This Circuit can compare the Light level in an area. It uses a PN Photodiode as the light sensor and IC CA3140 as voltage comparator. The circuit is ideal as the front end of burglar alarm circuits.

Follow these seven steps to successfully select a photodiode sensor and design an analog front end for a range of applications such as optical communications and light-based measurements.

Rosemont, Ill. TT electronics OPTEK Technology's OPB780 reflective color sensor assembly combines 64 photodiodes to provide a programmable color output frequency. The sensor assembly gives design ...

According to Worldwide Market Reports, the global photodiode sensor market is projected to exhibit a CAGR of 7.51% over the forecast period (2019-2027 ...

Hamamatsu Photonics introduces a new Photonic Integrated Circuit (Photo IC), P13567-02CT, with applications as an optical moisture detector. This sensor integrates an InGaAs PIN photodiode and a LED ...

On the other hand, pinned-surface and double-junction type photodiodes are used now in super high-performance image sensor applications.