AF1821 Datasheet - Alfa-MOS

AF1821 Primary Side Control Offline LED Controller

The AF1821 is a TRIAC dimmable, primary-side-control offline LED lighting controller which can achieve high power factor and flicker-free TRIAC dimming output LED current for an isolate lighting application in a single stage converter. The proprietary real current control method can control the LED .

AF1821 Features

* over-voltage protection, short-circuit protection, cycle-by-cycle current limit, VCC UVLO and auto-restart over temperature protection. The AF1821 is available in a small SOP-8 package. Features Real Current Control Without Secondaryfeedback Circuit Flicker-free Phase-controlled TRIAC Dimming Accur

AF1821 Datasheet (1.03 MB)