Description
The SC4812 is a highly integrated current mode PWM controller designed for isolated or non-isolated dc-dc converters in telecommunication and data communication applications. It minimizes the amount of external discrete components needed and leads to substantial cost and space saving converter designs.

FEATUREs
◆ Wide input range 12V to 90V
◆ High-voltage start-up circuit
◆ Current mode control
◆ Transconductance error amplifier
◆ Leading-edge blanking
◆ Cycle by cycle current limit
◆ Programmable external soft-start
◆ Thermal shutdown
◆ SO-8 package. Fully WEEE and RoHS compliant

APPLICATIONs
◆ IP phones, PoE
◆ Telecom isolated converters
◆ Off-line isolated power supplies
◆ Instrumentation power supplies
◆ Battery chargers