Electronic Components Blog | Selection Guides & Industry News

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Electronic Components Blog | Selection Guides & Industry News

Can LR43 or LR41 Replace LR44? Differences, Equivalents, Sizes, and Uses

Compare LR43, LR44, and LR41 button cell batteries: size, thickness, capacity, equivalents (AG13, AG12, AG3), and when you can or cannot replace LR44.

Fön 02 2026

Capacitor Polarity: Positive vs Negative, Stripe Markings, and Multimeter Testing

Learn how to identify capacitor polarity: positive vs negative terminals, stripe markings on aluminum vs tantalum capacitors, PCB symbols, and multimeter testing.

Bêl 28 2026

AAA Batteries: Types, Specifications, Uses, and Troubleshooting Tips

Compare AAA battery types: alkaline (LR03), lithium (FR03), carbon zinc (R03), and rechargeable NiMH (HR03). Learn voltage, capacity, best uses, and common problems.

Bêl 26 2026

Supercapacitors vs Batteries: Differences in Energy Storage, Performance, Lifespan, and Applications

Compare supercapacitors and batteries: energy storage method (electrostatic vs electrochemical), energy/power density, charge time, cycle life, self-discharge, and applications.

Bêl 09 2026

Run Capacitor vs Start Capacitor: Differences, Functions, and Replacement Tips

Learn the differences between run capacitors and start capacitors: functions, time in circuit, capacitance, duty type, failure symptoms, and replacement tips.

Bêl 08 2026

Polarized vs Non-Polarized Capacitors Explained: Differences, Uses, and How to Choose

Learn the differences between polarized and non-polarized capacitors: dielectric structure, performance, DC bias effects, applications, and how to choose correctly.

Bêl 07 2026

Aluminum Electrolytic vs. Film Capacitors: Voltage, Ripple, Lifetime, and Cost

Compare aluminum electrolytic and film capacitors for DC-link applications: energy density, ESR stability, ripple current, voltage rating, lifetime, and cost tradeoffs.

Bêl 02 2026

0603 Package: Size, Ratings, Footprint, and Checks

Learn 0603 package dimensions, electrical limits, footprint details, and common mistakes. Ensure reliable PCB assembly with proper derating and part selection.

Ngu 10 2026

Capacitors in Series: Principles, Calculations, Applications, and Safety

Learn how capacitors behave in series circuits. This guide covers the working principle, total capacitance calculation (1/Ctotal = 1/C1 + 1/C2), voltage distribution, applications in high-voltage systems, and safety considerations.

Mbä 22 2026

Tantalum SMD Capacitors: Types, ESR, and Failure Modes

Complete guide to tantalum SMD capacitors – understand construction, MnO₂ vs polymer types, ESR, DC bias stability, voltage derating, and common failure modes for reliable power circuit design.

Ful 06 2026