Features

• Uses Tiny Capacitors and Inductor
• Internally Compensated
• Fixed Frequency 1.4MHz Operation
• Operates with VIN as Low as 1.1V
• 3V at 30mA from a Single Cell
• 5V at 200mA from 3.3V Input
• 15V at 60mA from Four Alkaline Cells
• High Output Voltage: Up to 34V
• Low Shutdown Current: <1µA
• Low VCESAT Switch: 300mV at 300mA
• 5-Lead SOT-23 Package

Typical Application

Applications

• Digital Cameras
• Pagers
• Cordless Phones
• Battery Backup
• LCD Bias
• Medical Diagnostic Equipment
• Local 5V or 12V Supply
• External Modems
• PC Cards

Packaging

Datasheet

• LT1613 - 1.4MHz, Single Cell DC/DC Converter in 5-Lead SOT-23

Application Note

• AN85 - Low Noise Varactor Biasing with Switching Regulators: Vanquishing Villainous Vitiators Vis-à-Vis Vital Varactors

Design Note

• DN232 - SOT-23 Switching Regulator with Integrated 1A Switch Delivers High Current Outputs in a Small Footprint
• DN292 - Very Low Dropout (VLDO) Linear Regulators Supply Low Voltage Outputs

Reliability Data

• R386 Reliability Data

LT Journal

• August 2004 - 1.1A Boost Provides Soft-Start Capability in Tiny ThinSOT Package
• Feb 1999 SOT-23 Switching Regulators Deliver Low Noise Outputs in a Small Footprint
• Sep 1999 Micropower 5-Lead SOT-23 Switching Regulators Extend Battery Life in Space-Sensitive Applications

LTspice

• LT1613 Demo Circuit - 1.4MHz Single Cell DC/DC Converter (5V to 12V @ 130mA)

Related Product

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• LT1761 - 100mA, Low Noise, LDO Micropower Regulators in TSOT-23
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