extinction ratio modulators, primarily used in universities and institutes.
    Hope our products will be helpful to you and your research.

  • Related Products