FAN5231 Datasheet - Fairchild Semiconductor

FAN5231, Precision Dual PWM Controller And Linear Regulator

www.fairchildsemi.com FAN5231 Precision Dual PWM Controller And Linear Regulator for Notebook CPUs .
The FAN5231 is a highly integrated power controller, which provides a complete power management solution for mobile CPUs.

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FAN5231_FairchildSemiconductor.pdf

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Datasheet Details

Part number:

FAN5231

Manufacturer:

Fairchild Semiconductor

File Size:

360.44 KB

Description:

Precision Dual PWM Controller And Linear Regulator

Features

* Provides 3 Regulated Voltages
* Microprocessor core (SpeedStep™-enabled)
* Microprocessor I/O
* Microprocessor Clock Generator
* High Efﬁciency Over Wide Load Range
* Not Dissipative Current-Sense Scheme
* Uses MOSFET’s R DS(ON)
* Opt

Applications

* Converters for Mobile Dual-Mode CPUs
* Web Tablets
* Internet Appliances +V IN PWM 2 V OUT2 I/ O CONTROLLER PWM 1 CONTROLLER V OUT1 CORE +V IN 3.3V V OUT3 CPU CLK LI NEAR REGULATOR VI D CODE FAN5231 Figure 1. Simplified Power System Diagram REV. 1.1.1 8/15/01 FAN5

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FAN5231 Precision Dual PWM Controller And Linear Regulator Fairchild Semiconductor

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