Process Flows
Explore our process flows for monolithic and hybrid assembly
For hybrid devices, Golden Altos can customize a flow to match your particular needs or use one of our standard flows which follow MIL-PRF-38534.
We’re here to help engineer a solution for you.
Hybrid Assembly Process Flows
| STEP | ASSEMBLY/QA | ENGINEERING | PROTOTYPE | COMMERCIAL | MIL-PRF-38534 (H) | MIL-PRF-38534 (K) |
| 1 + QA | Element Evaluation + QA | x | x | x | x | x |
| 2 | Element Attach | x | x | x | x | x |
| 3 | Element Shear or Stud Pull (QA) | x | x | x | x | x |
| 4 | Wire Bond | x | x | x | x | x |
| 5 | Bond Pull Strength | x | ||||
| 6 | Bond Pull Strength (QA) | x | x | x | x | x |
| 7+ QA | 3rd Optical Internal Visual + QA | x | x | x | x | x |
| 8 | Electrical Test | x | x | x | x | |
| 9 | Rework (if Necessary) | x | x | x | x | x |
| 10 | Electrical Re-Test (if Necessary) | x | x | x | x | x |
| 11 | Sealing | x | x | x | x | x |
| 12 | Temperature Cycle | x | x | |||
| 13 | Centrifuge | x | x | |||
| 14 | Fine Leak | x | x | |||
| 15 | Gross Leak | x | x | x | ||
| 16 | PIND | x | ||||
| 17 | X-Ray | x | ||||
| 18 | Serialization | x | ||||
| 19 | Unit Top Mark | x | x | x | x | |
| 20 | 4th Optical Package External Visual | x | x | x | x | x |
| 21 | Plant Clearance (QA) | x | x | x | x |
