DC2118B, Demo Board For LTC4040 5Vin, 2A Single Cell Li-ion/LiFePO4 Buck Battery Charger with 2.5A Boost Backup Power Manager

Reference Design using part LTC4040EUFD by Analog Devices

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DC2118B Image
DC2118B Schematic
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Manufacturer

Analog Devices
  • Application Category
    Battery Management
  • Product Type
    Battery Charger
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Associated Documents

For End Products

  • Data Logger
  • Industrial Asset Tracking
  • Security System
  • Telematics
  • USB Power Devices

Description

  • DC2118B, Demonstration Circuit is a combination step-down battery charger and step-up battery backup regulator using the LTC4040 monolithic system power manager. The DC2118B has an input voltage range from 4.8V to 5.5V with overvoltage protection (OVP) to 40V, as limited by the external MOSFET. The input current is monitored to prioritize the load up to the 2.5A threshold before charge current is reduced

Key Features

  • Battery Type
    Lithium-Ion|LiFePO4
  • Input Voltage
    4.8 to 5.5 V
  • Output Voltage
    5 V
  • Number of Battery Cells
    1

Featured Parts (2)

Featured Parts
Part Number Manufacturer Type Description
LTC4040EUFD#PBF Analog Devices Battery Management ICs Switching Battery Charger Li-FePO4/Li-Ion/Li-Pol 2500mA 3.2V 24-Pin QFN EP Tube Buy
LTC4040EUFD#TRPBF Analog Devices Battery Management ICs Switching Battery Charger Li-FePO4/Li-Ion/Li-Pol 2500mA 3.2V 24-Pin QFN EP T/R Buy

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