SSMD PCBs with LEDs and drivers, prone to dry joints, need reflowing. Options include hot-plate, SMD oven, or IR oven. Dry joints sometimes connect to thermal copper pour. Consider using gas gun soldering tool on hot-plate.
How about repairing PCBs with surface-mount components suffering from dry joints? Read More »
PCB assembly issues with Diptrace pick and place files, lacking required format.
Summary: Errors found after circuit printing. Wanted a pen matching printer’s composition for repairs. Permanent marker failed. Potential fortune in invention.
What are the steps to fix PCB issues prior to the etching process Read More »
Errors on circuit print; wished for repair pen like printer ink; marker failed; potential lucrative invention.
BGA placement accurate. Options for testing 400+ pins without high cost.
Can you provide any recommendations for examining FPGAs? Read More »
“Concerns about flush mounting PCB with short through-hole pins: soldering checked, but long-term impacts uncertain.”
Thickness of PCB and length of through-hole pins Read More »
“Designing 4-Layer PCB with via options in Altium Designer. Need help understanding via sizing and its relation to inductance and current.”
Managing impedance control during PCB fabrication with optimizing PCB via sizes Read More »
Thermal vias on PCB are plated and plugged with epoxy, while normal vias are not. How to communicate this to PCB assembler without gerbers?
Problem with PCB printing using Photo resist DRY Film method, seeking help for next steps.
There is no light leakage in the board for the Photo Resist Dry Film. Read More »
Designing board for 1551USB1 with USB-A connector placement issue, seeking advice on correct connector choice and clearance concerns.
Experiencing difficulties with the Hammond 1551USB1 enclosure? Read More »
China First 7-Day Delivery PCB Factory, Free Samples Available.
Operating from China, WellCircuits stands as a top-tier manufacturer of premium PCBs & PCBAs.
Our expertise lies in crafting multilayer flexible circuits, rigid-flex PCBs, HDI PCBs, and Rogers PCBs.
We excel in rapid-turnaround PCB prototyping and thrive on handling challenging projects as our forte.