Repeated BGA Rework: How to Decide When a PCB Should Be Retired
There is no universal BGA rework cycle limit that determines whether every PCB can be reused or must be retired. The decision depends on the board and component construction, accumulated thermal and m...
28 Oct,2026
Reball or Replace a BGA Component? A Decision Guide for Repair Teams
The decision in BGA chip rework is whether the evidence supports reusing the existing component or installing a verified replacement. Reballing renews external solder balls; it cannot correct a failed...
28 Oct,2026
Post-Rework Functional Testing: Why a Passing X-Ray Image Is Not Enough
BGA rework systems can restore a component's attachment, but a repaired assembly needs evidence of both acceptable workmanship and required operation before release. A passing X-ray image shows th...
28 Oct,2026
PCB Rework Station Site Preparation: Removing Residual Solder Without Lifting Pads
A BGA footprint prepared at a PCB rework station is ready for a replacement component when its lands are intact, sufficiently level for the specified deposition process, clean and verified against the...
28 Oct,2026
Laser Reballing Machine Trials: Defining the Local Heating Process Window
A laser reballing machine trial succeeds when it produces consistently attached solder balls without damaging the package, and when the result survives the agreed inspection and electrical checks. A v...
28 Oct,2026
How to Place Thermocouples for BGA Rework Temperature Profile Measurement
A useful BGA rework temperature profile measures the thermal conditions that matter to the solder joints, the package and the surrounding assembly. A thermocouple resting on the package top cannot, by...
28 Oct,2026
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