OB6563 - High Performance PFC Controller
OB6561P/OB6563 is a high performance transition mode(TM) Power Factor Correction(PFC) control IC.
Designed with OnBright patented proprietary technology, OB6561P/OB6563 optimizes tradition transition mode control easily achieving system power factor to close to 1 with very low THD.
OB6561P/OB6563 i
OB6563 Features
* Transition mode operation with built-in analog multiplier THD optimization System open loop protection Proprietary audio noise elimination Dynamic and static output over voltage protection(OVP) Cycle-by-Cycle current limiting Burst mode control for improved efficiency at light load External ENA/dis