Description

The ILC6376/77 is a 95 efficient, 300kHz step-down DC-DC converter in an SO-8 package; capable of delivering 500mA output current. The device is also capable of driving an external FET for higher output current applications.

Features

• ±2.5 accurate output voltages

• Guaranteed 500mA output current

• 95 efficiency

• 55µA no load battery input current (ILC6377)

• 1.5µA shutdown current

• Built in short circuit and overcurrent protection

• Undervoltage lockout and soft-start

• External transistor drive available for higher IOUT

• 300kHz operation

• Automatic switchover to PFM mode at low currents for longest battery life (ILC6377)

• Fixed 3.3V or 5V or adjustable output

• SO-8 package

Applications

• Cellular Phones

• Palmtops and PDAs

• Portable Instrumentation

• Buck Converter for Industrial / Networking Applications