DESCRIPTION
The LT®1676 is a wide input range, high efficiency Buck (step-down) switching regulator. The monolithic die includes all oscillator, control and protection circuitry. The part can accept input voltages as high as 60V and contains an output switch rated at 700mA peak current. Current mode control offers excellent dynamic input supply rejection and short-circuit protection.

FEATURES
■ Wide Input Range: 7.4V to 60V
■ 700mA Peak Switch Current Rating
■ Adaptive Switch Drive Maintains Efficiency at High Load Without Pulse Skipping at Light Load
■ True Current Mode Control
■ 100kHz Fixed Operating Frequency
■ Synchronizable to 250kHz
■ Low Supply Current in Shutdown: 30µA
■ Available in 8-Pin SO and PDIP Packages

APPLICATIONS
■ Automotive DC/DC Converters
■ Telecom 48V Step-Down Converters
■ Cellular Phone Battery Charger Accessories
■ IEEE 1394 Step-Down Converters