Sunnysky

Sunnysky

74 From Toronto, Ontario
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    • Sunnysky
      Sunnysky replied to the thread Help validating a 3.3 V resistor heater for BMI270.
      The important thermal paths are: Heater to PCB and sensor: Rhs Sensor package and PCB to ambient: Rsa Heater and copper planes to the...
      • 1790100820949.png
    • Sunnysky
      Sunnysky replied to the thread Need help.
      Skin Effects are a result of internal dielectric Eddy Currents. Proximity losses are a result of external Eddy Currents such as parallel...
      • 1790095619391.png
    • Sunnysky
      Sunnysky replied to the thread How Do You Confirm a Suspected Short on a PCB?.
      Usually it is cracked Caps that fail. But the standard diagnostic is to inject an adjustable lab power supply across the node typically...
    • Sunnysky
      Sunnysky replied to the thread Need help.
      Too many questions unrelated. Pre-exam questions? At 140 GHz surface roughness is a significant addition to path length and losses with...
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