EEE Components, ENDURANCE, ENVIRONMENTAL & RADIATION, PASSIVES, TESTING

ESR Degradation in Polymer Tantalum Capacitors during Hi Temp Storage

Posted by doEEEt Media Group
On December 27, 2020
0

Different types of polymer capacitors from three manufacturers have been stored at temperatures from 100 ºC for periods up to 18,500 hours to 175 ºC for up to 2000 hours.

EEE Components, PASSIVES

High-Reliability Solid Tantalum Capacitors

Posted by doEEEt Media Group
On November 22, 2020
0

Improved manufacturing and testing technologies have enabled the success of low-ESR MnO2 tantalum capacitors in aerospace platforms, and improvements in capacitor efficiency and reliability.

EEE Components, PASSIVES

Low-ESR tantalum capacitors make a difference in circuit designs

Posted by doEEEt Media Group
On November 7, 2020
0

Low-ESR tantalum capacitors can improve circuit power efficiency, reduce heat generation for the circuit, and increase low-term reliability

EEE Components, PASSIVES

Niobium and Niobium Oxide Capacitors Overview

Posted by Tomáš Zedníček
On November 1, 2020
0

Niobium-based capacitors present a niche capacitor market share within the tantalum capacitor industry. High safety, no short circuit failure mode under standard operating conditions and high reliability

EEE Components, PASSIVES

Solid Sintered Tantalums with MnO2 and Polymer Electrolytes

Posted by doEEEt Media Group
On October 24, 2020
0

The tantalum metal has a dielectric constant of approximately 27. The price for solid tantalums is relatively high due to mainly the high cost of the tantalum powder. The solid electrolyte theoretically has no limitations in operation and storage time.

EEE Components, PASSIVES

Solid Aluminum Electrolytics with Conductive Polymer or TCNQ Salt

Posted by doEEEt Media Group
On June 25, 2020
0

Another variant of a solid electrolyte is conductive polymer electrolyte. The aluminum oxide on an etched and formed foil is covered with an electrically very conductive and doped polymer

EEE Components, ENDURANCE, ENVIRONMENTAL & RADIATION, PASSIVES

Most Reliable/Efficient and Price Effective Solid Tantalum Capacitors

Posted by doEEEt Media Group
On October 18, 2019
1

Usage of the commercial (automotive) Tantalum capacitors with a traditional 50% derating can be a more expensive, less reliable, and less efficient solution, especially, at higher application voltages

INSPECTION, ELECTRICAL & VERIFICATION, TESTING

High Rel Principles and Verifications in Solid Tantalum Capacitors

Posted by Kemet Electronic Corporation
On October 2, 2019
0

Typical short circuit failure mode in Tantalum capacitors can lead to significant damage to the adjacent circuit board, and 50%voltage de-rating alone is not sufficient to address this problem.

EEE Components, PASSIVES

Tantalum Capacitors in Space Applications

Posted by Kemet Electronic Corporation
On September 18, 2019
0

Only tantalum capacitors with established reliability are recommended for the space application. Commercial parts can vary materials and processes, increasing risk of failure in space application.

EEE Components, PASSIVES

Solid Aluminum Electrolytics with Manganese Dioxide (obsolete)

Posted by doEEEt Media Group
On June 25, 2019
0

The SAL are aluminum electrolytic capacitors with anodic oxidized aluminum oxide as dielectric and with the semiconducting solid manganese dioxide as electrolyte (eased production Ss of December 31, 2015)