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SC1471 Power Supply Controller

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Description

www.DataSheet4U.com Power Supply Controller for Portable Pentium® III SpeedStep™ Processors POWER MANAGEMENT .
The SC1471 PowerStep™ II controller is a high speed, high performance hysteretic mode PWM controller.

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Datasheet Specifications

Part number
SC1471
Manufacturer
Semtech Corporation
File Size
75.09 KB
Datasheet
SC1471_SemtechCorporation.pdf
Description
Power Supply Controller

Features

* extended Intel Mobile Voltage Positioning (IMVP) to increase battery life by reducing the voltage at the processor when it is heavily loaded. It directly supports Intel® SpeedStep™ processors for even longer battery life, including IMVP extensions. The SC1471 incorporates direct “deeper sleep” mode

Applications

* A 5-bit DAC, accurate to 0.85%, sets the output voltage reference and implements the 0.600V to 1.750V range required by the processor. The hysteretic converter uses a comparator without an error amplifier, and therefore provides the fastest possible transient response, while avoiding the stability

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