Single-phase power factor correction (PFC) circuits—a kind of front-end AC/DC converters—are ubiquitous in a variety of ...

Single-phase power factor correction (PFC) circuits—a kind of front-end AC/DC converters—are ubiquitous in a variety of consumer electronic devices, including laptop adapters, LED driver power ...

An IC with PFC, system control and a half-bridge driver for high-brightness, high power LEDs cuts costs for street lighting, stadium lighting and theatrical lighting. There is great sensitivity to ...

This design example report presents a 9.5 W TRIAC dimmable, high efficiency, power factor corrected, isolated LED driver employing LYTSwitch-3 LYT3315D. Its operating input voltage ranges from 90 VAC ...

Researchers have proposed a new way to control power factor correction circuits that could lead to sensorless power control.

The FL6632 is an integrated AC-DC PWM controller recommended for use in cost-effective LED lighting systems. The device features a linear frequency control that improves its efficiency and simplifies ...

TEXAS INSTRUMENTS Incorporated introduced a new single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC-dimmable solution regulates Find a downloadable version of this story in ...

• Electrical power sources supply two types of power to inductive loads: real power in kW and reactive power in VAR. • Power-factor correction circuits can be either an individual style or of the bank ...

Compact fluorescent lamps (CFLs) and some light-emitting diodes (LEDs) present a much greater non-linear load on the distribution system compared to incandescent lights. As the less energy-efficient ...