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PCA9420 - Power management

General Description

The PCA9420 is a highly integrated Power Management IC (PMIC), targeted to provide a full power management solution for low-power microcontroller applications or other similar applications.

The device consists of a linear battery charger capable of charging up to 315 mA current.

Key Features

  • Linear battery charger for charging single cell li-ion battery.
  • 20 V tolerance on VIN pin.
  • Programmable input OVP (5.5 V or 6 V).
  • Programmable constant current (up to 315 mA) and pre-charge low voltage current threshold.
  • Programmable constant voltage regulation.
  • Programmable automatic recharge voltage and termination current threshold.
  • Built-in protection features such as input OVP, battery SCP, thermal protection.
  • JEITA co.

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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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PCA9420 Power management IC for low-power microcontroller applications Rev. 4.2 — 26 July 2023 Product data sheet 1 General description The PCA9420 is a highly integrated Power Management IC (PMIC), targeted to provide a full power management solution for low-power microcontroller applications or other similar applications. The device consists of a linear battery charger capable of charging up to 315 mA current. It has an I2C programmable Constant Current (CC) and Constant Voltage (CV) values for flexible configuration. Various builtin protection features such as input overvoltage protection, overcurrent protection, thermal protection, etc. are also provided for safe battery charging. It also features JEITA-compliant charging.