General Description

The RT9718 is an integrated circuit optimized to protect low voltage system from abnormal high input voltage (up to 28V). The IC monitors the input voltage, battery voltage and the charging current to make sure all three parameters are operated in normal range.

Features

Fully Integrated Protection Function

  `Programmable OCP

  `Input OVP

  `Battery OVP

Withstand High Input Voltage Up to 28V

Over Voltage Turn Off Time Less Than 1us

High Accuracy Protection Thresholds

Over Temperature Protection

High Immunity of False Triggering Under Transients

Warning Indication Output

Enable Input

Thermal Enhanced WDFN Package

RoHS Compliant and Halogen Free

Applications

Cellular Phones

Digital Cameras

PDAs and Smart Phones

Portable Instruments