Precision resistor selection ensures accurate current sensing and reliability in high-performance aerospace systems.
Current flow measurement using precision resistors
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Passive Components
Authorized shipment of Vishay RNR55 resistors under Mil-PRF-55182
RNR55 resistors from Vishay, made in Columbus, are approved for shipment with date codes from 2004 and up.
DLA Qualified Fixed Film Chip Resistor (MIL-PRF-55342)
DLA QPL-55342 updates include expanded resistor ranges for Mini-Systems and removal of several IRC resistor groups.
4 terminal current sense resistors in parallel configuration
Current sense resistors enable accurate, low-cost current measurement by converting flow into measurable voltage drops.
Class 1 ceramic capacitors: C0G and U2J
Ceramic capacitors offer stability and low loss; performance varies by dielectric class, with C0G and U2J ideal for precision circuits.
The self-healing characteristics of film capacitors
Film capacitors offer self-healing, stability, and high reliability, with performance shaped by dielectric type and construction method.
Types of plastic film capacitor dielectrics
Film capacitors offer stability, low loss, and reliability across dielectric types like polyester, polypropylene, PTFE, and PPS.
Using capacitors for electrostatic discharge (ESD) protection
ESD protection using capacitors helps suppress electrostatic discharge by diverting or absorbing charge to protect sensitive circuits.
How to read and understand capacitor datasheets
Capacitor datasheets detail electrical, thermal, and mechanical specs essential for selecting components in circuit design.
Basic principles of potentiometers/variable resistors
Potentiometers as variable resistors: structure, function, linearity, failure modes, and performance factors like CRV and ENR.
DC and AC Bias Dependence of MLCC Capacitors
Capacitance behavior of MLCCs under DC and AC bias, highlighting material effects, temperature, and vendor-specific variations.
Filters in electronics: Essential knowledge for engineers
Types and functions of filters in electronics, including passive and active designs used for electromagnetic compatibility.
Flammability UL 94 Standards
UL 94 is a safety standard to determine the flammability of plastic materials. This test is released by Underwriters Laboratories of the United States.
How to use temperature protection devices NTC thermistors
NTC thermistors enable temperature sensing and compensation in circuits, protecting devices like batteries, LEDs, and microcontrollers.
Equivalent circuits and circuit types of inductors
Equivalent circuits model real capacitors and inductors using R, L, and C to represent frequency-dependent behavior and losses.
Definition of Capacitor Losses (ESR, Z, DF, Q)
Capacitor losses include ESR, dielectric losses, and dissipation factor, impacting performance across frequency ranges.
Understanding Temperature Coefficient of Resistance (TCR)
Temperature Coefficient of Resistance (TCR) defines how a resistor’s value changes with temperature, crucial for precision circuits.
Standard values for capacitors and resistors
Standard values for capacitors follow the E series to simplify design, ensure compatibility, and support manufacturing ease.
What is a Dielectric Constant (Dk) of plastic materials?
Dielectric constant (Dk) defines a material’s ability to store electric charge relative to vacuum; key in capacitor and PCB design.
An introduction to capacitor based Power Factor Correction circuits
Power factor correction improves AC efficiency by reducing reactive power in inductive loads using capacitor circuits.