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 ...

Dimming LEDs is an important feature in many of today’s solid state lighting applications. While many implementations for dimming LEDs in the market today rely on PWM modulation of the LED driving ...

(with input from: Henry Nguyen, Senior Applications Engineer, Diodes Inc., Peter Chan, Application Manager, SP Technology and Fred Ebeling, Application Manager, Blue Ridge Lighting Solutions) It is ...

How a single LED driver can support buck, boost, and buck-boost topologies. Design details for each topology type. How such drivers work in automotive and machine-vision designs. The breadth of LED ...

GlacialPower of Taiwan has announced a 300W constant voltage led driver series that supports triac dimming. GlacialPower of Taiwan has announced a 300W constant voltage led driver series that supports ...

The LT3965 is an LED bypass switching device for dimming individual LEDs in a string using a common current source. It features eight individually controlled floating source 17V/330mO NMOS switches.

Frank Hertel’s project: three individually dimmable LED lights. (Frank is the master of recycling; the wooden mounting pedestals are the panels from a decommissioned ATI console!) Thanks for your ...