Advanced optoelectronic and electronics solutions.

Because the behavior of lateral-effect PSD photodiodes is not trivial, no general SPICE model was found to simulate either the PSD photodiode itself or PSD in a TIA circuit. The attempts to simulate PSDs’ behavior employed distributed network modeling and TCAD simulation software, but those attempts were very limited.

The photodiode used for optical detection of the atomic resonance in a passive rubidium frequency standard (RFS) is a critical component that can limit the radiation hardness of the standard at high neutron-fluence levels.

Basic considerations in the design of silicon photodiodes for desired performance characteristics will be discussed. Various parameters used to characterize photodiodes will be introduced.

Our objective here is to examine the suitability of silicon photodiodes as the transducer, and to discuss the calibration accuracy, reproducibility and stability that are likely to be achieved from a commercial company.

Avalanche Photodiodes (APDs) are semiconductor photodetectors designed to detect extremely low-intensity optical signals with fast response times resulting from the avalanche multiplication of carriers created via light absorption.

Mechanical-alignment applications of electro-optical instruments have expanded dramatically during the past three years in the construction, machinetool, aircraft and aerospace industries, increasing demands for new types of position-sensing detectors.

OSI Optoelectronics’ InGaAs series of IR sensitive detectors allow high sensitivity to weak signals.

OSI Optoelectronics' Photops™ photodiode amplifier hybrid series have an integrated package ensuring low noise output under a variety of operating conditions.

OSI Optoelectronics’ detector-filter combination series incorporates a filter with a photodiode to achieve a tailored spectral response.

OSI Optoelectronics’ QD7-0-SD and QD50-0-SD are quadrant photodiode arrays with associated circuitry to provide two difference signals and a sum signal.

OSI Optoelectronics’ FCI-H125G-10 are low-noise, high-bandwidth photodetectors plus transimpedance amplifiers for high-speed fiber optic data communications.

OSI Optoelectronics is one of the largest manufacturers of standard and custom photodiodes and optical sensors in the United States.