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LPM3810 - 1.2A Synchronous Step-down Converter

General Description

DC/DC converter which integrates an inductor and a control IC adopting current mode control in one tiny package.

External Schottky diodes are not required.

LPM3810 can supply 1.2A of load current from 2.5V to 5.5V supply voltage.

Key Features

  • Integrated inductor, Power MOSFETs and controller.
  • 2.5V to 5.5V Input Voltage Range.
  • 1200mA Load Current.
  • Efficiency: Up to 92% (VIN=5V, VOUT=3.3V, Iout=400mA).
  • 1.5MHz Constant Switching Frequency.
  • 100% Duty Cycle in Dropout Operation.
  • Current Mode Control.
  • Thermal Shutdown.
  • Current Limit Protection.
  • Short Protection.
  • Support UVLO, Soft Start.
  • Small QFN-12 Package.
  • EU RoHS Compliant, Pb Free Product.

📥 Download Datasheet

Datasheet Details

Part number LPM3810
Manufacturer LFC semi
File Size 440.75 KB
Description 1.2A Synchronous Step-down Converter
Datasheet download datasheet LPM3810 Datasheet

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Full PDF Text Transcription (Reference)

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LPM3810 Rev. 1.0 1.2A Synchronous Step-down Converter with Integrated Inductor Features  Integrated inductor, Power MOSFETs and controller  2.5V to 5.5V Input Voltage Range  1200mA Load Current  Efficiency: Up to 92% (VIN=5V, VOUT=3.3V, Iout=400mA)  1.5MHz Constant Switching Frequency  100% Duty Cycle in Dropout Operation  Current Mode Control  Thermal Shutdown  Current Limit Protection  Short Protection  Support UVLO, Soft Start  Small QFN-12 Package  EU RoHS Compliant, Pb Free Product Description The LPM3810 is a 1.2A synchronous step-down DC/DC converter which integrates an inductor and a control IC adopting current mode control in one tiny package. External Schottky diodes are not required. LPM3810 can supply 1.2A of load current from 2.5V to 5.5V supply voltage.