The Panasonic ESE-18R12A is a radial-lead, surface-mount miniature aluminum electrolytic capacitor. It has a capacitance of 18µF, a voltage rating of 16V, and an operating temperature range of -40°C to +85°C. It features low ESR, long life, and high ripple current capability. The capacitor also has a rated durability of 2000 hours at 85°C and 5,000 hours at 65°C. It is used in many electronic applications, including frequency compensation, snubber circuits, timing circuits, switches and DC filters.