FAN4855 High Efficiency Boost Regulator

Fairchild Semiconductor

Description

www.DataSheet4U.com FAN4855 500mA High Efﬁciency Boost Regulator with Adjustable Output, Shutdown and Low Battery Detect December 2005 FAN4855 500m.
The FAN4855 is a low power boost regulator designed for low voltage DC to DC conversion in 2-cell battery powered systems such as digital cameras, cel.

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Datasheet Specifications

Part number: FAN4855
Manufacturer: Fairchild Semiconductor
File Size: 552.77 KB
Datasheet: FAN4855_FairchildSemiconductor.pdf
Description: High Efficiency Boost Regulator

Features

* Low power PFM boost regulator
* Input voltage range is from 1.6V to 4.5V
* Output voltage range is from 3V to 5V
* 500mA maximum load current capability
* 95% efﬁcient power conversion
* 2-3 cell and single cell Li-Ion systems
* Variable on-time Pulse Frequency Modulati

Applications

* The FAN4855 is available in 8-lead TSSOP package. diode)
* Low-battery detection
* Logic controlled shutdown with true-load disconnect
* Low (80µA) quiescent current
* TSSOP-8 Package Applications
* DSCs
* PDAs
* Cell phones, smart phones
* Portable instrumentation

FAN4855 Distributors

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FAN4855 High Efficiency Boost Regulator Fairchild Semiconductor

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