DESCRIPTION

The LM39500, LM39501 and LM39502 is a 5A low-dropout linear voltage regulator that provides

a low-voltage, high-current output with a minimum of external components. Utilizing Super beta PNP pass element, The LM39500 offers extremely low dropout (typically 400mV at 5A) and low ground current (typically70mA at 5A).

FEATURES

•5.0A minimum guaranteed output current

•400mV typical dropout voltage

Ideal for 3.0V to 2.5V conversion

Ideal for 2.5V to 1.8V or 1.5V conversion

•1 initial accuracy

•Low ground current

•Current limiting and thermal shutdown

•Reversed-battery protection

•Reversed-leakage protection

•Fast transient response

•TTL/CMOS compatible enable pin-LM39501 only

•Error flag output - LM39501 only

•Ceramic capacitor stable(See application information)

•Adjustable version - LM39502 only

APPLICATIONS

•Low-voltage Digatal Ics

•LDO linear regulator for PC add-in cards

•High-efficiency linear power supplies

•Multimedia and PC processor supplies

•SMPS post regulator

•Low-voltage microcontrollers

•Strong ARM™ processor supply