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Perspectives d'Ingénierie, Tutoriels et Meilleures Pratiques

Articles approfondis sur les calculs de largeur de piste PCB, le dimensionnement des vias, le contrôle d'impédance et les normes industrielles. Écrits par des ingénieurs, pour des ingénieurs.

Guide d’ingénierieNormesGuide de conceptionBonnes pratiquesConception haute vitesseOutils
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PCB Trace Width for CAN Bus Routing

How wide should CAN bus traces be on a PCB? Practical routing guidance for CAN and CAN FD, including width targets, pair symmetry, impedance considerations, and fab-ready checkpoints.

17 avril 20269 min lecture

Tous les Articles (11)

Guide d’ingénierie17 avril 20269 min

PCB Trace Width for CAN Bus Routing

How wide should CAN bus traces be on a PCB? Practical routing guidance for CAN and CAN FD, including width targets, pair symmetry, impedance considerations, and fab-ready checkpoints.

CAN BusCAN FDTrace Width
Normes20 décembre 20248 min

IPC-2221 vs IPC-2152: Which to Use?

A comprehensive comparison of the two major PCB current carrying capacity standards. Learn when to use each and how they differ in trace width calculations.

IPC-2221IPC-2152PCB Standards
Guide de conception18 décembre 202410 min

PCB Copper Weight: 0.5oz vs 1oz vs 2oz

Compare 0.5oz, 1oz, and 2oz PCB copper weights. Real-world applications, cost trade-offs, and trace width impacts explained.

Copper WeightPCB ManufacturingTrace Width
Bonnes pratiques16 décembre 202412 min

10 Common PCB Trace Width Mistakes

Avoid costly PCB redesigns by learning the most common trace width mistakes. From temperature rise to manufacturing tolerances.

Trace WidthPCB MistakesDesign Tips
Guide de conception14 décembre 20249 min

Thermal Via vs Signal Via Design

Understanding the key differences between thermal vias and signal vias is crucial for effective PCB design. Learn sizing, placement, and when to use each type.

Thermal ViaSignal ViaVia Design
Guide d’ingénierie12 décembre 202411 min

Via Sizing: How Many Vias Needed?

Calculate the exact number of vias needed for your PCB. Engineering formulas for current requirements with practical examples.

Via SizingVia CountCurrent Capacity
Conception haute vitesse10 décembre 202414 min

Microstrip vs Stripline vs CPW Guide

Compare microstrip, stripline, and coplanar waveguide for high-speed PCB design. Impedance calculations and use cases.

MicrostripStriplineCoplanar
Conception haute vitesse8 décembre 202415 min

High-Speed Impedance: USB, HDMI, PCIe

Complete reference guide for high-speed interface impedance requirements. Covers USB 2.0/3.0, HDMI, PCIe Gen 1-5, DDR3/4/5, and more with practical design tips.

USBHDMIPCIe
Outils6 décembre 20247 min

5 Free PCB Calculators for Engineers

Essential online calculators for PCB design: trace width, via current, impedance, and more. Boost your productivity with these free tools.

PCB CalculatorsFree ToolsEngineering Tools
Bonnes pratiques4 décembre 202413 min

PCB Design Checklist: 25 Key Points

Never send a flawed PCB to manufacturing again. 25-point checklist covering trace widths to impedance matching.

ChecklistManufacturingDFM
Guide de conception2 décembre 202410 min

Internal vs External PCB Layers

Thermal and electrical differences between internal and external PCB layers. How layer choice affects trace width and heat.

Internal LayerExternal LayerPCB Stackup

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