电子工程专辑

设计分享丨为2并5串LED灯提供升降压驱动方案

本参考设计以MAX16819为主控制器，为5S2P（2并5串） AR111 LED灯提供buck-boost驱动方案。 图1为电路原理图，图2给出了设计布局图。如下为电气输入要求、输出特性： AR111 LED灯参考设计可驱动总共10只LED—2串并联、每串5只LED。输入电压为12VAC、容差±10%。肖特基二极管 ...
Electronic Design

10 Watt Vega Series GL-AR111-V2 LED Lamps

GlacialLight has launched the new GL-AR111-V2 Vega series of interior LED lamps, another fine addition to the popular GlacialLight range of LED lighting products. GlacialLight has launched the new ...
EDN

PAR, AR111 LED lamps enable point source optics

The Simply Perfect Light family of AR111, PAR30, and PAR38 LED lamps, that will ship in late Q2, feature three-phosphor LEDs with a violet pump. The LED MR16 lamps are powered by GaN on GaN LED ...
Business Wire

Soraa Launches World’s First 4-Degree AR111 LED Lamp

LONDON--(BUSINESS WIRE)--Designed to precisely and beautifully light small objects and spaces, Soraa, the world leader in GaN on GaN TM LED technology, launched today the first full visible spectrum 4 ...
EDN

Reference Design: 5S2P AR111 Lamp LED Driver

This application note presents a reference design for an AR111 lamp LED driver with two parallel strings of five LEDs (5S2P). Using the MAX16819 in buck-boost mode, the circuit operates from 12VAC and ...
Electronics Weekly

LuxLive: Vebatim’s AR111 and linear source

Verbatim used LuxLive in London to launch anti-glare AR111 retrofit LED bulbs and demonstrate a new range of linear LED products. Low glare is the big marketing point. “To avoid the uncomfortable ...