• FR4 PCB
  • FR4 PCB

FR4 PCB

No.FR4 substrate circuit board
  Professional High-Layers PCB Fabrication Solutions:
  • Layer Count: Offering multilayer PCB fabrication from 1 to 64 layers, supporting everything from prototypes to high-volume mass production.
  • Quality & Certifications: Manufacturing standard and advanced/specialty boards, certified with ISO 9001, ISO 14001, UL, and IATF 16949 standards.
  • Rapid Prototyping: Providing quick-turn prototyping services with lead times as fast as 24 or 48 hours to accelerate your product development cycle.
  • Material Sourcing: Utilizing high-quality FR-4 laminates from industry-leading brands, including Shengyi, Kingboard, and Nanya.
  • PCB manufacturing is manufactured by professional manufacturers who meet the required manufacturing capabilitie. 
  • With long-standing partnerships and a stable supply chain built over many years with dozens of professional manufacturers, we can reliably guarantee quality, pricing, delivery, and service for our clients
  • We partner directly with corporate clients to deliver more valuable products, giving you a competitive edge in the market.
  • FR4 PCB

Description

  • For impedance and stack-up calculations, Designers can refer to mention a specific tool,Altium Designer、Cadence Allegro e.g., the Altium impedance calculator or Saturn PCB Toolkit], and provide us with the calculated stack-up scheme and impedance parameters. We will then verify and fine-tune them based on our production process and material library, finally providing a manufacturable stack-up report.
  • Solder Mask Opening:
    Solder mask opening is designed and manufactured 1:1 with all board pads. (For re-orders, the original production data will be used.)
    The single-sided clearance of the opening from the pad will be ≥ 0mm. (Customers' original data can be designed with a clearance ≥ 0.02mm per side, and our engineering team will make the necessary adjustments.)
    The clearance from the pad edge to the line edge must be ≥ 0.09mm
  • Via Plugging with Solder Mask for Opaque Effect (See Detailed Instructions):
    Only vias that have solder mask on pads on both sides can be filled with ink.
    On double-sided boards, if a via has a single-sided pad opening and its diameter is < 0.4mm, only partial plugging is possible (and may be translucent).
    If a via is partially on an open pad, it will be partially plugged (and may be translucent). This is determined based on the specific design file.All vias designated for solder mask plugging must have a diameter between 0.15mm and 0.5mm.
  • Vias plugged with resin with electroplated capping
    Vias plugged with copper paste with electroplated capping
    ① Treatment for planarization with resin/copper paste plugged vias and electroplated capping. (For high thermal conductivity requirements, select copper paste for plugging)
    ② For multilayer boards with 6 or more layers, vias default to resin plugged with electroplated capping.
    ③ All vias to be plugged with resin/copper paste must have a diameter between 0.15mm and 0.55mm
  • Solder mask thickness  ≧10um, 
    Minimal Solder Mask Bridge Design Data
    Finished Copper Thickness: 1oz
    Pad Spacing ≥ 0.10mm: (Suitable for Green, Red, Yellow, Blue, and Purple inks)
    Pad Spacing ≥ 0.13mm: (Suitable for Black and White inks)
    Finished Copper Thickness (2oz):
    Pad Spacing ≥ 0.20mm (suitable for all ink colors)
  • *Touting Edge
    ① Routing edge wiring and pads must be at a distance of ≥ 0.2mm from the board edge.
    ② Wiring and pads must be at a distance of ≥ 0.2mm from the routing groove.
    ③ Routing edge profile tolerance: ±0.2mm (Standard routing), ±0.1mm (High-precision routing).
    ④ For high-precision routed boards, the minimum single piece dimension must be ≥ 50mm x 50mm. (High-precision routing requires three fiducial holes in different locations, with a diameter of ≥ 1.5mm).
    ⑤ The minimum routing groove width for aluminum-based/copper-based boards is 1.6mm.
  • *Tab routing with breaking holes ① For non-perforated (non-stamp-hole) routing, traces and pads must be at a distance of ≥ 0.2mm from the board edge.
    ② Routing tolerance for non-perforated edges: ±0.2mm (Standard routing), ±0.1mm (High-precision routing).
    ③ The default panelization gap is 1.6mm or 2mm.
    ④ The stamp-hole locations will have a toothed edge after depaneling.
    ⑤ The minimum process edge width is 3mm.
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