ML4880 Datasheet (Micro Linear) - Portable PC/PCMCIA Power Controller

ML4880, Portable PC/PCMCIA Power Controller

The ML4880 Portable PC and PCMCIA Power Controller is a complete solution for DC/DC power conversion for portable computing systems with single or multiple PCMCIA slots.

The device provides two synchronous buck controllers to implement mixed voltage systems and a flyback controller for 12V VPP gener

ML4880 Features

* s s Regulation to ± 3% maximum: provides 2% PCMCIA switch matrix margin Two synchronous buck controllers for 3.3/3V, 5V generation, and a flyback for high current, 12V generation from 5.5V to 18V input Regulator power conversion efficiencies > 90% Pulse frequency modulation for high efficiency oper