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LM2990 - Negative Low-Dropout Regulator

Description

The LM2990 is a three-terminal, low-dropout, 1-A negative voltage regulator available with fixed output voltages of 5 V, 5.2 V, 12 V, and

15 V.

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

Features

  • 1 Input Voltage:.
  • 26 V to.
  • 6 V.
  • Fixed Output Voltages:.
  • 5 V,.
  • 5.2 V,.
  • 12 V, and.
  • 15 V.
  • 5% Output Accuracy over Entire Operating Range.
  • Output Current in Excess of 1 A.
  • Dropout Voltage Typically 0.6 V at 1-A Load.
  • Low Quiescent Current.
  • Internal Short-Circuit Current Limit.
  • Internal Thermal Shutdown with Hysteresis.
  • Functional Complement to the LM2940 Series 2 Applicati.

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Full PDF Text Transcription

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM2990 SNVS093G – JUNE 1999 – REVISED MAY 2015 LM2990 Negative Low-Dropout Regulator 1 Features •1 Input Voltage: –26 V to –6 V • Fixed Output Voltages: −5 V, −5.2 V, −12 V, and −15 V • 5% Output Accuracy over Entire Operating Range • Output Current in Excess of 1 A • Dropout Voltage Typically 0.
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