FSFR1800 Datasheet – Power Switch (FPS ) – Fairchild

Part Number : FSFR1800, FSFR1800US

Function : Integrated Power Switch (FPS) for 260W Half-Bridge Resonant Converter

Package : SIP 9 Pin Type

Manufacturers : Fairchild Semiconductor


FSFR1800 power switch fairchild


The FSFR-series are a highly integrated power switches designed for high-efficiency half-bridge resonant converters. Offering everything necessary to build a reliable and robust resonant converter, the FSFR-series simplifies designs and improves productivity, while improving performance.



1. Variable Frequency Control with 50% Duty Cycle for Half-bridge Resonant Converter Topology

2. High Efficiency through Zero Voltage Switching (ZVS)

3. Internal SuperFET™s with Fast-Recovery Type Body Diode (trr=120ns) for FSFR2100 and UniFETs with Fast-Recovery Type Body Diode (trr<160ns) for FSFR2000/1900/1800/1700.



FSFR1800 datasheet pdf


1. PDF and LCD TVs

2. Desktop PCs and Servers

3. Adapters

4. Telecom Power Supplies


FSFR1800 Datasheet