High Precision Etched Lead Frames ±0.01mm Tolerance Custom Sizes

High Precision Etched Lead Frames Manufacturer ±0.03mm Tolerance ISO Certified

Your Trusted Lead Frame Manufacturing Partner

Xinhsen Tech specializes in high-precision etched lead frames for semiconductor packaging, offering superior alternatives to traditional stamped frames. With ±0.01mm tolerance and 0.02-3.0mm thickness range, our photo chemically etched lead frames deliver unmatched precision for QFN, DFN, QFP, and other advanced IC packages.

Why Choose Our Etched Lead Frames?

Unmatched Precision

Fine-pitch capability down to 0.015mm line width

Multi-tier designs with consistent accuracy (±0.01mm)

Burr-free edges for perfect die attachment

Material Expertise

Copper alloys (C194, C7025) - Optimal conductivity

Kovar/Alloy 42 - Low CTE for sensitive applications

Custom silver/gold plating available

Advanced Manufacturing

Photo chemical etching for complex geometries

Monthly capacity: 1,000,000+ units

5-7 day prototyping for fast NPI

Reliability Assurance

100% automated optical inspection

JEDEC-compliant production standards

Material certifications (SGS, RoHS)

Key Specifications

Applications

Power ICs - Superior heat dissipation

LED Packaging - Precise light alignment

MEMS Devices - Ultra-fine features

Automotive Electronics - Vibration-resistant

5G/Wireless ICs - High-frequency performance

Competitive Advantages

30% Cost Savings vs. stamped alternatives

Faster Tooling - No hard tooling required

Design Flexibility - Modify frames without tooling changes

Just-in-Time Delivery - Reliable supply chain

For over 13 years Xinhaisen has pioneered developments in photochemical etching, achieving standards admired by the industry and appreciated by a global customer base from a wide range of high-tech engineering markets.

Since found in 2012, in affiliating with our customers we have pioneered many new production techniques and methodologies in order to better serve their needs. It is these techniques that have advanced our capabilities further, enabling us to take what was once considered art and turn it into a science.

Now, we became China's leading photochemical etching specialist, with also the capacity of offering stamping and laser-cutting service. Our products include etching bipolar plates for fuel cell, speaker grills,  micro meshes&filters, tea&coffee infusers, shims&gaskets, Optical encoderdisk&strip, EMI/RFI shielding, Leadframes, connectors&contacts, printingstencils&foils and metal crafts.

Quality and service is our mission, Xinhaisen is committed to pursuing the highest standards of environmental performance. Responsibility for sustainability resides with all employees. The company has achieved ISO 14001 and IS0 9001 and IATF 16949 and is committed to maintaining that standard. With a fast response, high quality, best service and fair price, we have gained high reputation from our customers all over the world.