Obtained in a 1969 Ferranti documentation, this circuit dissipates only 2.2 mW with 4.5 V. The circuit can be designed based on modern equivalent transistors.
This circuit, which has a power of a few tens of microwatts, is suggested by Maxim. The circuit has a...
July 2017 - Texas Instruments' new 3 A bq25601 single cell battery charger can be found on Mouser...
The purpose of this circuit is to monitor the output voltage of a power supply. The under and over...