This switched power supply was found in a 70s documentation. The basic components are from that time. The circuit operates at 200 kHz and has a ripple below 200 mV.
This circuit was published in an English magazine from 1980. The magazine no longer exists, but...
This is the power source suggested in the old European publication for the CB19635E watch. The...
The EVAL-CN0397-ARDZ evaluation board from Analog Devices is compatible with Arduino shields to...