technical terms The library is still under construction Jump to H, I, P, S H HDI/SBU printed circuit boards HSMtec® I Iceberg® circuit boards P Plugging S SIR test according to IPC Solder surface or printed circuit board finish, Part 1: Function and properties Solder Surfaces for Printed Circuit Boards, Part 2: Electroless Nickel-Gold Solder Surfaces for Printed Circuit Boards, Part 4: HAL lead-free Soldering surfaces for printed circuit boards, Part 3: Immersion tin