FAN7621 Datasheet (ON Semiconductor)

FAN7621, PFM Controller

The FAN7621 is a pulse frequency modulation controller for high *efficiency half *bridge resonant converters.

Offering everything necessary to build a reliable and robust resonant converter, the FAN7621 simplifies designs and improves productivity, while improving performance.

The FAN7

FAN7621 Features

* Variable Frequency Control with 50% Duty Cycle for Half

* bridge Resonant Converter Topology

* High Efficiency through Zero Voltage Switching (ZVS)

* Fixed Dead Time (350 ns)

* Up to 300 kHz Operating Frequency

* Pulse Skipping for Frequency Limit (Programmable) at Light