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

Typical Application

Applications

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

Packaging

Datasheet

• LT1676 - Wide Input Range, High Efficiency, Step-Down Switching Regulator

Design Note

• DN202 - 60V, High Efficiency Buck Switching Regulators in SO-8
• DN212 - LT1777 High Voltage, Low Noise Buck Switching Regulator

Reliability Data

• R012 Reliability Data

LT Journal

• Feb 1999 Generating Low Cost, Low Noise, Dual-Voltage Supplies
• Nov 1998 Wide Input Range, High Efficiency Step-Down Switching Regulators

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