EDN

Non-Isolated Buck-Boost T10 Tube LED Driver

This is a design example report of a 25 W, high efficiency, high power factor, non-isolated buck-boost T10 tube LED driver employing LYTSwitch™-4 LYT4225E intended to drive a 144 V LED string at 180 ...
Electronic Design

Low-Cost LED Driver Destined For Dimmable Light Bulbs/Tubes

Supertex’s PS30 constant-frequency (67 kHz), constant duty-cycle LED driver provides high power factor correction (PFC) for dimmable off-line LED bulb and tube applications. The device is intended to ...
Electronic Design

Dimmable LED Driver For Offline Bulbs, Tubes

The PS30, a constant duty cycle 67 kHz LED driver from Supertex, is optimized for dimmable off-line LED bulb/tube applications, providing high power factor correction (PFC). The PS30 is intended to ...
EDN

High-Voltage LED Driver IC

International Rectifier, IR®, a world leader in power management technology, introduced the IRS2980 high-voltage buck regulator control IC for LED light bulb replacement, LED tube lighting and other ...