MIC5247
Overview
The MIC5247 is an efficient, precise low voltage CMOS voltage regulator optimized for ultra-low-noise applications. The MIC5247 offers better than 1% initial accuracy, and 85µA constant ground current over load (typically 85µA).
- Ultralow noise Low voltage outputs Load independent, ultralow ground current: 85µA 150mA output current Current limiting Thermal Shutdown Tight load and line regulation “Zero” off-mode current Stability with low-ESR capacitors Fast transient response Logic-controlled enable input Cellular phones and pagers Cellular accessories Battery-powered equipment Laptop, notebook, and palmtop computers PCMCIA VCC and VPP regulation/switching Consumer/personal electronics SMPS post-regulator/dc-to-dc modules High-efficiency linear power supplies
