OB2201
Description
OB2201 is a high performance flyback QuasiResonant (QR) controller optimized to achieve high efficiency in the universal input range and full loading range with effective system cost.
Key Features
- Multi-Mode Operation
- At Full Loading, Fix Frequency (52KHz) CCM Operation @ Low Line and QR Mode Operation @ High Line Input
- Quasi-Resonant Operation at Normal Load
- Pulse Frequency Modulation (PFM) Operation at Light Load
Applications
- Power Adaptor and Open-frame SMPS
