MEP EP#268: Avoid The Extremes
Mar 17, 2021•1 hr 4 min•Ep. 268
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Episode description
MEP EP#268: Avoid The Extremes
- Fan controller for Jeep
- Brushless fan temperature controller
- Nothing fancy but the “override” signal is ground triggered!
- Will have to invert the A/C compressor signal with a relay
- Controlling PCB cost
- What are the knobs that can be turned to adjust the cost of the PCB itself?
- The easy ones
- Size (not necessarily rectangle)
- Panelization
- Base material
- TG ratings - The glass transition temperature
- FR4
- Trace/Space
- Minimum hole size
- Mask Color
- Surface finish
- Copper weight
- Not as easy ones
- Vias
- Tented
- Plugged
- Blind
- Buried
- Vias
- Digikey’s Latest Innovation
- Information printed on the backside of cut tape
- 8mm tape
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