Solid Electrolytic Capacitors TRIZ Cases

A carbon cathode layer with acid-group polymer improves adhesion and blocks air permeation, helping solid electrolytic capacitors maintain low ESR at high temperature.

Oblique cracks in the enlarged foil surface raise capacitance per unit volume while preserving tensile load and winding workability.

Through-hole conductors routed through the capacitor layer shorten regulator-load connections, cutting wiring loss, noise, and module size.

A water-based conductive polymer dispersion coats a synthetic-fiber separator uniformly, lowering ESR and heat in high ripple current capacitors.

Separated external electrodes on one principal surface cut inductive path length, enabling higher capacitance with lower ESL.

Multiple selectable capacitance sections let one replacement capacitor match failed HVAC units, cutting service time and truck inventory.

A flat anode lead-out wire with surface recesses prevents bending and welding failure, improving solid electrolytic capacitor yield and low ESR.

A hydrophobic terminal coating boosts casing adhesion in solid electrolytic capacitors, limiting reflow delamination and preserving ESR and capacitance.

A porous anode and a 1 μm+ outer conductive polymer layer improve adhesion, limiting peeling, ESR rise, and capacity loss.

Controlled electrolytic polymerization improves void filling and adhesion, helping solid electrolytic capacitors keep capacitance and breakdown strength.

Dual-Tg polymer electrolyte layers improve adhesion and capacitance stability in solid capacitors during repeated power cycling.

A lipophilic antioxidant in the electrolyte permeates the rubber seal to suppress heat-driven degradation and reduce moisture transmission.

Specific additives and polyvinyl butyral resin cut moisture permeability and silver migration in conductive films for solid electrolytic capacitors.

Housing recesses and support protrusions keep the separator off the conductive coating, reducing abrasion, short circuits, and series resistance.

Light-sintered metal base electrodes cut particle loss and surface oxidation, lowering ESR and capacitor manufacturing cost.

A non-uniform conductive particle gradient in the electrolyte layer suppresses long-term ESR rise and preserves capacitor performance.

Inclined anchor portions in the lead terminal prevent resin separation during reflow and improve PCB solder connection strength.

Embedded flat lead frames remove terminal bending, enabling thinner multilayer aluminum capacitors with higher capacitance, lower impedance, and better stability.

Grooves sectionalize the porous anode to block air diffusion, protecting the solid electrolyte layer and improving high-temperature stability.

A recessed flat anode lead-out wire resists bending during powder insertion and improves welding yield and ESR in solid electrolytic capacitors.

Silica-core silver-coated particles cut leakage current after high-temperature exposure while lowering silver use in solid electrolytic capacitors.

A segmented through-hole layout lets embedded capacitor substrates plate anode connections with general techniques, avoiding mixed-metal metallization difficulty.

External frame terminals and a surrounding molded portion spread impact stress to prevent chip detachment in tantalum capacitors.

A same-plane electrode layout shortens current paths, lowers ESR and ESL, and improves adhesion when embedded in multilayer substrates.

An ALD coating on porous cathode foil blocks moisture-driven electrolyte reactions, preserving capacitance while lowering ESR in electrolytic capacitors.

Controlling oxygen permeability in a conductive polymer electrolyte layer helps solid electrolytic capacitors retain conductivity and reliability at high temperature.

Crimped lead tabs replace welding in stacked electrolytic capacitors, preserving foil area while improving connection reliability and resistance.

A thicker second metal-oxide conductive layer helps the capacitor relieve thermal stress, prevent separation, and maintain layer integrity.

Injection-molded cover sealing cuts aluminum electrolytic capacitor height below 3.0 mm while preserving heat and shock resistance.

Insulating polymer fillers in the conductive polymer layer cut moisture absorption and suppress ESR rise, improving tantalum capacitor reliability.

An exposed intermediate anode connector shrinks exterior body volume while preserving reliable terminal joining and capacitance density.

Amine or acid additives stabilize Cu-filled thermosetting silicone resin, limiting viscosity rise while preserving conductivity and moisture resistance.

Variable-thickness dielectric layers and second-metal oxide coatings reduce natural oxide impact and raise electrolytic capacitor capacitance.

Flat particles in the anode electrode layer increase bonding to the valve-action metal core, improving electrolytic capacitor reliability.

By removing the tantalum wire and minimizing frame-mold interfaces, this capacitor structure improves moisture resistance and capacitance retention.

Base electrodes welded on the end surface remove the welding margin, increasing function volume ratio, capacitance, and connection reliability.

Pre-forming a conductive polymer layer on the separator improves capacitor capacity, lowers ESR, and reduces leakage and short-circuit risk.

A two-stage drying sequence limits polymer migration during solvent evaporation, improving adhesion amount and uniformity inside porous bodies.

An anodized oxide layer on the capacitor lead wire replaces insulating rings, cutting leakage current and preserving performance in heat and humidity.

A thin metallization on a carrier substrate separates conductivity from strength, enabling smaller wound electrolytic capacitors with higher volume efficiency.

A coordination-compound electrolyte with water, polyol, and antioxidant limits hydrolysis-driven anode erosion while holding ESR and leak current down.

A boundary mask blocks conductive paste from thin solid electrolyte defects, reducing leakage current in solid electrolytic capacitors.

A tuned pseudo boehmite layer on etched anode foil helps solid electrolytic capacitors keep high withstand voltage without sacrificing capacitance.

Rounded end-surface edges keep conductive paste thick enough to prevent electrode peeling, air intrusion, and ESR deterioration.

Alternating capacitor elements expose opposite ends to external electrodes, increasing capacitance while canceling magnetic flux to lower ESL.

Larger pores in the first metal portion vent gas during reflow, limiting pressure buildup and crack formation in sealed solid electrolytic capacitors.

Dual coating layers at the tantalum body-mold interface improve adhesion, block moisture ingress, and raise capacitor reliability.

A graded solid electrolyte filling profile cuts ESR across frequencies while shortening formation time in porous electrolytic capacitors.