LipFepo4 charger

Discussion in 'General Electronics Chat' started by vinodkaruvat, Apr 13, 2013.

  1. vinodkaruvat

    Thread Starter New Member

    Apr 3, 2012

    I want to design a charger circuit for a LiFePo4 pack.
    The pack shld give me 3300mAh and 6.6V. So I am connecting 2S2P(2 serial and 2 parallel) batteries to make it a pack(each battery is of 3.3V and 1650mAh). From what I understand i need to take special care when charging batteries in series. I intend to use the bq24630 chip(it can charge upto 7 batts in series) and also use a protection chip from Sii.(this is for 3-4 bats in series). Now, my concern is will