LMS3655 - 400-kHz DC-DC Step-Down Converter

Product Overview

Texas Instruments

Datasheet Details

Part number	LMS3655
Manufacturer	Texas Instruments
File Size	1.96 MB
Description	400-kHz DC-DC Step-Down Converter
Datasheet	LMS3655 Datasheet
Additional preview pages of the LMS3655 datasheet.

Product details

Description

The LMS3655 synchronous buck regulators are optimized for high performance applications, providing an adjustable output of 1 V to 20 V.

Seamless transition between PWM and PFM modes, along with a low quiescent current, ensures high efficiency and superior transient responses at all loads.

Features

1 96% Peak Efficiency While Converting 12 V to 5 V.
Low EMI and Switch Noise.
Minimized Switch Node Ringing.
Pseudo-Random Spread Spectrum.
400-kHz (±10%) Fixed Switching Frequency.
40°C to +150°C Junction Temperature Range.
External Frequency Synchronization.
RESET Output With Internal Filter and 3-ms Release Timer.
Automatic Light Load Mode for Improved Efficiency.
Pin-Selectable Forced PWM Mode.

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Published: Mar 8, 2025 |