Solder Paste: Type 3 vs. Type 4 vs. Type 5

Solder paste can be made with a variety of solder powder sizes.  Solder powder sizes are classified by Type in the IPC standard J-STD-005 Requirements for Soldering Pastes.  Table 3-2 details the solder powder size ranges for each type, and an excerpt from the table is shown below*.   *IPC J-STD-005A Requirements for Soldering Pastes, […]