Product Detailed Description:

  HY4145 Single Cell Li+ Battery Gauge IC with Protection

The HY4145 is a metering IC launched by Hongkang, which has been refined through multiple tests and updates, with fully matured features and performance. It is now in mass production.

Product Features:Integrated battery measurement chip for single-string lithium batteries

Integrated with dual 16-bit A/D Converters, precisely measures voltage, current, and temperature

Can be paired with low-cost current detection resistors and features automatic calibration.

  Equipped with an internal temperature sensor and an external sensor for precise temperature measurement

Integrated high-precision battery remaining capacity estimation system

GaugePackTM Calculation: Integrated Coulomb Meter and Open-Circuit Voltage (OCV) Calculation

Battery measurement method correlated with the cell characteristic curve

Provide automatic compensation for load temperature, battery aging, and self-discharge

Skip the traditional charging and discharging learning process for batteries

Automatically update battery information to flash memory

Voltage, current, and temperature protection types and thresholds can be planned.

Battery Low-Warning Threshold Setting Available

Automated backup battery usage history

Display connector with low power consumption planning

Offering 96 Bytes Flash Memory

Support multiple energy consumption management models

Directly powered by the battery cell

Support for line 1 and 2 communication interfaces

Battery terminal authentication mechanism compliant with SHA-1 specification

DFN Mini Package: 2.5mm x 4mm, 12-pin, RoSH-free/Pb-free

 Application Category:

Smart Phone

  PDAs

Ebook

Digital Cameras and Cameras

Various portable products