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FAN4149

Part Number	FAN4149
Manufacturer	Fairchild Semiconductor
Description	Ground Fault Interrupter
Published	Jul 3, 2022
Detailed Description	FAN4149 — Ground Fault Interrupter July 2014 FAN4149 Ground Fault Interrupter Features  Meets 2015 UL943 Self-Test R...
Datasheet	FAN4149 PDF File

Overview

FAN4149 — Ground Fault Interrupter July 2014 FAN4149 Ground Fault Interrupter Features  Meets 2015 UL943 Self-Test Requirements (in combination with FAN41501)  Precision Sense Amplifier and Bandgap Reference  Low-VOS Offset for Direct DC Coupling of Sense Coil  Built-in Noise Filter  High-Current SCR Gate Driver  Adjustable Sensitivity  500 µA Quiescent Current  Minimum External Components  Ideal for 120 V or 220 V Systems  Space-Saving, SOT23, 6-Pin Package Applications  GFCI Output Receptacle  GFCI Circuit Breakers  Portable GFCI Cords  Residual-Current Devices (RCD) Description The FAN4149 is a low-power controller for detecting hazardous current paths to ground and grou...

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