DESCRIPTION
The device is a step-down controller specifically designed to provide extremely high efficiency conversion, with losses current sensing tecnique.
   
FEATURE
■ CONSTANT ON TIME TOPOLOGY ALLOWS
    OPERATION WITH LOWER DUTY THAN
    PWM TOPOLOGY
■ VERY FAST LOAD TRANSIENTS
■ 5V Vcc SUPPLY
■ 1.5V TO 28V INPUT VOLTAGE RANGE
■ 0.9V ±1% VREF
■ MINIMUM OUTPUT VOLTAGE AS LOW AS 0.9V
■ SELECTABLE SINKING MODE
■ LOSSLESS CURRENT LIMIT
■ REMOTE SENSING
■ OVP,UVP LATCHED PROTECTIONS
■ 600µA TYP QUIESCENT CURRENT
■ POWER GOOD AND OVP SIGNALS
■ PULSE SKIPPING AT LIGHT LOADS
   
APPLICATIONS
■ I/O BUS FOR CPU CORE SUPPLY
■ NOTEBOOK COMPUTERS
■ NETWORKING DC-DC
■ DISTRIBUTED POWER