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4. Replace Through-Hole with SMD Resistor

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RK73B2BRTTD103G
Component
DigiKey Part No2019-RK73B2BRTTD103GTR-ND
Mfr Part NoRK73B2BRTTD103G
ManufacturerKOA Speer Electronics, Inc.

RES 10K OHM 2% 1/4W 1206

10 kOhms ±2% 0.25W, 1/4W Chip Resistor 1206 (3216 Metric) Anti-Sulfur, Automotive AEC-Q200 Thick Film

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EW

Response By EW AI

Technical Evaluation of Selected SMD Resistor:

Specification Match:
Resistance: Required: 10kΩ | Selected: 10kΩ
Tolerance: Required: ±5% | Selected: ±2% (better)
Power Rating: Required: ≥0.25W | Selected: 0.25W
Type: Required: Thick Film | Selected: Thick Film
Package: Required: 1206 | Selected: 1206 (3.2mm x 1.6mm)
Mounting Type: Required: Surface Mount | Selected: Surface Mount
Operating Temperature Range: Required: −55°C to +125°C or better | Selected: −55°C to +125°C
RoHS Compliance: Required: Yes | Selected: ROHS3 Compliant

All required specifications are satisfied. The selected part meets or exceeds all technical requirements, including tolerance (improved to ±2%).

Conclusion:
All requirements are satisfied, and the component is approved as a suitable surface-mount replacement.
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