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L4984 Datasheet - STMicroelectronics

L4984 - CCM PFC controller

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4 2 Block diagram .

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5 3 Electrical characteristics .

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L4984 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 correctio

L4984-STMicroelectronics.pdf

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