* PCBs are custom-made, picture & parameters for reference
High-Performance 10-Layer HDI PCBs Using IT-180 for Reliable Circuit Design
(Custom PCBs are tailored products; the images and specifications provided are for reference only.)
Introduction to IT-180
IT-180ATC is an advanced high Tg (175°C by DSC) multifunctional filled epoxy known for its high thermal reliability and CAF resistance. This material is suitable for a wide range of applications and can withstand 260°C lead-free assembly processes, making it ideal for modern electronic designs.
Key Features of IT-180
High Tg: 175°C (DSC)
Dielectric Constant: 4.4 @ 10GHz
Dissipation Factor: 0.015 @ 10GHz
Low CTE: 11-13 ppm/°C (X/Y Axis), 13-15 ppm/°C (Z Axis)
High Thermal Reliability: T266 > 60 minutes; T288 > 20 minutes
Excellent CAF Resistance: Good through-hole reliability
Improved Z-Axis Thermal Expansion
Anti-CAF Capability
Lead-Free Compatibility
UL 94 V0 Flammability Rating
Basic PCB Specifications
| Specification | Details |
|---|---|
| Board Type | 10 layers, N+4+N HDI PCB |
| Material Type | FR-4 ITEQ IT-180A |
| Solder Mask | Both sides, Green |
| Silkscreen Print | Both sides, White |
| Surface Finish | ENIG (Electroless Nickel Immersion Gold) |
| Total Board Thickness | 1.6mm ± 10% |
| Board Size | 269mm x 213mm (1 PCS) |
| Minimum Hole Size | 0.2mm |
| Solder Mask Thickness | 10µm |
| Minimum Dielectric Thickness | 100µm |
| Minimum Trace Line Width | 110µm |
| Minimum Spacing | 110µm |
| Blind Vias | Yes, between L1-L2 and L7-L10 |
| Buried Vias | Yes, between L2-L8 |
| Via Filling | Filled and capped by Type VII |
PCB Stack-Up (10-Layer Rigid PCB)
| Material | Copper Layer | Thickness (µm) | Specification |
|---|---|---|---|
| Copper | 1 | 45 | 18µm base copper + 17µm plating |
| IT-180 PP | Prepreg | 100 | IPC-4101/24 |
| Copper | 2 | 18 | |
| IT-180 | Prepreg | 160 | IPC-4101/24 |
| Copper | 3 | 18 | |
| FR-4 IT-180 | Core | 200 | IPC-4101/24 | Copper | 4 | 18 |
| IT-180 PP | Prepreg | 160 | IPC-4101/24 |
| Copper | 5 | 18 | |
| FR-4 IT-180 | Core | 200 | IPC-4101/24 |
| Copper | 6 | 18 | |
| IT-180 PP | Prepreg | 160 | IPC-4101/24 |
| Copper | 7 | 18 | |
| FR-4 IT-180 | Core | 100 | IPC-4101/24 |
| Copper | 8 | 18 | |
| IT-180 PP | Prepreg | 160 | IPC-4101/24 |
| Copper | 9 | 18 | |
| IT-180 PP | Prepreg | 100 | IPC-4101/24 |
| Copper | 10 | 45 | 18µm base copper + 17µm plating |
PCB Statistics
Components: 281
Total Pads: 381
Through Hole Pads: 145
Top SMT Pads: 140
Bottom SMT Pads: 96
Vias: 3051
Nets: 10
Artwork and Standards Information
Type of Artwork Supplied: Gerber RS-274-X
Accepted Standard: IPC-Class-2
Availability: Worldwide
Typical Applications
Automotive (Engine Room ECU)
Backplanes
Data Storage
Server and Networking
Telecommunications
Power Boards
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