ChargerCore Family (Application-Specific MCU for Battery Charger)
Download (Documentation Materials)

PRODUCT

Brief User's Manual

Solution Notel

Approval sheet

Environment
& Material

ChargerCore1.0

 8-SOIC

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Download (Support Application)

HEADER

EXAMPLE

APPLICATION

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General Description
ChargerCore1.0 Family is optimized AS-MCU for Li-Ion battery Charger.
Application Areas
Celluar phone battery charger.
Features
  • Complete Charger for Li-Ion Batteries

  • Very Low Thermal Dissipation

  • CC(Constant Current) Profile
    - 1.5K¥Ø: 750mA ±50mA
    - 4.7K¥Ø: 750mA ±50mA
    - 27K¥Ø: 450mA ±50mA
  • CV (Constant Voltage) Profile
    - Charge Voltage : 4.2V -0.05V/+0.03V
  • Wake-up
    - Wake-up Charging when the initial battery voltage is below 2.5V - 30 times repeat (charging during 5sec, standby during 2sec)
    - Fast Charging at 2.5V above
  • Current Cut-off
    - 30 ~ 100mA
  • Recharge
    - When below 4.07V±0.05V
  • Chargeable Ambient Temperature Range
    - -5¡É±3¡É¢¦45¡É±3¡É
  • Charging Time
    - Fast Charge : 4 hours - Recharge : 2 hours
  • Over-Voltage Protection
    - Charge Cut-off when 4.35V±0.05 above
  • Error Mode
    - When battery voltage is greater than 4.35V
    - Short or Open in charging
    - Detecting Abnormal Battery
  • LED Display
    - Red : in charging or in wake-up mode
    - Green : charge completion or in recharging
    - Yellow : Stand-by due to Temperature Emergency
    - Yellow Flickering : in Error mode
  • E.S.D. protection up to 2000V

  • Latch-up protection up to ±200mA

  • Korea TTA Specification Certification

  • Package
    - 8-SPDIP and 8-SOIC