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Section 1 — Customer & Program Identification

Customer Tier (Internal Use)
Forecast Horizon
• Pilot / EVT
• Qualification / DVT
• Production (Year 1 / Year 2 / Year 3)

Section 2 — Application & Use-Case Definition (Critical)

Primary Application
(e.g., 400G IMDD transceiver, methane sensor module, distributed sensing interrogator)
Why CW-DFB is Required (Customer Rationale):

Section 3 — Optical & Electrical Performance Requirements

3.1 Optical Specifications

3.1 a) Parameter: Center Wavelength (nm)
3.1 b) Output Power (mW)
3.1 c) SMSR (dB)
3.1 d) Linewidth
3.1 e) RIN (dB/Hz)
3.1 f) DOP
3.1 g) Side-Mode Stability
Operation Mode:

Section 3 — Optical & Electrical Performance Requirements

3.2 Electrical & Thermal
3.2 a) Threshold Current (Ith)
3.2 b) Operating Current (Iop)
3.2 c) Forward Voltage (Vf)
3.2 d) Case Temperature Range
3.2 e) Max Junction Temp

Section 4 — Package, Interface & Integration

Preferred Form Factor
Optical Interface
Polarization Requirement

Section 5 — Reliability, Qualification & Compliance

Intended Qualification Standard
Required Tests (check all that apply)
Customer Risk Sensitivity

Section 6 — Commercial & Supply Expectations

Cost Sensitivity
Supply Model
Second Source Requirement
Forecast Stability

Section 7 — Customer Concerns & Decision Drivers

(Mandatory narrative section)
What Would Prevent Adoption?
What Would Secure Design-In?
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Section 8 — Internal Alignment & Resource Mapping (Internal Use)

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Engineering Impact
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Manufacturing Readiness
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Risk Level (Internal):
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Recommended Engagement Model
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Section 9 — Summary & Next Actions

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Internal Recommendation
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Next Steps
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