381LX222M100A022

For many Aluminum Electrolytic Capacitors designs, Cornell Dubilier Knowles 381LX222M100A022 is vetted against electrical margins, thermal headroom, and mechanical integration before the BOM is frozen. Selection depends on ESR/ESL, ripple current, temperature behavior, dielectric stability, and lifetime under stress. In real deployments, their placement and derating strategy often decide whether a design passes EMC and survives long-term thermal exposure. Engineers typically derate voltage and validate thermal rise because lifetime is typically determined by core temperature in the enclosure. Within industrial power supplies, lifetime and ripple performance determine reliability in hot enclosures. In instrumentation, stable dielectric behavior prevents drift that would otherwise limit measurement repeatability. In compact devices, layout-driven ESL and placement can dominate performance, so practical design rules matter. In industrial power supplies, bulk capacitance smooths rectified rails and provides ride-through during short brownouts in hot cabinets.