OB6561P/OB6563
High Performance PFC Controller
AC/DC IC Product
www.DataSheet4U.com
Description:
OB6561P/OB6563 is a high
performance transition mode(TM)
Power Factor Correction(PFC)
control IC. Designed with On-
Bright 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 is full compliant
with both IEC61000-3-2 and
JEIDA- MITI requirements on THD
control.
Features:
Transition mode operation with built-in analog multi-
plier
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/disable control
Under voltage lockout with hysteresis (UVLO)
Built in current sense filter, no external RC filter is
needed
Green mode operation (OB6563)
Available in DIP8 and SOP8 packages,RoHS compliant
Applications:
LCD TV POWER Supply
Adapter
PC Power
Lighting Power
Typical Application:
GreenEngineTM Technology
for Green Power
