Product Overview

HDI Controlling Main Circuit Board PCBA is a high-performance electronic control main board solution based on High Density Interconnect (HDI) PCB technology. It is manufactured using micro blind/buried vias, fine-line circuitry, and high-layer stack-up designs, combined with SMT (Surface Mount Technology) and DIP assembly processes.

This type of PCBA typically serves as the "core control and data processing center" of electronic devices, responsible for signal processing, system control, power management, and high-speed data communication. It is a key enabler for achieving miniaturization, high performance, and multifunctional integration in advanced electronic products.

HDI Controlling Main Circuit Board PCBA supports high-layer stack-up designs and high-density routing, enabling complex circuit integration within limited space. It is widely used in smart terminals, communication equipment, industrial control systems, and high-reliability electronic systems.

Product Features

High-density interconnect (HDI) structure for increased routing density
Supports micro blind vias, buried vias, and staggered/stepped stack-up designs
High-layer count capability for complex system integration
Ultra-fine trace and micro-spacing design capability (high-precision routing)
Supports high-speed signal transmission and low-loss design
Excellent electrical performance and stability
Supports multi-functional module integration (control + communication + power)
Enhanced system reliability and anti-interference performance
Suitable for high-performance and miniaturized electronic products
Supports Rigid-Flex and hybrid structure designs (optional)

Application Fields

Smartphones & Tablets
5G Communication Equipment
Industrial Control Systems
Medical Electronics
Automotive Electronics
AI & Computing Hardware
Smart Wearable Devices
Network Infrastructure
Camera & Imaging Systems
Aerospace & Defense Electronics

Product Parameters (Example)

Item	Specification
Layer Count	4–20 layers (supports multi-stage HDI structures)
Base Material	FR-4 / High-Tg / Rogers (optional)
Board Thickness	0.2–3.2 mm
Minimum Trace/Space	2/2 mil or higher precision
Minimum Via Size	0.1 mm (micro via HDI)
Via Structure	Blind Via / Buried Via / Micro Via
Copper Thickness	0.5–3 oz
Surface Finish	ENIG / OSP / HASL / Immersion Silver
Impedance Control	±5%
Operating Temperature	-40°C ~ 125°C
Stack-up Structure	1+N+1 / 2+N+2 / fully customized HDI structures

Product Advantages (Compared with Traditional PCB)

Item	HDI PCBA	Traditional PCB
Routing Density	⭐⭐⭐⭐⭐	⭐⭐
Miniaturization Capability	⭐⭐⭐⭐⭐	⭐⭐⭐
High-Speed Signal Performance	⭐⭐⭐⭐⭐	⭐⭐⭐
Multi-layer Integration	⭐⭐⭐⭐⭐	⭐⭐⭐
Signal Integrity	⭐⭐⭐⭐⭐	⭐⭐⭐
Anti-interference Capability	⭐⭐⭐⭐	⭐⭐⭐