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19-0224; Rev 2; 8/94
ual Man et t i he nK atio Data S u l a Ev llows Fo
5V-to-3.3V, Synchronous, Step-Down Power-Supply Controller
____________________________Features
o o o o o o o o o >90% Efficiency 700µA Quiescent Supply Current 120µA Standby Supply Current 4.5V-to-5.5V Input Range Low-Cost Application Circuit All N-Channel Switches Small External Components Tiny Shrink-Small-Outline Package (SSOP) Predesigned Applications: Standard 5V to 3.3V DC-DC Converters up to 10A High-Accuracy Pentium P54C VR-Spec Supply o Fixed Output Voltages Available: 3.3V (Standard) 3.45V (High-Speed Pentium™) 3.6V (PowerPC™)
_______________General Description
The MAX767 is a high-efficiency, synchronous buck controller IC dedicated to converting a fixed 5V supply into a tightly regulated 3.3V output.