General Purpose, Gated Oscillator Based, DC DC Boost Converter


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General Purpose, Gated Oscillator Based, DC/DC Boost Converter

  • Good efficiency Over a Very Wide Load Range
  • Very Low Output Voltage Ripple
  • Small, Mini-SO-8 Package (half the Footprint of Standard 8 pin SO Package)
  • 1.09 mm Package height
  • Up to 2 MHz Switching Frequency
  • .8V to 14V Operating Voltage
  • 1.1V Start-up Voltage
  • 1.24V - 14V Adjustable Output Voltage
  • Up to 2A Load Current at low Output Voltages
  • 0.17 Ohm Internal MOSFET
  • Up to 90% Regulator Efficiency
  • 80 micro A Typical Operating Current (into Vdd pin of supply)
  • <2.5microA Guaranteed Supply Current in Shutdown
  • 4mm X 4 mm Thermally Enhanced LLP Package Option


  • Cameras, Pagers and Cell Phones
  • PDAs, Palmtop Computers, GPS devices
  • White LED Drive, TFT or Scanned LCDs
  • Flash Memory Programming
  • Hand-Held Instruments
  • 1,2, 3 or 4 Cell Alkaline Systems
  • 1, 2, or 3 Cell Lithium-ion Systems


Boost converters (integrated switch)
LM2623 0.8V to 14V input voltage, 2A load current, step-up DC-DC LM2623-Q1 0.8-V to 14-V input voltage, 2-A load current, step-up DC/DC, AEC-Q100 qualified

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Evaluation board

LM2623EV/NOPB – General Purpose, Gated Oscillator Based, DC DC Boost Converter

TI's Standard Terms and Conditions for Evaluation Items apply.

Technical documentation

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Type Title Date
* User guide AN-1274 LM2623 Evaluation Board (Rev. H) Apr. 29, 2013
More literature LM2623EV/NOPB EU Declaration of Conformity (DoC) Jan. 02, 2019

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