LM3218 - Step-Down DC-DC Converter

Product Overview

National Semiconductor

Part number	LM3218
Manufacturer	National Semiconductor
File Size	4.22 MB
Description	Step-Down DC-DC Converter
Datasheet	LM3218 Datasheet
Additional preview pages of the LM3218 datasheet.

The LM3218 is a DC-DC converter with inductor which is optimized for powering RF power amplifiers (PAs) from a single Lithium-Ion cell.

Includes 2.6 µH Inductor in very small form factor (3mm x.
2.5mm x 1.2mm) 2 MHz (typ. ) PWM Switching Frequency Operates from a single Li-Ion cell (2.7V to 5.5V) Adjustable Output Voltage (0.8V to 3.6V) Fast Output Voltage Transient (0.8V to 3.4V in 25 µs typ. ) 650 mA Maximum load capability High Efficiency (95% typ. at 3.9 VIN, 3.4 VOUT at 400 mA) 8-pin LTCC Package Current Overload Protection Thermal Overload Protection.

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Published: Nov 10, 2010 |