| Description & Applications | 500mA-Peak Output LDO Regulator• Guaranteed 500mA-peak output over the full operating temperature range • Low 500mV maximum dropout voltage at full load • Extremely tight load and line regulation • Low-noise output • Low temperature coefficient • Current and thermal limiting • Reversed input polarity protection • CMOS/TTL-compatible enable/shutdown control • Near-zero shutdown current • Laptop, notebook, and palmtop computers • Cellular telephones and battery-powered equipment • Consumer and personal electronics • PC Card VCC and VPP regulation and switching • High-efficiency linear power supplies |