Wirewound Resistors – Construction, Pulse Load and Types R 2 WIREWOUND RESISTORS R 2.1 GENERAL COMMENTS As the name indicates wirewound resistors consist of a resistive wire wound ...
Noise and Corrosion R 1.9 NOISE R 1.9.1 Definition Noise manifests itself as a spontaneously fluctuating voltage whose instantaneous amplitude is randomly distributed. ...
Resistor Voltage and Frequency Dependence R 1.11 VOLTAGE DEPENDENCE If we apply a voltage on a resistor, it’s resistance will drop slightly in certain types. ...
Inductance, Impedance and Losses L.1.7 Inductance L Not only magnetic materials possess a magnetic field, every current carrying conductor creates a magnetic field itself. ...
Permeability L.1.6 Permeability μ Permeability describes an important effect in ferromagnetic materials. If a ferromagnetic material is placed in a magnetic ...
Pulse Load, Power and Voltage Derating R1.7 PULSE LOADS In many applications the resistor will be subjected to pulse loads. We make distinctions between periodical/repetitive loads ...
Resistivity, Thermal Resistance and Temperature Coefficient R1.1 RESISTIVITY (ρ) The resistivity, ρ, is a material constant. The higher the resistivity in the resistor material, the higher ...
Derating and Category Concepts C1.6 CATEGORY CONCEPTS AND DERATING Recommendation for voltage derating means that the actual capacitor shall be used in the application ...
Ripple Current and Power Load C 1.5. Ripple Current and Power Load Capacitors are naturally limited by its capability to handle/dissipate ripple current and pulse ...
Energy Content and Electromagnetic Force C1.4 ENERGY CONTENTS / FORCE MANIFESTATIONS C 1.4.1 Energy contents The energy stored in a capacitor can be described as ...