QW2889F Overview
Package Reference QW2889F is a LED driver designed for Emergency Lighting. The QW2889F employs patent protected main line detecting methodology to control and drive the emergency lighting system, without any peripheral ponents. The QW2889F can drive an LED load directly or to enable a boost circuitry, while the AC input main line could be 85-265Vac.
QW2889F Key Features
- Simplified application circuitry
- AC main line detecting directly
- 85-265Vac Input
- EN PIN drive LED load directly
- Integrated single lithium-ion/polymer
- Dimmable in DC mode
- L/N Mixing
- 全并全亮 LED 应急灯
- 全串半亮 LED 应急灯
- 带升压电路 LED 应急灯