Blog
What Causes a Capacitor to Fail
Understand how capacitors fail in real circuits, how to identify early warning signs, and how better component sourcing and PCBA assembly help improve product reliability.
What Is a Resistor and How Does It Work
Understand how resistors work in real circuits, why they oppose current flow, how Ohm’s Law applies, and how the right resistor supports stable PCB design.
How to Discharge a Capacitor
Learn how to discharge a capacitor safely with a resistor, discharge tool, and multimeter verification. Follow practical safety steps before handling capacitors.
How to Use Raspberry Pi as a Chromecast Alternative
Learn how to turn a Raspberry Pi into a lightweight Chromecast alternative using Raspicast, SSH, and HDMI playback for local media and selected shared links.
DDR4 Design Guide for Stable High-Speed PCB Layout
Learn key DDR4 PCB layout practices, including DQ/DQS timing, fly-by routing, clock pairs, Vref noise control, stackup design, power integrity, and crosstalk reduction.
A Guide to SMD Capacitor Size Chart
Use this SMD capacitor size chart to compare common size codes, imperial and metric dimensions, MLCC packages, tantalum case codes, aluminum electrolytic sizes, and PCB assembly selection tips.
How to Test a Capacitor
Learn how to test a capacitor and check if it is bad using a multimeter, ESR meter, LED test, and oscilloscope. Includes safety steps, failure signs, and replacement tips.
10-Channel Medical Charger PCBA Case Study
See how a 10-channel medical charger PCBA project balanced cost targets, FDA-ready BOM control, and fast engineering iteration from sample build to volume production.
Key FR-4 Material Properties and Datasheet Values for PCB
Learn how to choose the right PCB substrate material for your design. Compare FR-4, Rogers, PTFE, ceramic, polyimide, and metal-core materials by properties and applications.
7 Trusted PCB Manufacturers in India
Explore 7 trusted PCB manufacturers in India, including suppliers for PCB fabrication, design support, metal core PCBs, LED PCBs, prototyping, and engineering services.
Different Types of PCB Substrate Materials and Their Properties
Learn how to choose the right PCB substrate material for your design. Compare FR-4, Rogers, PTFE, ceramic, polyimide, and metal-core materials by properties and applications.
Multilayer PCB Design Guide for Better Performance
A practical multilayer PCB design guide covering stackup design, via types, impedance control, high-speed routing, and DFx guidelines to improve performance and manufacturability.
Industrial PCB Design Guide
Learn the key principles of industrial PCB design, including thermal management, vibration resistance, humidity protection, corrosion control, and manufacturability for long-term reliability.
PCBCool Launches Instant Online PCB Quotation System with Limited-Time Discounts
PCBCool’s new online PCB quote system is now live, making it easier to get instant pricing and place orders online with limited-time discount offers.
Introduction to 7 Different BGA Package Types
Explore 7 BGA package types and learn how they differ in structure, pitch, density, thermal performance, and manufacturing impact for better package selection.
6 Verified PCB Manufacturers in Vietnam
If you are looking for PCB manufacturers in Vietnam to reduce costs but are not familiar with the local market, this article introduces 6 verified PCB companies worth considering.
What Does BGA Mean in Electronics
Learn what BGA is, why it is widely used in modern electronics, how different BGA package types compare, and what matters most in BGA assembly and inspection.
Top Malaysia PCB Manufacturers List
Explore 8 real PCB manufacturers in Malaysia. Compare capabilities, certifications, and services to find the right supplier for PCB fabrication and PCBA sourcing.
How to Test a Resistor
Learn how to test a resistor accurately using a multimeter, in-circuit methods, TCR checks, and failure screening. Practical tips for reliable resistor testing.
What Is Stitching Via in PCB Design and Do You Need It
Learn what stitching via in PCB design is, how it affects EMI, signal integrity, and thermal performance, and when you actually need it in a real PCB layout.
