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Technical Article


What is an isolation gap on a power PCB?

Time:2018-12-20 18:28:21 Click:

Isolation gap on a power PCB : Spacing on a power PCB

 

Spacing of common power PCB:

 

Double-sided PCB: 0.3mm;

Single-sided PCB: 0.5mm;

Module power supply & transformer input sideline: 1mm;

 

For those AC input but DC output power supply, safety spacing should be more than 6mm;

 

The radiator of switching power supply, spacing should be over 2mm.

 

 

                                  

      

 


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