With only a few additional components, you can use a highly efficient step-down dc/dc converter to create a constant-current, multiple-channel LED driver. It is relatively easy to drive a ...

The LDS8720 is a matrix LED driver featuring high efficiency boost converter operating at an input voltage range from 2.7 to 5.5 V. It does not require an external Schottky diode, and offers ...

If you are looking to replace halogen bulbs with LEDs, combining a rectifier bridge and a current-controlled synchronous step-up/step-down converter creates a high power factor driver circuit, writes ...

This file type includes high resolution graphics and schematics when applicable. Light-emitting diodes (LEDs) are semiconductor devices that emit light when an electrical current passes through ...

Diodes has introduced a boost converter that can supply constant voltage or constant current to drive backlights, with a dimming ratio of 100:1. Called AL3353, it has an input voltage of 9V to 40V – ...

Phihong USA has developed a new external LED driver that is conveniently packaged as a low-cost, fixed-prong wall-plug adapter. Capable of producing up to 12W of output power, the PDA012A-S is ...

NEW DELHI: LED drivers are fluorescent lamps or transformers for low voltage bulbs. They provide the correct amount of power to LED bulbs to function without any problem. However, we have already ...

Automotive incandescent bulbs have largely given way to more efficient, reliable, stylish, and even safer light emitting diodes (LEDs). LEDs turn on in a fraction of the time and are especially useful ...