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L4984D

Part Number	L4984D
Manufacturer	STMicroelectronics
Description	CCM PFC controller
Published	Aug 28, 2016
Detailed Description	SSOP10 L4984D CCM PFC controller Datasheet - production data Table 1. Device summary Order code Package L4984D L4...
Datasheet	L4984D PDF File

Overview

SSOP10 L4984D CCM PFC controller Datasheet - production data Table 1.
Device summary Order code Package L4984D L4984DTR SSOP10 Packaging Tube Tape and reel Features • Line-modulated fixed-off-time (LM-FOT) control of CCM-operated PFC pre-regulators • Proprietary LM-FOT modulator for nearly fixedfrequency operation • Proprietary multiplier design for minimum THD of AC input current • Fast “bi-directional” input voltage feedforward (1/V2 correction) • Accurate adjustable output overvoltage protection • Protection against feedback loop failure (latched shutdown) • Inductor saturation protection • AC brownout detection • Digital leading-edge blanking on current sense • Soft-start • 1% ...

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