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LTC3458 - 1.5MHz Synchronous Step-Up DC/DC Converter

General Description

Consult LTC Marketing for parts specified with wider operating temperature ranges.

Consult LTC for information on nonstandard lead based finish parts.

Key Features

  • High Efficiency: Up to 93%.
  • Inrush Current Limiting and Output Disconnect.
  • Programmable Output Voltages up to 7.5V.
  • 1.5V to 6V Input Range.
  • Programmable/Synchronizable Fixed Frequency Operation up to 1.5MHz.
  • Programmable Automatic Burst Mode® Operation.
  • Current Mode Control with Programmable Soft-Start Period and Peak Current Limit.
  • 700mA at 7V from 5V Input.
  • 0.3Ω N-Channel and 0.4Ω P-Channel 1.4A Switches at 5VOUT.
  • Ultralow Quiescent Currents:.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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U U FEATURES ■ High Efficiency: Up to 93% ■ Inrush Current Limiting and Output Disconnect ■ Programmable Output Voltages up to 7.5V ■ 1.5V to 6V Input Range ■ Programmable/Synchronizable Fixed Frequency Operation up to 1.5MHz ■ Programmable Automatic Burst Mode® Operation ■ Current Mode Control with Programmable Soft-Start Period and Peak Current Limit ■ 700mA at 7V from 5V Input ■ 0.3Ω N-Channel and 0.4Ω P-Channel 1.4A Switches at 5VOUT ■ Ultralow Quiescent Currents: 15μA Sleep, <1μA in Shutdown ■ 3mm × 4mm Thermally Enhanced DFN Package U APPLICATIO S ■ Point-of-Load Regulators ■ USB VBUS Power ■ LCD Bias ■ OLED Displays LTC3458 1.4A, 1.