Dual stage AC to DC switching power supply with high voltage, lo

Dual transformer device for power converters

Dual voltage automotive electrical system with sub-resonant DC-D

Dual voltage converter circuit

Dual voltage electrical distribution system

Dual voltage power supply having equally split voltage levels

Dual-channel power system with an eight-pin PWM control chip

Dual-inductor buck switching converter

Dual-input, automatic-switching power supply

Dual-mode AC/DC electrical receptacle

Dual-mode controlled pulse width modulator

Dual-mode converter with linear and comparative feedback modes

Dual-mode inverter power supply

Dual-mode power converter

Dual-mode switching DC-to-DC converter

Dual-output DC-DC power supply

Dual-output DC-DC power supply

Dual-transformer type of DC-to-DC converter

Dual/multiple voltage level input switching power supply

Ducted air-cooled secondary of automobile battery charging trans