1. Project introduction

DPA analyzes benefits

Component manufacturers: understand product quality, improve product design process, and reduce business risks

System Integrator: Enhance procurement quality monitoring, eliminate early hazards, and improve product reliability

DPA’s main analysis items:

1. Visual Inspection

2. X-ray inspection

3. Ultrasound examination C–SAM

4. Open Decap/Take DIE

5. Internal Inspection

6. Slice Cross-section

7. Electron microscopy SEM/EDAX

8. Pull Test

9. Bonding strength

10. Attachment strength

11. Terminal strength

12. Airproof Check

13. Integrity Inspection Passivation

14. Sampling with Microscop

15. Physical Check

16. Particle Noise PIND

17. Contact Check

18. Shear Strength Test Shear Test

DPA analysis flowchart

DPA different types of package analysis process

DPA is mainly analytical instruments and equipment

Optical Microscope


Infrared microscope FTIR

Slice Cross section


Peel strength

Stretch the tensile test

X-fluorescent surface thickness XRF/thickness

SEM/EDX spectroscopy of SEM/EDX

Shear/Pull test

SEM/EDX spectroscopy of SEM/EDX

Shear/Pull test

Thermomechanical/differential scanning analysis TMA/DSC(Tg, CTE, TD, cure factor)

Thermogravimetric analysis TGA(Td, moisture content)

Strain measurement (Heat sink process simulation)

Impedance TDR

Ultrasound scan SAT

Kaifeng De-cap

Electrical test LCR

The main analysis cases of DPA are as follows:

The case of the Hitachi SU5000 SEM