Recent content by JohnyV

  1. JohnyV

    80v Tool batteries :)

    Hi Jes. During your pack dis-assembly did you happen to figure out what the third pin on the Kobalt packs does?
  2. JohnyV

    SIGNALAB (Ping) BMS Schematic

    Hi guys. This is probably a bit late since you stopped discussing this last year but the reason that these FETs get hot is that the charging current goes through the diode in the FET - hence a 0.8 to 1V drop. When the FET is controlling discharge the current goes through the FET junction that is...
  3. JohnyV

    Got my NEW Headway BMS - It's finally all working!

    Hi guys. Has anyone nutted out a schematic for any of the Headways BMSs. I have 12 of them in a car (each is 16 cell) and would love to have a better idea of what works where.
  4. JohnyV

    A123 from China. C and avoid [SOLVED]

    Why do you say that Headways can not be pushed beyond 5C? Is this for current cells?
See more
Back
Top