FSFR1700HSL

FSFR - HS系列A ????先进的飞兆功率开关（ FPSA ?? ¢ ） FSFR-HS Series — Advanced Fairchild Power SwitchFPS™

Description

The FSFR-HS is a highly integrated power switch designed for high-efficiency half-bridge resonant converters. Offering everything necessary to build a reliable and robust resonant converter, the FSFR-HS simplifies designs while improving productivity and performance. The FSFR-HS combines power MOSFETs, a high-side gate-drive circuit, an accurate current controlled oscillator, and built-in protection functions.

Features

Variable Frequency Control with 50% Duty Cycle for Half-Bridge Resonant Converter Topology

High Efficiency through Zero Voltage Switching ZVS

Built-in High-Side Gate Driver IC

Internal UniFET™s with Fast-Recovery Type Body Diode trr=160ns Typical

Fixed Dead Time 350ns Optimized for MOSFETs

Operating Frequency Up to 600kHz for Soft-Start

Self Auto-Restart Operation for All Protections, Despite External LVCC Bias

Line UVLO with Programmable Hysteresis Level

Simple On/Off with Line UVLO Pin

Easy Configuration and Compatibility with FAN7930 for Line UVLO without External Components

Protection Functions: Over-Voltage Protection OVP, Over-Current Protection OCP, Abnormal Over Current Protection AOCP, Internal Thermal Shutdown TSD

Applications

PDP and LCD TVs

Desktop PCs and Servers

Adapters

Telecom Power Supplies