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Archecircuit Double-sided PCB Immersion Tin for Automotive system

Dimension: 363.94*249 mm
Number of layers: Double-sided
Plate thickness: 1.6mm
Plate: FR-4
Surface finish: Immersion Tin
Application: Automotive Lighting System

Layer Count1-32 Layers
MaterialFR-4 (Tg 135 / Tg140 / Tg155 / Tg170/ As you required)
Rogers / PTFE Teflon
Surface FinishingHASL/OSP/Immersion Gold(FR4)
Printed Wiring:Pattern Plating
Max. Dimension660×475mm
Min. Dimension5×5mm
Finished board thickness:0.2mm-3.0mm
Thickness Tolerance:
( Thickness≥1.0mm)
± 10%
Thickness Tolerance:
( Thickness<1.0mm)
± 0.1mm
Finished Outer Layer CopperDouble sided: 1 oz/2 oz/3 oz/4 oz
Multilayer: 1 oz/2 oz
Finished Inner Layer Copper0.5 oz/1 oz/2 oz
Drill Hole SizeDouble sided: 0.20mm – 6.30mm
Multilayer: 0.15mm-6.3mm
Drill Hole Size TolerancePad Hole: +0.13/-0.08mm
Pressure Welding Hole: ±0.05mm
Blind/Buried ViasDon’t support
Min. Via Hole Size/Diameter1 & 2 Layer: 0.3mm(Via hole size) / 0.5mm(Via diameter)
Multi-Layer: 0.15mm(Via hole size) / 0.25mm(Via diameter)
Via diameter should be 0.1mm(0.15mm preferred) larger than Via hole size
Preferred Min. Via hole size: 0.2mm
Min. Plated Slots0.35mm
Min. Non-Plated Slots0.65mm
Plated Half-holeHole Size: ≧0.15mm
Pad to Board Edge:≧1mm
Min. Size of Board: 10*10mm
Min. Trace width and spacing(1 oz) 0.075/0.075mm (3mil/3mil)
Min. Trace width and Spacing(2 oz)0.16/0.16mm (6.5mil/6.5mil)
Min. Trace width and Spacing(2.5 oz)0.20/0.20mm (8mil/8mil)
Min. Trace width and Spacing(3.5 oz)0.25/0.25mm (10mil/10mil)
Min. Trace width and Spacing(4.5 oz)0.30/0.30mm (12mil/12mil)
Trace Tolerance±20%
Pad to Track≧0.1mm (≧0.09mm BGA)
Min. Annular Ring (1 oz)Double sided: 0.25mm preffered (Limit 0.18mm)
Multilayer:      0.20mm preffered (Limit 0.15mm)
Min. Annular Ring (No copper)0.45mm
BGAPad diameter:≥0.25mm
Spacing between line to pad: ≥0.1mm
(Multilayer: ≥0.09mm)
Solder mask Colorgreen,purple, red, yellow, blue, white, and black.
Solder mask Opening/ Expansion0.05mm
Solder mask ink Thickness≧10um
Min. Solder Bridge WidthDouble sided: 0.10mm(green)
Multilayer:    0.08mm(green)
Min. Line Width≧0.15mm
Min. Text Height≧1mm
Pad To Silkscreen≧0.15mm
RoutingTrace to Outline: ≧0.3mm
Tolerance: ±0.2mm(Once) ±0.1mm(Twice)
V-CutTrace to Outline: ≧0.4mm
Tolerance: ±0.4mm (Board Thickness ≧0.6mm)

How Archecircuit PCB work for Automotive system?


PCBs have a wide range of applications in the automotive industry, playing a crucial role in modern vehicles to support electronic control systems and various functions. Here are the main applications of PCBs in the automotive sector:

  1. Engine Control Units (ECUs): PCBs are used in a vehicle’s engine control units to manage functions such as fuel injection, ignition timing, exhaust control, and more to enhance fuel efficiency and reduce emissions.
  2. Sensors: PCBs support various sensors in vehicles, including gas sensors, temperature sensors, pressure sensors, and acceleration sensors, to monitor vehicle performance and environmental conditions.
  3. Dashboard and Infotainment Systems: PCBs are used to control dashboards and infotainment systems, including instrument clusters, media centers, navigation systems, and vehicle information displays.
  4. Safety Systems: PCBs support safety systems such as braking systems, airbag systems, and anti-lock braking systems (ABS) to ensure the safety of drivers and passengers.
  5. Electric Power Systems: Electric vehicles and hybrid vehicles use PCBs to manage electric power systems, including battery management and motor control.
  6. Lighting Systems: PCBs control lighting systems in vehicles, including headlights, taillights, signal lights, and interior lighting for illumination and signaling functions.
  7. Wireless Communication and Connectivity: Vehicle infotainment systems, navigation systems, and vehicle communication systems use PCBs to support wireless connections such as Bluetooth, Wi-Fi, GPS, and more.
  8. Electronic Stability Control (ESC) Systems: ESC systems use PCBs to monitor vehicle stability, adjusting braking and power distribution to prevent skidding and loss of control.
  9. Air Conditioning and Heating Systems: Vehicle air conditioning and heating systems use PCBs to manage temperature control and airflow.
  10. Autonomous Driving Technology: Autonomous vehicles rely on multiple PCBs to support sensors, computer vision systems, and autonomous driving controls.
  11. Vehicle Communication Systems: Vehicle communication systems use PCBs to support vehicle-to-vehicle (V2V) and vehicle-to-infrastructure (V2I) communication to improve traffic safety and efficiency.

These applications showcase the diversity and significance of PCBs in the automotive industry. They not only support vehicle performance and safety but also contribute to enhancing the driving experience and reducing environmental impact. As automotive technology continues to advance, PCBs will continue to play a vital role in vehicles.

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