MEP EP#299: Operation Scope Creep
8 Layer Design
Stephen is working on a 12 pcb design11 pcbs done 1 left6 nets left to go out of 963How to attack an 8 layer design?Part placementStackup prepMulti Gauge Progress / Prop_Fan
Screen and navigationCFA635-TFK-KLTemperatureLTC2983Thermistors 5V analog active sensorsLevel shifterTXB0104DRShift between the 3.3V MCU and the 5V LTC2986Power filteringComprehensive Power Supply System Designs for Harsh Automotive EnvironmentsLT8672LT8614Air QualityHPMA115C0-003PM2.5 Particle SensorSensirion SGP40VOC SensorSensirion SHTC3Temp and HumidityLast thing to finish on the design is to choose how to protect the inputs on the LTC2983Demo boards only use in series 100 ohm resistorsAdventures in Plastic Injection Molding
Stephen got the mold state sideSecond round of payment dueRemember Duty/taxDid the first round of prototyping - looking to validate the mold with more precise controlMaterial storyPolyethylenePolypropyleneHeat/Temperature/Pressure