This dimming controlled LED driver circuit is designed using LM3409 P-channel MosFET controller for step-down (buck) current regulators.The LM3409 devices use Constant Off-Time (COFT) control to ...

A modification of the current-control circuit in a low-voltage LED system allows use of a chopped supply voltage to modulate the LED intensity. The circuit prevents inrush current to the decoupling ...

KP1601X is a high efficiency Buck LED power switch designed for LED backlight. It adopts quasi-resonant control mode and integrates accurate zero-crossing detection of inductor current, which can work ...

The quest for energy efficiency has led manufacturers to investigate ways of dimming all kinds of lighting technologies, including those that usually can’t be dimmed. Consider, for example, ...

The LM3445 from National Semiconductor enables a full 100:1 range of offline, uniform, flicker-free dimming for high-brightness LEDs with a conventional TRIAC forward or reverse phase-control wall ...

A UK manufacturer has invented the world's first commercially available led driver that can control the led current from one millionth of an Amp to over 2.1 Amps in a single output stage. According to ...

FOSHAN, China--(BUSINESS WIRE)--Eaglerise announced "All in 1" LED driver, a new product. It provides a new approach to provide an efficient, versatile, and easy-to-integrate lighting power supply ...

LED driver designs can deliver flicker-free and fast startup dimming performance while still providing high power factor and efficiency, writes Rich Miron Dimming performance of LED lamps in legacy ...

KIRCHHEIM, Germany--(BUSINESS WIRE)--Dialog Semiconductor plc (FWB: DLG), a provider of highly integrated power management, audio, AC/DC and short-range wireless technologies, today debuted the iW7025 ...

Apple will use super-thin rigid PCB boards provided by Tripod Technology in its upcoming mini LED-backlit iPads and MacBooks, according to a new report by DigiTimes. Apple's mini LED backlight modules ...

Novosense Microelectronics announced a 24 channel automotive LED driver at PCIM in Nuremberg today. NSL21924 is a high-side driver, aimed at rear lights, exterior lights and general automotive ...