Features

• 2.5A, 0.12Ω, 40V Internal Switch
• 2MHz Switching Frequency
• Integrated Soft-Start Function
• VIN Range: 2.6V to 16V
• Adjustable Output from VIN to 40V
• Low VCESAT Switch: 110mV at 1A (Typical)
• 8V at 610mA from a 3.3V Input
• Internal or External Loop Compensation
• Small 8-Lead MS8E

Typical Application

Applications

• TFT-LCD Bias Supplies
• GPS Receivers
• DSL Modems
• Local Power Supply

Packaging

Datasheet

• LT3489 - 2MHz Boost DC/DC Converter with 2.5A Switch and Soft-Start

Design Note

• DN417 - Drive Large TFT-LCD Displays with a Space-Saving Triple-Output Regulator

Reliability Data

• R530 - Reliability Data

LTspice

• LT3489 Demo Circuit - 2.5A, 2MHz, Boost Converter for TFT supplies (3.3V to 8V@610mA, 23V@10mA, & -8V@20mA)

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