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Circuit Break – A MacroFab Podcast

EP#349: Connector Catalogs

62 min • 23 oktober 2022

November 5, 2022 - Extra Life

  • Haven't had a chance to work on this yet
  • Going to stream working on it?

Adventures in injection molding

  • PINNACLE 5112C3
  • 8% haze - this is pretty low. Any lower and it would be considered “clear”
  • Low melt flow, excellent processability - Voids
  • Two ways to create diffusion 
    • Haze
    • Surface Texture

Jeep Prop Fan 

  • Half bridges for each output
  • Current sensing 
    • INA219
  • Inputs 
    • Found a product that will do the thermocouples on canbus
    • Instead of that crazy LTC2986 chip 
      • Just expose an ADC 0-5V 
  • Connectors are the hardest part of this project so far 
    • Dictate the entire specifications

RFAB2 Lab - an expansion of the RFAB1 Lab

  • Sept. 29, TI announcedt began initial chip production at RFAB2, a new 300-mm analog wafer lab in Richardson, TX
  • 300 analog fab 
    • digital isolator
    • Ethernet transceiver
    • brushless DC motor driver
    • digital-to-analog converter
  • 100M units/day within a few years

 

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