Datasheet Details
Part number:
AF1821, AF1821-Alfa
Manufacturer:
Alfa-MOS
File Size:
1.03 MB
Description:
Primary side control offline led controller.
Note:
This datasheet PDF includes multiple part numbers: AF1821, AF1821-Alfa.
Please refer to the document for exact specifications by model.
AF1821, AF1821-Alfa, 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
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