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Portable IMVP-IV™ and IMVP-IV+™ Single Phase Power Supply Controller
POWER MANAGEMENT Description
The SC451 PowerStep IV™ IC is a single chip high-performance Hysteretic PWM controller.
With its integrated SmartDriver™, it powers advanced IMVP-IV™ and IMVP4+™ processors.
The SC451 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® processors for even longer battery life.
The SC451 fully supports the Intel® Geyserville-III core
voltage specification.
It provides direct “deeper sleep” mode and boot
voltage support.
Automatic “power-sa...