Ipc-7095 Pdf =link= -

: Broadened scope for manufacturers transitioning heavily into full lead-free (RoHS) materials.

The standard describes Weibull plots for thermal cycle testing. It specifies that for a mounted BGA to pass IPC-7095 Class 2 (General electronics), the characteristic life (η) must exceed 1,000 cycles from -40°C to 125°C. ipc-7095 pdf

Defines how to interpret 2D, 2.5D, and 3D CT images to identify hidden defects like bridging or non-wet opens. ipc-7095 pdf