In an embodiment, a semiconductor device is disclosed that includes a buffer circuit that is configured to selectively output a charge signal to an inductor-capacitor node of a power driver to charge the inductor-capacitor node to a predetermined voltage l...

Systems and methods for operating a wireless power transfer device are described. A circuit can generate a first signal that indicates a voltage at a node between a first high-side (HS) transistor and a first low-side (LS) transistor in a switching convert...

Structures, devices, and methods for wireless power transfer systems are described. A structure can include a plurality of strands arranged into a first coil layer and a second coil layer. The plurality of strands can be formed on a parallel path surroundi...

Systems and methods for operating a battery charger are described. A controller can operate a battery charger under a forward mode. Under the forward mode, a power supply is connected to the battery charger to provide power to a load and to charge a batter...

Systems and methods for wireless power transmission are described. A wireless power transmitter can include a coil, an analog front end (AFE) and a controller. The AFE can include a set of internal metal-oxide-semiconductor field-effect transistors (MOSFET...

A charging system for sequentially charging an energy storage element over a plurality of operational phases is provided. The charging system includes a charging circuit and a control circuit. The charging circuit is configured to charge the energy storage...