Datasheet Details
- Part number
- FAN5231
- Manufacturer
- Fairchild Semiconductor
- File Size
- 360.44 KB
- Datasheet
- FAN5231_FairchildSemiconductor.pdf
- Description
- Precision Dual PWM Controller And Linear Regulator
FAN5231 Description
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.
FAN5231 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
FAN5231 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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