The document describes a power-factor corrected dimmable LED driver designed to drive an LED string of 18 V at a current of 0.38 A (both nominal) from an input voltage range of 90 VAC to 265 VAC. The LED driver utilizes the LNK403EG from Power Integrations.The design specifically eliminates electrolytic capacitors which limit operating life, especially when operated at high temperature.

This document is an engineering report describing a 0.5 W constant current LED driver power supply utilizing a LNK302P. This power supply is intended as a LED driver that can be used in emergence exit signs and neon light replacements.

This engineering report describes a power supply utilizing the LinkSwitch-TN device LNK306PN in a buck-converter topology.

This engineering report describes the design for a universal input, 22 V to 48 V, 180 mA LED driver. This power supply utilizes the LYT2004E device from the Power Integrations LYTSwitch-2 family.

The NCP3065 is a monolithic switching regulator designed to deliver constant current for powering high brightness LEDs. The device has a very low feedback voltage of 235 mV (nominal) which is used to regulate the average current of the LED string. In addition, the NCP3065 has a wide input voltage up to 40 V to allow it to operate from 12 Vac or 12 Vdc supplies commonly used for lighting applicati…

The MAX16814 evaluation kit (EV kit) demonstrates the MAX16814 high-brightness LED (HB LED) driver, integrating a step-up DC-DC pre-regulator followed by 4 channels of linear current sinks. The step-up pre-regulator switches at 350 kHz and operates as a current-mode controlled regulator capable of providing up to 600 mA for the linear circuits. Each of the 4 linear channels can operate up to 40 V…

The MAX16833 evaluation kit (EV kit) provides a proven design to evaluate the MAX16833 high-voltage HB LED driver with integrated high-side current sense. The EV kit is set up for boost and buck-boost configurations and operates from a 5V to 18V DC supply voltage. The EV kit is configured to deliver up to 1A to one string of LEDs. The total voltage of the string can vary from 3V to 36V. The anode…

Demonstration circuit DC2247A is a 36V 2A synchronous 2MHz boost LED driver featuring the LT®3922. It drives a single string of LEDs at 330mA up to 34V when VIN is between 7V and 28V.

Demonstration circuit 2339A is a high current synchronous step-down LED driver featuring the LT3744. The unique drive stage used on the LT3744 allows the anodes of three LEDs to be connected together for better heat sinking. This demonstration circuit 2339A is for customers to test the step-down configuration only.

The STEVAL-ILL064V1 is a product evaluation board based on the LED5000