Battery Fuel Gauge

  HY4222 1-to-3 Cell Li+ Battery Gauge IC with Direct Connection
  Main Features of HY4222 Series:   

  Used as stand–alone battery gauge for 1 to 3 Li+ Cell battery applications
         Integrate dual 16-bit ADCs for precision voltage, current, and temperature measurements
         Use a low cost and low value sense resistor with calibration for current measurement
         Use integrated and external temperature sensors for temperature measurement
  Integrate accurate battery capacity estimate system
         Integrate GaugePackTM algorithm – mixed algorithm with coulomb counting, open circuit cell voltage measurement and cell characteristics
         Compensate rate, temperature, age and self–discharge effects automatically
         Require no fully battery charge-to-discharge or Discharge-to-charge recycling for capacity learning process
         Backup specific battery capacity information to Nonvolatile (NV) Flash memory automatically
  Support LEDs for capacity indication
  Feature programmable protection alerts
        Protections for voltage, current, and temperature faults
        Provide pin alert for voltage, current, and temperature protection
  Backup battery lifetime data to Nonvolatile (NV) Flash memory automatically
  Provide 96 bytes Nonvolatile (NV)user scratch pad Flash memory
 
  Application:   
  E-Bikes
  E-Power Tools
  Portable Instruments

 

  Battery Fuel Gauge
Model No.

Cell No

Protection

LEDs

Interface

Authentication

User Flash
(Bytes)

Package

Datasheet

Command and Data
Specification

Technical Reference

HY4222
1~3
JEITA
5
2-Wire
(I2C)
SHA-1
96
TSSOP-20
Please contact HYCON
for details
Please contact HYCON
for details

  Battery Fuel Gauge 系列技術支援
名稱

說明

軟體

版本修訂記錄

軟體資訊更新

軟體使用說明書

硬體使用說明書

HY4222-AK01
性能測試工具
HY4222-WK01
燒錄器

  產品應用說明書
名稱
說明
下載
APD-HY4222005_TC
HY4222 Data Flash設定應用說明書
APD-PCB002_SC
Circuit Design and PCB Layout Guide
 
 
 
 

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