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Backup Power Supply system for eCall

 In a vehicle collision that air bag is automatically activated, it is expected that the power supply disconnects from its car battery. Thus, having a backup power source for eCall(emergency call system) is necessary. FDK provides the best solution to this kind of situation supported by our battery and circuit technology as well as our software development. Backup Power Supply system for eCall 

Features of Customized battery pack

 Lithium battery use model
  • Battery
    • Lithium primary battery (ex. CR17450HE-N)
  • Electrical Characteristics
    • Depend on the specifications (ex. 12V, 1.5A)
  • Interfaces and functions
    • Communication function to in-vehicle unit,
      Capable of carrying notification function on battery's condition
    • Carrying protecting battery circuit function by request
    • Carrying detecting battery life function by request
  • Shape
    • No standard specification (negotiable)
Ni-MH use model
  • Battery
    • Nickel metal-hydrate battery
      (HR-AAAUT,HR-AAAUC, HR-AAULT,HR-4/5FAUPT)
    • Safe and High reliability(electrolyte aqueous solution)
  • Electrical Characteristic
    • Depend on the specifications(ex. 4.8V, 3A)
  • Interfaces and Functions
    • Carrying battery protect function
    • Carrying battery life detect and charging function by request
  • Shape
    • No standard specification(negotiable)

Discharge Characteristics of batteries

Lithium battery CR17450HE-N 2A Continuous discharge characteristics

Lithium battery CR17450HE-N  2A Continuous discharge characteristics

Ni-MH Battery:HR-AAULT Discharge Characteristics

Ni-MH Battery:HR-AAULT Discharge Characteristics