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LM3670 - Miniature Step-Down DC-DC Converter

This page provides the datasheet information for the LM3670, a member of the LM3 Miniature Step-Down DC-DC Converter family.

Datasheet Summary

Description

The LM3670 step-down DC-DC converter is optimized for powering ultra-low voltage circuits from a single Li-Ion cell or 3 cell NiMH/NiCd batteries.

It provides up to 350 mA load current, over an input voltage range from 2.5V to 5.5V.

Features

  • and performance for mobile phones and similar portable.

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Datasheet preview – LM3670

Datasheet Details

Part number LM3670
Manufacturer National Semiconductor
File Size 0.97 MB
Description Miniature Step-Down DC-DC Converter
Datasheet download datasheet LM3670 Datasheet
Additional preview pages of the LM3670 datasheet.

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Full PDF Text Transcription

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LM3670 Miniature Step-Down DC-DC Converter for Ultra Low Voltage Circuits December 2004 LM3670 Miniature Step-Down DC-DC Converter for Ultra Low Voltage Circuits General Description The LM3670 step-down DC-DC converter is optimized for powering ultra-low voltage circuits from a single Li-Ion cell or 3 cell NiMH/NiCd batteries. It provides up to 350 mA load current, over an input voltage range from 2.5V to 5.5V. There are several different fixed voltage output options available as well as an adjustable output voltage version. The device offers superior features and performance for mobile phones and similar portable applications with complex power management systems. Automatic intelligent switching between PWM low-noise and PFM low-current mode offers improved system control.
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