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Portable Pentium Dual Phase Power Supply Controller
®
SC1474
POWER MANAGEMENT Description
The SC1474 PowerStep III™ IC is a single chip high-performance Hysteretic PWM controller.
With dual integrated Smart™ Drivers, it powers advanced Pentium® 4 processors.
The SC1474 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’s SpeedStep™ requirements for even longer battery life.
The SC1474 automatically detects performance and battery mode VIDs.
In addition, it integrates direct “deeper sleep” mode support.
All operating modes incorporate automatic ...