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FEATURES Two Independent Controllers on One Chip Two 2.525 V Outputs Shutdown Inputs to Control Each Channel ؎2.5% Accuracy Over Line, Load, and Temperature Low Quiescent Current Low Shutdown Current Works with External N-Channel MOSFETs for Low Cost “Hiccup Mode” Fault Protection No External Voltage or Current Setting Resistors Small, 8-Lead SO Package APPLICATIONS Desktop Computers Servers Workstations
Precision Dual Voltage Regulator Controller ADM1052
GENERAL DESCRIPTION
The ADM1052 is a dual, precision, voltage regulator controller intended for power rail generation and active bus termination on personal computer motherboards. It contains a precision 1.2 V bandgap reference and two channels consisting of control amplifiers driving external power devices.