mmu_man's latest activity

  • mmu_man
    Well the best one is ColorFabb's. It's expensive, but it's very good. I have a 2kg spool I barely used, that's been lying here including...
  • mmu_man
    mmu_man replied to the thread PowerBook 5xx USB-C PD Adapter.
    So, just confirmed on my PB520c, Vbatt is drawn almost directly to charge the battery (it drops at 11.7V), but it's disconnected when it...
  • mmu_man
    mmu_man replied to the thread PowerBook 5xx USB-C PD Adapter.
    Just tested myself for the sake of it, it happily triggers overcurrent protection at 1.3A if I let it charge on a bench supply. So...
  • mmu_man
    mmu_man replied to the thread PowerBook 5xx USB-C PD Adapter.
    Updated the model to make it easier to assemble with the meter.
  • mmu_man
    mmu_man replied to the thread PowerBook 5xx USB-C PD Adapter.
    So, the only thing I hate more than people forcing me to published unfinished work because they are redoing what I spend nights already...
    • Copie d'écran_20250405_010738.png
    • PowerBook_5xx_PSU_20250405_192526.jpg
  • mmu_man
    mmu_man replied to the thread PowerBook 5xx USB-C PD Adapter.
    So, instead of just doing the math and applying the datasheet for the chip I found, I started writing a KiCad plugin to do that for me…...