LM3207 - Step-Down DC-DC Converter

National Semiconductor

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Datasheet Details

Part number: LM3207
Manufacturer: National Semiconductor
File Size: 1.50 MB
Datasheet: LM3207_NationalSemiconductor.pdf
Description: Step-Down DC-DC Converter

LM3207 Product details

Description

The LM3207 is a DC-DC converter optimized for powering WCDMA / CDMA RF power amplifiers (PAs) from a single Lithium-Ion cell; however they may be used in many other applications.

Features

2MHz (typ. ) PWM Switching Frequency.
Operates from a single Li-Ion cell (2.7V to 5.5V).
Variable Output Voltage (0.8V to 3.6V).
650mA Maximum load capability.
High Efficiency (95% Typ at 3.9VIN, 3.4VOUT at 400mA) from internal synchronous rectification.
Integrated Vref LDO.
Regulated LDO Output up to 10mA max.
Fast 3uS Vref LDO On/Off Time.
9-pin micro SMD Package.
Current Overload Protection.
Thermal Overload Protection.

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Published: Nov 9, 2006 |