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LM2990QML - Negative Low Dropout Regulator

General Description

The LM2990 is a three-terminal, low dropout, 1 ampere negative voltage regulator available with a fixed output voltage of

5V.

The LM2990 uses new circuit design techniques to provide low dropout and low quiescent current.

Key Features

  • 1.
  • 2 5% Output Accuracy over Entire Operating Range.
  • Output Current in Excess of 1A.
  • Dropout Voltage Typically 0.6V at 1A Load.
  • Low Quiescent Current.
  • Internal Short Circuit Current Limit.
  • Internal Thermal Shutdown with Hysteresis.
  • Functional Complement to the LM2940 Series.

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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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LM2990QML www.ti.com SNVS391 – DECEMBER 2010 LM2990QML Negative Low Dropout Regulator Check for Samples: LM2990QML FEATURES 1 •2 5% Output Accuracy over Entire Operating Range • Output Current in Excess of 1A • Dropout Voltage Typically 0.6V at 1A Load • Low Quiescent Current • Internal Short Circuit Current Limit • Internal Thermal Shutdown with Hysteresis • Functional Complement to the LM2940 Series APPLICATIONS • Post Switcher Regulator • Local, On-Card, Regulation • Battery Operated Equipment DESCRIPTION The LM2990 is a three-terminal, low dropout, 1 ampere negative voltage regulator available with a fixed output voltage of −5V. The LM2990 uses new circuit design techniques to provide low dropout and low quiescent current. The dropout voltage at 1A load current is typically 0.