EMI and EMC

Common mode chokes filters 250V 0.7A 20 µH - NG Electronics

Leakage Inductance in Common Mode Chokes: Benefit and Risk

Why common mode chokes have leakage inductance, how it filters differential mode noise, why it can saturate the core, and how winding style controls…

Material-Inspection

How to Pass Conducted Emissions Testing the First Time

A practical route to passing conducted emissions: what the standards ask for, how to run a pre-compliance scan, and which fix suits each part…

UU9.8 8.2mH 250mA Common Mode Choke

Common Mode Choke Selection: A Practical Engineering Checklist

A five-step checklist for selecting a common mode choke: electrical ratings, impedance, core and winding, thermal and safety fit, and sample verification.

Copper_Toroidal_Line Filter

EMI Filter Design Step by Step: From Noise Scan to Verified Filter

A practical five-step method for designing a mains or DC input EMI filter, from the first LISN measurement to damping, layout and final verification.

Inductor filters solution clear signals reliable electronics - NG Electronics

EMI Filter for LED Driver Designs: Components and Constraints

How to filter EMI in LED drivers where space, heat, power factor, dimming and the absence of an earth connection all constrain the design.

Industrial automation - NG Electronics

EMI in Motor Drives and VFD Systems: Sources, Paths and Filters

Why variable frequency drives generate EMI, how the noise travels through cables, motors and earth, and which filters and installation practices control it.