EDN

40 V LED Driver with Internal Switch

The ZLED7000 is a 40-V LED Driver with internal switch featuring 95% efficiency capability. It operates in continuous mode and features built-in thermal shutdown and open circuit protection.The ...
Electronic Design

Low-EMI LED Driver Features Integrated Switches, Internal PWM Dimming

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 ...
Electronic Design

Dimming Techniques for Switched-Mode LED Drivers

Find a downloadable version of this story in pdf format at the end of the story. EXPONENTIAL GROWTH of LED lighting has ushered in a vast selection of integrated circuit devices to provide controlled ...
Semiconductor Engineering

Understand MOSFET Switch Behavior Via An LED Driver Simulation

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 ...
Electrical Construction & Maintenance

Introducing the LED Driver

Light emitting diodes (LEDs) are low-voltage light sources that require a constant DC voltage or current to operate optimally. Because they operate on a low-voltage DC power supply, they easily adapt ...
EDN

60 V LED Driver with Internal Switch

Linear Technology launched the LT3952, a current mode step-up DC/DC converter with an internal 60V, 4A DMOS power switch. It is specifically designed to drive high power LEDs in multiple ...