SIR | Surface Insulation Resistance

ZESTRON proudly offers SIR testing at our Manassas, VA location. SIR is a quantitative test method used to characterize the PCB manufacturing process residues and their impact on reliability. ZESTRON’s SIR testing capability is offered to clients whose goal is to understand the impact of flux residues on the electrical reliability of a device, and who require an effective predictor of long-term failure mechanisms and service life reliability.

ZESTRON’S SIR service:

  • ZESTRON’s SIR testing is conducted in accordance with IPC-TM-650, method utilizing the IPC B-52 test assembly.
  • Situations that SIR testing is ideally suited for include process qualification, process verifications, development of a new process, or improving a current process.
  • Detailed post-testing analysis and reporting.
  • ZESTRON’s expert Application Engineers will work closely with you through the entire testing process, from defining project objectives to post-test reporting presentation.

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