Ironwood Electronics is proud to offer an extension of our SBT-BGA socket product line. A new BGA socket family was developed for 0.3mm pitch devices and have proven successful in the field. The SBT socket is a small footprint machined spring pin socket with increased endurance and temperature ranges. 0.3mm SBT pin has 4 point crown tip for contacting BGA ball/bump. SBT pin is a machined contact with outside spring with fixed coils that provides a robust solution for Burn-in & Test applications. The socket provides heat sinking up to several watts with custom heat sinks available for higher power dissipation. SBT is available for all package types including BGA, LGA, QFN, QFP and PoP with pitches from 0.3mm to 1.27mm.

    Typical specifications for the 0.3mm pitch SBT contact technology include:

  • Contact resistance <100 mOhms
  • Bandwidth 17 GHz @-1dB
  • Force 15 grams per contact
  • Operating temperature -55 to +150° C
  • Insertion/Extraction cycles >100,000
  • Working travel: 0.5mm
  • Current rating (ambient): 2A

Custom design and short lead-time is our specialty. For more information on SBT sockets, please visit our website: