Universal three phase controllers for power converters

Universal, voltage variable, safety enhanced electric connector

Unregulated DC-DC converter having synchronous rectification...

Unregulated electrical converter

Unregulated isolated DC/DC converter with ripple control

Unregulated isolated DC/DC converter with ripple control

Unregulated voltage converter with independent switching

Up-and-down chopper circuit

UPS apparatus with control protocols

UPS chassis design having an internal support structure

UPS with current waveshape circuit

Use of an inductor within a full bridge d.c.-d.c. power converte

Using output drop detection pulses to achieve fast transient...

Using output drop detection pulses to achieve fast transient...

Utility current feedback filter with pulse-width modulated power

Utilizing charge stored in a snubber capacitator in a...