Adjustable reference (CB21540E)

We found this circuit with 5.3V zener in a Philips publication from the 60s. The op amp could be a modern equivalent.

Zener replacing capacitor (CB6744E)
In the figure we have the way to use a zener instead of a filter capacitor. The zener can have the...
Microphone preamp (CB22149E)
We found this circuit in an English documentation from 1989. The integrated circuit used is not...
LM5165 Sync Buck Converter (COM024E)
June 2016 - Mouser Electronics already has in stock the new LM5165 from Texas Instruments that...