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LM2775 Datasheet Switched Capacitor 5-V Boost Converter

Manufacturer: Texas Instruments

General Description

The LM2775 is a regulated switched-capacitor doubler that produces a low-noise output voltage.

The LM2775 can supply up to 200 mA of output current over a 3.1-V to 5.5-V input range, as well as up to 125 mA of output current when the input voltage is as low as 2.7 V.

At low output currents, the LM2775 can reduce its quiescent current by operating in a pulse frequency modulation (PFM) mode.

Overview

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM2775 Switched Capacitor 5-V Boost Converter LM2775 SNVSA57 – MAY 2015.

Key Features

  • 1 2.7-V to 5.5-V Input Range.
  • Fixed 5-V Output.
  • 200-mA Output Current.
  • Inductorless Solution: Only Requires 3 Small Ceramic Capacitors.
  • Shutdown Disconnects Load from VIN.
  • Current Limit and Thermal Protection.
  • 2-MHz Switching Frequency.
  • PFM Operation During Light Load Currents (PFM pin tied high) 2.