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APW8805A

ANPEC
Part Number APW8805A
Manufacturer ANPEC
Description 3A 5V 1MHz Synchronous Buck Converter
Published Dec 22, 2013
Detailed Description APW8805A 3A 5V 1MHz Synchronous Buck Converter Features • • • • • • • • • • • • • • • • • High Efficiency up to 95% Adj...
Datasheet PDF File APW8805A PDF File

APW8805A
APW8805A



Overview
APW8805A 3A 5V 1MHz Synchronous Buck Converter Features • • • • • • • • • • • • • • • • • High Efficiency up to 95% Adjustable Output Voltage from 0.
6V to VVIN Integrated 75mΩ High Side / 55mΩ Low Side MOSFETs Low Dropout Operation: 100% Duty Cycle Mode Selection - APW8805A : Force PWM Stable with Low ESR Ceramic Capacitors Power-On-Reset Detection on VCC and VIN Integrated Soft-Start and Soft-Stop Over-Temperature Protection Over-Voltage Protection Under-Voltage Protection High/ Low Side Current Limit Power Good Indication Enable/Shutdown Function Current-Mode Operation with Internal Compensation Small TDFN3x3-10 Packages Lead Free and Green Devices Available (RoHS Compliant) General Description APW8805A is a 3A synchronous buck converter with integrated 75m Ω high side and 55m Ω low side power MOSFETs.
The APW8805A, design with a current-mode control scheme, can convert wide input voltage of 2.
6V to 6V to the output voltage adjustable from 0.
6V to 6V to provide excellent output voltage regulation.
The APW8805A is equipped with force PWM mode opeation.
The APW8805A is also equipped with Power-on-reset, soft-start, soft-stop, and whole protections (under-voltage, over-voltage, over-temperature and current-limit) into a single package.
This device, available TDFN3x3-10, provides a very compact system solution external components and PCB area.
Simplified Application Circuit Applications • • • • • Notebook Computer & UMPC LCD Monitor/TV Set-Top Box DSL, Switch HUB Portable Instrument VIN VIN SW (option) VOUT VCC FB APW8805A POK ON OFF EN GND ANPEC reserves the right to make changes to improve reliability or manufacturability without notice, and advise customers to obtain the latest version of relevant information to verify before placing orders.
Copyright © ANPEC Electronics Corp.
Rev.
A.
2 - Aug.
, 2013 1 www.
anpec.
com.
tw Free Datasheet http://www.
datasheet4u.
com/ APW8805A Ordering and Marking Information APW8805A Assembly Material Handling Code Temperature...



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