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Gujing Electronics also provides customers with comprehensive, one-stop technical support services regarding inductor selection and application.
Gujing Electronics also provides customers with comprehensive, one-stop technical support services regarding inductor selection and application.

Communicate with the customer's engineers to clarify the application scenario, circuit topology, and key parameter requirements.
Analyze the role of inductors in the client's circuitry and assess potential technical risks(e.g., noise, losses, saturation, EMI issues).
Based on the analysis, the most suitable inductor type (such as molded,wound, or toroidal), core material, and specific model are recommended.
We provide samples, detailed specifications, S-parameter files, dimensional drawings, and other materials to assist customers with their designs.
Assist clients with board-level testing and analyze test data (e.g., waveforms, efficiency, temperature rise); adjust the design solution as necessary.
Finalize all technical specifications to serve as the basis for mass production.
Confirm the consistency of the order parameters with the previously locked technical solution to avoid communication errors.
Based on Gujing's 23 years of contract manufacturing experience, over 60% of inductance performance issues are due to material substitutions or process changes.
SPC monitoring is conducted in key processes such as winding, soldering, dispensing, molding, and testing to ensure process stability.
Provide samples, detailed specifications, S-parameter files, dimensional drawings, etc. for customer design.
Provide COC and test data package with the goods or as needed to ensure data traceability.
Use moisture-proof and anti-static packaging, and provide suggestions for storage conditions.
Solve technical problems related to inductance encountered by customers during mass production and debugging.
For defective products reported by the client, initiate a rapid response mechanism and collaborate on analysis.
By utilizing techniques such as electron microscopy, X-ray, and section analysis, we determine the root cause of failure and issue a professional FAE report along with corrective and preventive measures.
Based on industry trends or customer product upgrades, provide suggestions for component upgrades, substitutions, or optimizations.
Feedback after-sales issues to the company's internal design and production processes to form a closed loop for continuous improvement.
Hold technical seminars to share the latest application solutions; increase research and development of magnetic powder formulations to make inductors more efficient in various industries.

Pre-sales Case Study: DC-DC Circuit Noise Issue for a New Energy Client
Core Issues: EMI levels exceeding limits; abnormal temperature rise.
Solution: Recommended a molded inductor; adjusted inductance value to 3.3 uH; increased saturation current by 20%.
Implementation Results: Noise reduced by 6 dB; efficiency increased by 3%.