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General Description

The MIC5205 is anefficient linear voltage regulatorwith ultra low-noise output, very low dropout voltage (typically 17mV at light loads and 165mV at 150mA), and very low ground current (600?A at100mA output). The MIC5205 offers better than 1 initialaccuracy.

Features

? Ultra-low-noise output

? High output voltage accuracy

? Guaranteed 150mA output

? Low quiescent current

? Low dropout voltage

? Extremely tight load and line regulation

? Very low temperature coefficient

? Current and thermal limiting

? Reverse-battery protection

? “Zero” off-mode current

? Logic-controlled electronic enable

Applications

? Cellular telephones

? Laptop, notebook, and palmtop computers

? Battery-powered equipment

? PCMCIA VCC and VPP regulation/switching

? Consumer/personal electronics

? SMPS post-regulator/dc-to-dc modules

? High-efficiency linear power supplies