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NCP1681

Totem Pole Power Factor Correction Controller

NCP1681 Features

* Totem Pole PFC Topology Eliminates Input Diode Bridge Enabling Very High Efficiency & Compact Design

* AC Line Monitoring Circuit & AC Phase Detection

* Brownout Detection

* Digital Loop Compensation

* Novel Current Sensing Scheme Providing Inductor Current

NCP1681 General Description

Pin Number Pin Name Pin Description 1 FAULT Combined OVP/OTP fault pin. 2 PFCOK The PFCOK pin is held low when the PFC output voltage is out of regulation and during fault condi- tions. The pin becomes active when the PFC output achieves regulation in nominal operation, sourc- ing a curr.

NCP1681 Datasheet (2.17 MB)

Preview of NCP1681 PDF

Datasheet Details

Part number:

NCP1681

Manufacturer:

ON Semiconductor ↗

File Size:

2.17 MB

Description:

Totem pole power factor correction controller.
DATA SHEET www.onsemi.com Totem Pole Power Factor Correction Controller NCP1681 The NCP1681 is an innovative Multi

*Mode (MM) and Continuous C.

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TAGS

NCP1681 Totem Pole Power Factor Correction Controller ON Semiconductor

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