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FAN7621

Fairchild Semiconductor
Part Number FAN7621
Manufacturer Fairchild Semiconductor
Description PFM Controller
Published Jul 6, 2009
Detailed Description FAN7621 — PFM Controller for Half-Bridge Resonant Converters www.DataSheet4U.com February 2009 FAN7621 PFM Controller...
Datasheet PDF File FAN7621 PDF File

FAN7621
FAN7621

Overview
FAN7621 — PFM Controller for Half-Bridge Resonant Converters www.
DataSheet4U.
com February 2009 FAN7621 PFM Controller for Half-Bridge Resonant Converters Features ƒ ƒ ƒ ƒ ƒ ƒ ƒ Variable Frequency Control with 50% Duty Cycle for Half-bridge Resonant Converter Topology High Efficiency through Zero Voltage Switching (ZVS) Fixed Dead Time (350ns) Up to 300kHz Operating Frequency Pulse Skipping for Frequency Limit (Programmable) at Light-Load Condition Remote On/Off Control using CON Pin Protection Functions: Over-Voltage Protection (OVP), Overload Protection (OLP), Over-Current Protection (OCP), Abnormal Over-Current Protection (AOCP), Internal Thermal Shutdown (TSD) Description 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 FAN7621 includes a high-side gat...


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