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PCB Engineering & Design

Practical engineering guides covering PCB design, 2-layer vs 4-layer layout, Gerber files, DFM/DRC rules, SMT/THT assembly, and board size optimization.

📝 19 Technical Guides✍️ Written by Robotics Engineers💡 Real Project Insights
Commercial Engineering Services in Coimbatore

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Tamizh Tech provides single-source electronics development in Coimbatore. From circuit schematics and 1–4 layer layout to bare-board fabrication, verified BOM component sourcing, and bench testing.

Articles in PCB Engineering & Design

PCB Design vs PCB Fabrication vs PCB Assembly: Complete GuidePCB Engineering
9 min read•10 Sept 2026

PCB Design vs PCB Fabrication vs PCB Assembly: Complete Guide

A complete end-to-end engineering guide explaining the distinct stages of printed circuit board creation — from electronic schematic capture and PCB layout design to bare board fabrication, SMT assembly, and PCBA bring-up.

PCB Design Requirements Checklist Before ManufacturingPCB Engineering
8 min read•15 Sept 2026

PCB Design Requirements Checklist Before Manufacturing

Essential pre-fabrication checklist for hardware engineers — covering schematic ERC, component footprint verification, layer stackup selection, DFM/DRC validation, and Gerber RS-274X export.

PCB Board Dimensions and Area Guide: How to Calculate PCB SizePCB Engineering
8 min read•18 Sept 2026

PCB Board Dimensions and Area Guide: How to Calculate PCB Size

Engineering guide on estimating PCB dimensions and board area — balancing component footprint density, trace clearance rules, thermal dissipation, panelization, and enclosure mounting.

ESP32 Custom PCB Development: Hardware Bring-Up & Layout GuidelinesPCB Engineering
9 min read•22 Sept 2026

ESP32 Custom PCB Development: Hardware Bring-Up & Layout Guidelines

Hardware layout and bring-up guide for custom ESP32 PCBs — covering Wi-Fi/BLE antenna ground keep-out zones, power decoupling capacitors, boot strapping pins, and USB-to-UART flashing.

PCB Design Services in Coimbatore: From Schematic to ManufacturingPCB Engineering
9 min read•1 Aug 2026

PCB Design Services in Coimbatore: From Schematic to Manufacturing

A practical guide to turnkey PCB design and hardware engineering in Coimbatore. Learn how circuit ideas transform from schematic capture and multi-layer layout to fabrication, SMT assembly, and bench testing.

How Much Does PCB Design Cost? Key Factors That Determine Electronics Development PricingPCB Engineering
8 min read•3 Aug 2026

How Much Does PCB Design Cost? Key Factors That Determine Electronics Development Pricing

Understand the genuine engineering factors that influence PCB design and PCBA prototyping costs. Learn how layer stackup, component density, high-speed signals, and BOM sourcing drive hardware project budgets.

PCB Prototype vs PCB Production: What Is the Difference?PCB Engineering
7 min read•5 Aug 2026

PCB Prototype vs PCB Production: What Is the Difference?

Understand the key differences between rapid PCB prototyping and high-volume PCB manufacturing. Compare tooling fees, panelization, automated testing, and assembly logistics.

2 Layer vs 4 Layer PCB Design: When Should You Use Each?PCB Engineering
8 min read•8 Aug 2026

2 Layer vs 4 Layer PCB Design: When Should You Use Each?

Compare 2-layer and 4-layer PCB stackups from an engineering perspective. Discover when ground planes, EMI reduction, high-speed signals, and board size justify moving to a 4-layer board.

PCB Board Size and Area: How to Decide the Right DimensionsPCB Engineering
8 min read•10 Aug 2026

PCB Board Size and Area: How to Decide the Right Dimensions

A practical engineering guide to calculating PCB dimensions, board surface area, mechanical clearances, mounting holes, panelization efficiency, and enclosure fit.

PCB Design Checklist Before Sending Gerber Files for ManufacturingPCB Engineering
9 min read•12 Aug 2026

PCB Design Checklist Before Sending Gerber Files for Manufacturing

A comprehensive pre-flight engineering checklist to verify DRC rules, netlists, silkscreen polarity, thermal reliefs, and drill files before ordering bare circuit boards.

Gerber Files Explained: What a PCB Manufacturer NeedsPCB Engineering
7 min read•15 Aug 2026

Gerber Files Explained: What a PCB Manufacturer Needs

Learn what Gerber files are, how RS-274X layers map to physical circuit boards, and why Excellon drill files and pick-and-place centroid files are needed for manufacturing.

PCB Fabrication vs PCB Assembly: Understanding PCBAPCB Engineering
8 min read•18 Aug 2026

PCB Fabrication vs PCB Assembly: Understanding PCBA

Clear distinction between bare PCB fabrication and printed circuit board assembly (PCBA). Learn how raw FR-4 substrates transform into populated, functional electronics.

SMT vs THT PCB Assembly: When to Use Each Soldering MethodPCB Engineering
7 min read•20 Aug 2026

SMT vs THT PCB Assembly: When to Use Each Soldering Method

Compare Surface Mount Technology (SMT) and Through-Hole Technology (THT). Learn when to select SMD components for compact density and THT components for mechanical durability.

PCB Design for Robotics and Embedded Systems: Best PracticesPCB Engineering
9 min read•22 Aug 2026

PCB Design for Robotics and Embedded Systems: Best Practices

Engineer rugged circuit boards for robotics platforms. Master power isolation, inductive motor kickback protection, CAN/RS485 differential bus routing, and vibration resistance.

High Current PCB Design for Motor Drivers and Power ElectronicsPCB Engineering
8 min read•25 Aug 2026

High Current PCB Design for Motor Drivers and Power Electronics

Practical techniques for routing 10A to 30A+ currents in motor driver and power converter PCBs. Learn trace width calculations, thermal vias, polygon copper pours, and Kelvin sensing.

PCB Design for ESP32, STM32 and Embedded Hardware: A Practical GuidePCB Engineering
9 min read•28 Aug 2026

PCB Design for ESP32, STM32 and Embedded Hardware: A Practical Guide

Transition from development boards to custom embedded hardware. Learn crystal routing for STM32, RF antenna keep-out rules for ESP32, clean LDO power regulation, and SWD programming headers.

Common PCB Design Errors: DRC, Clearance, Grounding and Thermal IssuesPCB Engineering
8 min read•30 Aug 2026

Common PCB Design Errors: DRC, Clearance, Grounding and Thermal Issues

Avoid costly hardware revisions by learning the most frequent PCB layout mistakes: ground loops, missing thermal reliefs, acid traps, acute trace angles, and narrow solder mask slivers.

PCB Prototype Development: From Circuit Idea to Tested HardwarePCB Engineering
8 min read•2 Sept 2026

PCB Prototype Development: From Circuit Idea to Tested Hardware

The practical roadmap for taking an electronics idea from proof-of-concept breadboard to fabricated and bench-tested circuit boards at Tamizh Tech's Coimbatore facility.

How to Prepare a PCB Manufacturing BOM: Template, Fields and Best PracticesPCB Engineering
7 min read•5 Sept 2026

How to Prepare a PCB Manufacturing BOM: Template, Fields and Best Practices

Learn how to format an error-free Bill of Materials (BOM) for turnkey PCB assembly. Understand essential columns, Manufacturer Part Numbers (MPNs), packages, and approved alternates.

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