Board requirements vary dramatically across industries: compute cares about signal integrity and layer count, power about current and heat, automotive and medical about long-term reliability. Below, requirements, recommended board types and key process control points are organized by industry.
| Industry | Recommended boards | Key process controls |
|---|---|---|
| AI Servers & Data Centers | High multilayer / high-frequency high-speed / heavy copper | Layer registration, back drilling, impedance consistency, warpage control |
| AI accelerator cards / GPU carriers | HDI / blind-buried vias / heavy copper | Via-in-pad, stacked vias, fine lines, local copper inlays |
| Optical modules & communication equipment | High-frequency high-speed / HDI | Low-loss materials, line width precision, gold finger tolerances |
| Automotive electronics | High-TG heavy copper / high multilayer / metal-base | CAF resistance, thermal shock, batch consistency |
| Industrial control & power | Heavy copper / metal-base / specialty structures | Current capacity, thermal structures, wide-temperature reliability |
| Medical electronics | HDI / rigid-flex / high multilayer | Fine lines, long-term stability, clean processes |
| New energy & power | Ultra-heavy copper / metal-base / ceramic | Heavy copper etching, thermal management, insulation withstand voltage |
| Security & IoT | HDI / high multilayer / metal-base | Panelization efficiency, half-hole processes, lead time response |
Compute clusters are pushing mainboard layer counts and sizes upward: 20+ layer high-multilayer mainboards, UBB/OAM modules and extra-large high-speed backplanes are now the norm, while per-lane speeds evolve from 112G to 224G — raising the bar for impedance consistency, insertion loss and skew control.
The spread of liquid cooling also brings new requirements for board cleanliness and long-term reliability — materials and processes must be evaluated in parallel.
Package pin density of high-compute chips keeps rising; 0.3 mm and finer BGA pitches make breakout space extremely tight. Via-in-pad (POFV) and HDI stacked via structures “release” vias from pad areas — a key method to increase routing density.
Meanwhile, high-current power delivery requires sufficient copper thickness in power layers; local copper inlays and heavy copper structures balance current carrying and heat dissipation.
800G and 1.6T optical module boards are small, multi-channel and high-speed — material loss, line width consistency and gold finger mating tolerances must be tightly controlled. Hybrid lamination of high-frequency materials with FR-4 is a common way to control cost while meeting performance.
Millimeter-wave radar boards require fine lines and hybrid structures on PTFE materials, demanding even higher process stability.
Automotive thermal cycling, vibration and long-term powering place stringent demands on CAF resistance, hole-wall reliability and batch consistency. BMS, motor control and onboard power modules commonly need heavy copper structures to carry high currents.
Production is organized under the IATF 16949 system, with incoming inspection, process control and reliability sampling to ensure stable volume quality.
Industrial equipment runs year-round in wide-temperature, dusty and vibrating environments, demanding high heat-resistance grades, structural strength and long-term stability. Power and drive products often need heavy copper conductors for high currents, with heat managed via heavy copper busbars or metal-base structures.
Special structure needs (stepped holes, edge metallization, large copper plane panelization) are common in such projects.
Miniaturization and portability of medical devices make fine lines and rigid-flex structures mainstream choices. Long device life cycles demand high long-term stability, batch consistency and visual cleanliness of boards.
Boards for diagnostic and monitoring equipment are typically paired with strict incoming and outgoing inspection to ensure reliable long-term operation after installation.
The core challenge of energy storage, PV inverters and charging equipment is “high current + high heat flux”. Ultra-heavy copper busbars carry the current, metal-base and ceramic structures extract heat quickly, and insulation withstand voltage defines the safety margin.
Such projects usually need early involvement to trade off stackup and copper thickness options and avoid late-stage rework.
Communication modules, cameras and security terminals iterate quickly and are cost-sensitive, requiring high integration within limited board area plus fast lead time response. Blind/buried vias, via-in-pad and half-hole processes are common integration boosters.
With AI-assisted panelization and process matching, we deliver better practical solutions balancing cost and performance.