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PT1502 Datasheet PMU

Manufacturer: PowTech

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General Description

The PT1502 is a integrated power management unit for small handheld portable applications.

It contains a single-cell Lithium Ion battery charger, a synchronous step-down DC-DC converter and 2 Low Dropout Regulators.

It allows charging from both wall adapter and USB port.

Overview

PT1502 PMU for Portable Applications GENERAL.

Key Features

  • Integrated switch for USB/AC Adapter supply 120uA quiescent supply current(includes step-down DC-DC converters and two low dropout regulators) Integrated single-cell lithium ion battery charger.
  • Auto thermal regulated.
  • Charging current up to 1.2 A.
  • Charging current adjusted by external resistor Integrated step-down DC-DC converter.
  • Output voltage adjusted by external resistor.
  • Output current up to 800mA.
  • 1.5M Hz fixed switching frequency.
  • Over-curre.

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