مدونة

Control electrostatic field meter distance, target geometry and positioning; identify unsupported corrections and build repeatable packaging measurement records.

Plan ESD protection for PCB repair returns with board identity, accepted support, receiving checks, package reuse review and dispatch records.

Control customer-owned components in contract manufacturing with approved ESD packaging, ownership records, receiving decisions and partial-lot returns.

Plan PCB magazine trolley use for high-mix jobs with board-family fit checks, controlled changeovers, status handovers and acceptance evidence.

Control humidity comparisons in ESD surface-resistance testing with specimen conditioning, consistent methods, individual results and supplier evidence.

Compare two-point probes and concentric electrodes by measurement quantity, contact geometry, specimen limits and instrument compatibility.

Plan electrostatic field meter checks between calibrations with controlled references, repeatable geometry, records and clear failure decisions.

Review an ESD test report with sample identity, test scope, conditions, measurement evidence, acceptance rules and a practical procurement checklist.

Compare surface resistance and surface resistivity in ESD specifications, with geometry limits, an illustrative calculation and supplier-report checks.

Define JEDEC tray pocket orientation with carrier drawings, package references, machine recipes and receiving checks before automated IC handling.

Plan ESD trolley cleaning with compatible methods, controlled inventory transfer, condition checks and separate electrical and mechanical return-to-service acceptance.

Specify ESD trolley shelf spacing using complete loaded package envelopes, support geometry, retrieval motion and approved mixed-load configurations.