Vishay Intertechnology, Inc. now offers a new extended temperature “E” option for its TSSP77038 infrared (IR) sensor module in the Heimdall package. Designed for outdoor applications, the Vishay ...

As you might have noticed, the 38-KHz pulse generator is built around the evergreen timer chip NE555P (IC1). Here, the RC components (R5-C3-P1) set the astable frequency to drive the infrared light ...

Proximity sensors have been around on our phones for quite a while and apart from detecting the presence of a human ear, it also locks the screen when the phone’s in the pocket and enables gesture ...