Heat Detector (CB26056S)

This heat detector was found in the August 1998 issue of Electronics Now magazine. The circuit uses a common phototransistor as an infrared sensor.

Divide-by-5 Using the 4018 (NI005E)
One pulse in the output is produce at each 5 pulses applied to the input. The circuit uses CMOS...
Ceramic Phonocaptor Preamplifier (CB15817E)
This circuit uses only one transistor and has an excellent gain for the type of signal source...
N Channel MOSFETs TrenchFET Gen IV
August 2017 - The new N-channel MOSFETs from Vishay's TrenchFET Gen IV family can now be purchased from...