US3021M controller equivalent, 5 bit programmable synchronous buck plus tripple ldo controller.
Provides Single Chip Solution for Vcore, GTL+ ,AGP Bus, and 1.8V Automatic Voltage Selection for AGP slot Vddq supply Linear regulator controller on board for 1.8V Design.
requiring multiple on board regulators . The US3021M provides a single chip controller IC for the Vcore , 3LDO controlle.
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