Features

• 3-Terminal Adjustable
• Output Current of 3A, 5A or 7.5A
• Operates Down to 1V Dropout
• Guaranteed Dropout Voltage at Multiple Current Levels
• Line Regulation: 0.015%
• Load Regulation: 0.1%
• 100% Thermal Limit Functional Test
• Fixed Versions Available
• Available in 3-Lead Plastic TO-220, TO-3P and DD Packages

Typical Application

Applications

• High Efficiency Linear Regulators
• Post Regulators for Switching Supplies
• Constant Current Regulators
• Battery Chargers

Packaging

Datasheet

• LT1083/LT1084/LT1085 - 7.5A, 5A, 3A Low Dropout Positive Adjustable Regulators

Application Note

• AN2 - Performance Enhancement Techniques for Three-Terminal Regulators
• AN35 - Step Down Switching Regulators
• AN58 - 5V to 3.3V Converters for Microprocessor Systems
• AN64 - Using the LTC1325 Battery Management IC:

Design Note

• DN74 - Techniques for Deriving 3.3V from 5V Supplies
• DN82 - 5V to 3.3V Regulator with Fail-Safe Switchover

Reliability Data

• R006 Reliability Data

Product Selector Card

• New 3-Terminal Regulators Add Functionality

LTspice

• LT1085 Demo Circuit - Low Dropout Positive Regulator (6.5-30V to 5V @ 3A)

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