Optical sensor for PC (CB20548E)

This circuit was found in a PC documentation from 1996. It can be used as a shield with modern microcontrollers.

Proximity Sensor 1 (CB5036E)
This interesting circuit was obtained from a Poptronics of February 2001. The American magazine no...
Modulated Power Supply For LASER Pointer (CB1184E)
This circuit allows controlling a LASER pointer with an input logic signal. R has 10 ohm for 3 V...
TPS546C23 Synchronized Buck Converters (COM181E)
January 2017 - Texas Instruments is making available through Mouser Electronics the new Buck...