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QA & Reliability

Dynamic TIMs
Testing

Prove Performance
Before OEM Qualification.

Independent, ASTM D5470-aligned thermal interface material characterization using the Siemens DynTIM Dynamic TIMs Tester.

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Support faster OEM design decisions. Strengthen competitive replacement opportunities. Prove performance beyond the datasheet.

Catch Pump-Out and Wetting Issues Before Field Returns.

Thin-BLT optical packages degrade in ways time-zero data never shows. Dynamic TIMs Testing measures resistance drift under cycling so reliability teams see the failure mode during characterization, not in MTBF data.

TIME-ZERO ISN'T ENOUGH

Degradation Starts Early and Surfaces Late.

Pump-out, poor wetting, and thickness sensitivity build quietly through thermal cycling and appear as customer returns.

DRIFT
Resistance changes under cycling
Thermal impedance can move well beyond the datasheet value after cycling.
WETTING
Incomplete surface contact
Incomplete wetting at low BLT can increase interface resistance in ways bulk conductivity data does not show.
EVIDENCE
No defensible record
Reliability discussions benefit from independent data measured under documented conditions.
Measure drift under cycling on the same rig, under the same conditions, across every candidate material.

Dynamic TIMs Testing Report

DELIVERABLES
✓
Sub-50µm Rth vs. BLT characterization curve
✓
Contact resistance separated from bulk conductivity
✓
Real clamping pressure and module-level conditions
✓
Post-cycling drift and failure-mode observations, where applicable
✓
Flotherm / FLOEFD-ready data support, where applicable
✓
ASTM D5470-aligned independent report
How QA & Reliability Teams Use It
→Quantify degradation with post-cycling Rth comparisons
→Identify failure modes before qualification testing begins
→Set inspection and acceptance limits from measured behavior
→Support RMA and root-cause analysis with independent data

Find the Failure Mode in Characterization, Not the Field.

Independent, ASTM D5470-aligned characterization, including post-cycling comparisons where the test scope includes them.

Looking to license Siemens Simcenter software for your own team? Visit the software sites below — software licensing only, not Dynamic TIMs Testing services.

Flotherm · FLOEFD · HEEDS · Micred T3Ster · Power Tester · Simcenter Thermal
Liv · liv@electrosource.com
Visit siemens-thermal.electrosource.com →
Simcenter Testlab · Simcenter SCADAS · NVH Data Acquisition & Analysis
Kym · kym@electrosource.com
Visit nvh-siemens.electrosource.com →