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LTC3203 Datasheet 500ma Output Current Low Noise Dual Mode Step-up Charge Pumps

Manufacturer: Linear Technology (now Analog Devices)

Overview: U U.

Key Features

  • Selectable Dual Mode Operation: 1:1.5 or 1:2.
  • High Output Current: Up to 500mA.
  • Low Noise Constant Frequency (1MHz/0.9MHz) Operation.
  • VIN Range: 2.7V to 5.5V.
  • Adjustable Output Voltage (LTC3203/LTC3203B).
  • User Selectable Fixed Output Voltages: 4.5V or 5V (LTC3203-1 and LTC3203B-1).
  • Burst Mode® Operation with IQ ~ 120µA (LTC3203/LTC3203-1).
  • Constant Freqency Operation at All Loads (LTC3203B/LTC3203B-1).
  • Soft-Start Limits Inrush Current at Turn-On.

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Part Number Description
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