LP3905 - Power Management Unit For Low Power Handheld Applications

Product Overview

National Semiconductor

Part number	LP3905
Manufacturer	National Semiconductor
File Size	706.46 KB
Description	Power Management Unit For Low Power Handheld Applications
Datasheet	LP3905 Datasheet
Additional preview pages of the LP3905 datasheet.

LP3905 is a multi-functional Power Management Unit, optimized for low power handheld applications.

two enable pins for the device output control and is offered in an LLP package. Key Specifications Buck Regulators n Fixed and adjustable voltage options, range 1.0V to 3.3V.
n Up to 90% Efficiency n Auto-switching PFM-PWM mode and fixed PWM mode n 2MHz PWM fixed switching frequency (Typ) n 600mA output current n ± 4% output voltage accuracy over temp. n Internal softstart n 2.2µH inductor, 10µF Input and 10µF output Caps Linear Regulators n Output options in the range 1.5V to 3.3V.
n.

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Published: Dec 27, 2006 |