Design Verification/Board Stability Verification

Board Stability Verification

Design Verification · Board Stability

Measuring and evaluating electrical margin, heat, system interfaces and long-term reliability on the assembled board.

We find the weak points under real operating conditions.

  • Power
  • Thermal
  • Interface

Key services

Measurement

Measuring design suitability

We measure and evaluate how the selected components and the assembled circuit work together — performance against heat, electrical load and transient behaviour.

Verification

Verifying suitability

We verify suitability under actual operating conditions, testing how characteristics shift with electrical noise, temperature and humidity, and resolve the weak points we find.

Target boards

  • SMPS
  • Converters
  • Inverters
  • Boards with newly adopted components
  • Power boards
  • Controllers
  • Main boards
  • Interfaces

Analysis stages and key items

  1. 01Electrical Margin

    Electrical operating margin

    • Operating stability under voltage fluctuation
    • Response speed of overcurrent and short-circuit protection
    • Input/output signal noise margin measurement
  2. 02Thermal Stress

    Thermal environment stress

    • High and low temperature cycling
    • Impact of local heating on surrounding components
    • Efficiency analysis of heat dissipation design (heatsink / via)
  3. 03Interface

    Interface verification between systems

    • Immunity to sudden or unstable power and signals in the assembled system
  4. 04Long-term

    Long-term accelerated reliability

    • Accelerated stress testing for limit life prediction
    • Monitoring board insulation drift under thermal shock and damp heat

Key analysis equipment

  • Power evaluation systemPower Supply Evaluation System
  • Thermal imagingThermal Imaging
  • Noise testerNoise Tester
  • HAST chamberHighly Accelerated Stress Test Chamber