EDN

Constant-current wall warts streamline LED driver design for lamps, cabinet lights

Consider the lowly wall wart power adapter. It finds use in millions of electronics devices as a cost- and power-efficient ac-dc voltage-regulated power supply. In effect, designers of electronics ...
EDN

Driving LEDs with Constant Current Source

The LED driver automatically adjusts the output voltage to keep the output current constant and therefore the light output constant. This works with a single LED or with a chain of string of LEDs ...
Electronics Weekly

Constant-current LED driver has open LED detection

The A6278 from Allegro Microsystems is an 8-channel constant-current latched LED driver incorporating an open LED detection capability. It is a BiCMOS device which includes an 8-bit CMOS shift ...
Electropages

Constant current LED drivers are easy-to-use, reliable and cost-efficient

Nexperia has increased its constant current LED driver family with eight new AEC-Q101 qualified devices to drive low and medium-power LEDs up to 250mA. The 16V NCR32xx and 40V NCR42xx series are ...
Magazine

Innovations in Optics' high-power LED driver supplies constant drive current continuously up to 75A

Woburn, MA — Innovations in Optics, Inc. introduces the Model 5000A-100 LED driver/controller for powering its patented and patent-pending high power LED light engines. The 5000A-100 LED driver ...
Electronic Design

LED Driver’s Constant-Current Control Spawns Accuracy

The HV9961, an average-mode, constant-control LED driver IC designed to drive LEDs using a buck topology, is well-suited for a variety of solid-state lighting applications. The HV9961 provides current ...
The Engineer

Constant current LED driver can drive two strings of up to 10 LEDs at 50mA

Linear Technology has announced the LT3909, a high efficiency, constant current LED driver that can drive two strings of up to 10 LEDs at 50mA. To ensure constant brightness, each LED string contains ...