(redirected from Photodiodes)
Also found in: Encyclopedia.
Related to Photodiodes: phototransistor, Laser diodes


A diode that exhibits sensitivity to light, either by varying its electrical resistance like a photoresistor or by generating a electric potential in the manner of a photoelectric cell.


(Electronics) a semiconductor diode, the conductivity of which is controlled by incident illumination


(ˈfoʊ toʊˌdaɪ oʊd)

a photosensitive semiconductor diode.
References in periodicals archive ?
para]]APIC's high linearity optical photodiodes provide the utmost in capability, performance and responsivity for next generation RFoF[[/para]]
1pW/Hz1/2 or better) with accessories (power chords, software, etc), Avalanche photodiodes Part No.
These photodiodes detect energy from extreme ultraviolet (UV) wavelengths of 1 nm to 1000 nm.
To achieve linearity optocoupler is needed to compensate for photodiodes nonlinearity and the photodiodes threshold voltage.
The need for a large solid-angle gammaray detector that can operate in a strong magnetic field and at low temperature has led us to consider scintillating crystals in conjunction with avalanche photodiodes.
a leading developer and manufacturer of large-area avalanche photodiodes said Friday it has received a five-year, $1.
Fast response times and high sensitivity are provided by the large active areas of the photodiodes.
During an expedition last year in the Alvin, researchers used photodiodes to measure th estrength of light coming from the geysers, both at their openins and 10 centimeters above the vents, where the water temperature cools to 40 [degrees] C.
NouRNBERG, Germany -- Excelitas Technologies, a global provider of innovative, customized optoelectronic solutions, will debut its newest high-performance surface-mount pyroelectric infrared detectors, thermopiles, avalanche photodiodes, and SMD Opto Assemblies at Sensor + Test 2012, which is taking place May 22-24 at the NurnbergExhibition Centre.
Tenders are invited for Electronics & Optical components and Equipments single-photon counting module, Avalanche photodiodes Part No.
Designed to resist radiation damage from high intensity UV lasers, the SXUVPS4 photodiodes are ideal for laser alignment applications.
Monitoring this radiation is a way of tracking the hole in the ozone layer, and photodiodes that measure UVC are also used as flame sensors and for communication in space.