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NCP1680 - Totem Pole CrM Power Factor Correction Controller

Product Overview

ON Semiconductor

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NCP1680 Totem Pole CrM Power Factor Correction Controller by ON Semiconductor - Datasheet Preview — Datasheet preview – NCP1680

Datasheet Details

Part number	NCP1680
Manufacturer	ON Semiconductor
File Size	2.83 MB
Description	Totem Pole CrM Power Factor Correction Controller
Datasheet	NCP1680 Datasheet
Additional preview pages of the NCP1680 datasheet.

Product details

Description

Table 1.

Combined OVP/OTP fault pin.

The PFCOK pin is held low when the PFC output voltage is out of regulation and during fault conditions.

Features

Totem Pole PFC Topology Eliminates Input Diode Bridge Enabling Very High Efficiency & Compact Design.
AC Line Monitoring Circuit & AC Phase Detection.
Brownout Detection.
Critical Conduction Mode (CrM) Operation.
Discontinuous Conduction Mode (DCM) with Valley Turn On under Light Load Conditions.
Frequency Foldback in DCM with 25 kHz Minimum Frequency.
Digital Loop Compensation.
Simplified Valley Sensing.
Novel Cur.

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Published: Jul 17, 2024 |