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MIC5239 - Low Quiescent Current 500mA uCap LDO Regulator

General Description

The MIC5239 is a low quiescent current, µCap low-dropout regulator.

With a maximum operating input voltage of 30V and a quiescent current of 23 µA, it is ideal for supplying keep-alive power in systems with high voltage batteries.

Key Features

  • Ultra-Low Quiescent Current (IQ = 23 µA @ IO = 100 µA).
  • Continuous 500 mA Output Current.
  • Wide Input Range: 2.3V to 30V.
  • Low Dropout Voltage: 350 mV @ 500 mA.
  • ±1.0% Initial Output Accuracy.
  • Stable with Ceramic or Tantalum Output Capacitor.
  • Logic Compatible Enable Input.
  • Low Output Voltage Error Flag Indicator.
  • Overcurrent Protection.
  • Thermal Shutdown.
  • Reverse-Leakage Protection.
  • Reverse-B.

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MIC5239 Low Quiescent Current 500 mA µCap LDO Regulator Features • Ultra-Low Quiescent Current (IQ = 23 µA @ IO = 100 µA) • Continuous 500 mA Output Current • Wide Input Range: 2.3V to 30V • Low Dropout Voltage: 350 mV @ 500 mA • ±1.