Circuit Break - A MacroFab Podcast

MEP EP#200: Rotary Alarm System

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MEP EP#200: Rotary Alarm System

Parker

  • Air Raid Siren Completed
  • Working on the power sub system for a D.C. Badge
    • Based on the successful DOOM SAO power system
    • USB Type-C for “cable” power
    • 5.1K on both CC pins
      • Gives us 1.5A at 5V which is plenty of juice
      • Alkaline Primary Cells
      • TPS2113 for switching between cable power and the batteries
      • SAO connector implementation with proper current limiting
      • Gonna try a small little buck switcher
        • TLV62568 to knock the USB and battery voltage down to the 3.3V we need.
        • Going to design a lithium powered version that can recharge over the Type-C
        • Brewery Building is next project
        • MacroFab has guided tours in the platform. Let me know how they work.

          • Stephen

          • Multi Layer PCB
            • Finishing up a 6 layer PCB with mixed signal
              • Top
              • GND
              • Inner1
              • POWER
              • POWER
              • Bot
              • Multi Transformer solution for preamp power supply
                • Should I just go with my already proven SMPS instead?

                  • R.F.O.

                  • Cheating At Bowling, The Hacker Way
                    • Star Wars BB8 style robot inside a bowling ball
                    • Controlled by leaning your body!
                    • Digikey - Now with more Vacuum!
                      • Tube Depot - stock on digikey
                      • NOS
                      • Matching
                      • Toshiba TCKE8xx eFuse ICs
                        • Datasheet is tough to find atm
                        • Parker has used the Ti TPS25926 in previous projects which is similar
                          •  
                          • ...more
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                            Circuit Break - A MacroFab PodcastBy MacroFab, Inc.
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