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SASemiAgoraSemiconductor knowledge & engineeringOpen lesson

PACKAGING REPLAY LAB / SA-PTR-001

Package, test, reliability.
Read the back-end cards.

This lab collects four precomputed PTR simulations for paper-first review: package parasitics, thermal stack, wafer-sort guardband, and reliability stress vocabulary.

RUN ONE QUESTION

Pick the back-end claim first.

Every card keeps a condition, output, method, source, and limitation attached. The point is evidence discipline, not package or test release.

Packaging / live-precomputed

Package parasitics RLC budget

Compare teaching package cases by loop inductance, coupling capacitance, signal delay, and PDN impedance.

5 ps / 180 pH / 97.5%

Open simulation ->
Packaging / live-precomputed

Package thermal resistance stack

Add junction-to-case and case-to-ambient resistance while keeping hotspot coupling visible.

15 C/W / 0.72 / 1.58 W

Open simulation ->
Test / live-precomputed

Wafer sort binning and guardband

Replay a teaching guardband tradeoff between yield, top bin, estimated escapes, and retest load.

83% / 900 ppm / 4.2%

Open simulation ->
Reliability / live-precomputed

Reliability stress and bathtub curve

Connect infant mortality, useful life, wearout, and accelerated stress vocabulary without claiming qualification.

108 FIT / 8 FIT / 4 modes

Open simulation ->

MODEL BOUNDARY

Useful PTR intuition still needs a bright boundary.

The public replay is for teaching, figures, and early paper planning. It is not package signoff, thermal design release, bin-limit release, a production screen, reliability release, or a customer quality claim.

allowed

Browse saved datasets

Open package, thermal, sort, and reliability data with assumptions visible.

allowed

Download model cards

Use the public source notes and limitations when making slides, drafts, or teaching figures.

blocked

No qualification workflow

No account, upload, production tester run, package design release, field-return intake, reliability signoff, or customer-quality action is present.