Found in a Motorola documentation from the 70s, this circuit makes use of transistors of the time. Modern equivalents can be used. The diode also supports an equivalent.
This small regulated power supply was found in a 1963 General Electric documentation. The special...
The battery charger suggested in the figure has its current limited by resistor R1. This component may...
January 2017 - Texas Instruments' new TPS7A19 Low Voltage Dropout (LDO) linear regulators are now...