LM5642 - Dual Synchronous Buck Converter

Texas Instruments

LM5642 Datasheet Preview — Preview of LM5642 PDF

Datasheet Details

Part number	LM5642
Manufacturer	Texas Instruments ↗
File Size	1.18 MB
Description	Dual Synchronous Buck Converter
Datasheet	LM5642-etcTI.pdf

LM5642 Product details

Description

The LM5642 series consists of two current mode synchronous buck regulator controllers operating 180° out of phase with each other at a normal switching frequency of 200kHz for the LM5642 and at 375kHz for the LM5642X.

Features

1.
2 Two Synchronous Buck Regulators.
180° Out of Phase Operation.
200 kHz Fixed Nominal Frequency: LM5642.
375 kHz Fixed Nominal Frequency: LM5642X.
Synchronizable Switching Frequency from 150 kHz to 250 kHz for the LM5642 and 200 kHz to 500 kHz for the LM5642X.
4.5V to 36V Input Range.
50 µA Shutdown Current.
Adjustable Output from 1.3V to 90% of Vin.
0.04% (Typical) Line and Load Regulation Accuracy.
Curr.

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Published: May 19, 2023 |