Ipc-7530 Page

: The duration the solder remains in a liquid state.

The current version is (released January 2025), which expands beyond reflow and wave soldering to include vapor phase, laser, and selective soldering processes. Core Stages of a Thermal Profile IPC-7530

A compliant thermal profile typically consists of four critical phases: : The duration the solder remains in a liquid state

: Gradually increasing the temperature to avoid thermal shock to the PCB or components. IPC-7530