Electronic Wear Items

February 18, 2021 Hosted by Parker Dillmann, Stephen Kraig

Chip and component shortages continue! This week's episode covers Ford and GM automotive supply chain problems and EMMC wear chips for Tesla cars.

  • Tesla Recalls Cars With EMMC Failures, Calls Part A ‘Wear Item’

    • Wear items on cars are designed to be “easily” serviced
      • Is this just a cop out to avoid warranty issues and recall problems?
    • If the EMMC is a wear item it should have a recommended service interval but it does not
    • Derek Fronek from the slack channel:
      • “So it finally happened…. after all these years of using SD cards on pi’s ive never had an SD card fail on me, until today…….”
  • Resealing 12oz cans?

    • 3D printed a sealing cap that screws onto a Yeti can insulator
    • Testing it out over the weekend
  • GM to extend vehicle plant shutdowns to more than a month

    • The chip shortages we have been talking about? GM expects it to get worse.
    • Ford cutting Pick Up Truck production! 
    • Shortage could lower Ford’s earnings in 2021 by $2.5 Billion
    • Suppliers are saying by mid June they will be caught up
  • PinoTaur REV 4 Prototype ordered

    • Relay part number: G2RG-2A-X DC12
    • Changing current sense IC to a higher rated one for the 50V DC line
    • Added a second RGB channel for the serial LEDs
  • Digi-Key Elimination Search

  • Coolio Opamp

    • TLV915x
    • $0.512 in 1k qty from TI
    • 125uV offset
    • 16V
    • Rail to rail
  • Parallax Prop 2 exists! 

    • Parker has a development board now

Hosts: Parker Dillmann, Stephen Kraig

Special thanks to whixr over at Tymkrs for the intro and outro!