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FAN7621S Datasheet Pfm Controller

Manufacturer: Fairchild (now onsemi)

Overview: FAN7621S — PFM Controller for Half-Bridge Resonant Converters July 2010 FAN7621S PFM Controller for Half-Bridge Resonant.

General Description

The FAN7621S 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 FAN7621S simplifies designs and improves productivity, while improving performance.

The FAN7621S includes a highside gate-drive circuit, an accurate current-controlled oscillator, frequency-limit circuit, soft-start, and built-in protection functions.

Key Features

  • 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 Auto-Restart Operation for All Protections with an External LVCC Protection Functions: Over-Voltage Protection (OVP), Over-Current Protection (OCP), Abnormal Over-Current Protection (AOCP), Internal Thermal Shutdown (TSD).

Similar Datasheet

Brand Logo Part Number Description Manufacturer
ON Semiconductor Logo FAN7621 PFM Controller ON Semiconductor

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FAN7621S Distributor