MEP EP#256: Color Clashing Chip Consolidation

MEP EP#256: Color Clashing Chip Consolidation

Parker

• Whats up with the Cat feeder unreminder?
  
  
  • Still waiting on components to test with
  
  
  • PinoTaur taking priority
  
  
  • Email PDFs of wiring harnesses
  
  
  
  


• Jeep Fan Project Revisit
  
  
  • Jeep Fan was a project idea to take sensor input from all over the Jeep and display on a VFD
  
  
  • Universal Multi Gauge exist but kinda suck
  
  
  • Rear view mirror has a screen in it
    
    
    • Composite video?
    
    
    
    
  
  
  
  

Stephen

• Negative in negative out SMPS
  
  
  • Help from PhilG and Tom Anderson from the slack channel
  
  
  • Need -5.5V that is derived from a -12V rail
  
  
  • Cannot derive from a positive rail (would be easy)
  
  
  • LTC3805
  
  
  • Design note 1022
    
    
    
    • Perhaps something is weird here. There were two app notes… now there are one…
    
    
    • Current mirror solution for feedback voltage
    
    
    
    
  
  
  • LT8302 is like 4 or 5 bucks in qty
  
  
  • LT1070
  
  
  
  


• Cool Chip - SSI2130
  
  
  • VCO core in a package
  
  
  • Linear through zero