The laser power conversion diode is a high-performance photoelectric power conversion diode using GaAs. It converts monochromatic light in the wavelength range of 810 to 860 nm into power.
The GaAs laser power conversion diode is a high-performance optoelectronic power conversion diode. This optical power transmission can be conducted in free space or through optical fibers. The output voltage ranges from 3V to 8V, and the power conversion efficiency is over 60%. Applications include power supplies for various sensors requiring galvanic isolation, lightning protection, and electromagnetic interference resistance, as well as wireless charging for smartphones and other devices.
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basic information
The characteristics of the GaAs laser power conversion diode are as follows: 1. Mechanical Properties - Chip Size: 1.8 x 1.8 mm² (other sizes are also available) - Effective Area: Diameter 1.5 mm - Thickness: 450 µm ± 20 µm - Substrate: GaAs - AR Coating: TiOx/AlOx - Operating Temperature Range: -40°C to +125°C - Storage Temperature Range: -40°C to +150°C 2. Electrical and Optical Properties (Example of LP3) - Conversion Efficiency: 62.5% - Open Circuit Voltage: 3.7V - Short Circuit Current: 190 mA - Maximum Power: 0.6W - Wavelength of Maximum Sensitivity: 860 nm - Sensitivity Wavelength Range: 780 to 880 nm - Maximum Illuminance: 200 W/cm² *The above values are for a wavelength of 810 nm, illuminance of 50 W/cm², and temperature of 25°C. In addition to the above, there are also options with different voltages, currents, and chip sizes. While the basic offering is in chip form, packaging (TO or FC/PC) is also available.
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Applications/Examples of results
Sensors and wireless power supply used in harsh environments.
Company information
The Advanced Technology Research Institute is an engineering company that supports space development and utilization, including rockets and artificial satellites, in Japan and around the world. We conduct a wide range of activities from the design and development of space systems, subsystems, and components for satellites and rockets, both small and large, to the sale of overseas space equipment. Additionally, we sell solar cells for space and ground use, and we design and develop solar cell panels for space as well as sell solar power generation modules and systems for ground use. For small satellites, including CubeSats, we provide system development from 1U to 12U, offer bus components, design and develop bus equipment, assemble satellites, and conduct integration and testing of satellites, including payloads. We also design, develop, and sell small electric propulsion systems for CubeSats and small satellites.