Molded tantalum, 6.8 µF at 10 V — the ESR tells the story
The TPSA685K010T1800: This is a KYOCERA AVX TPS series molded tantalum capacitor in the 1206 (3216 Metric) case size, rated 6.8 µF at 10 V with ±10% tolerance.
Listed as Active on the manufacturer's product status.
The molded case construction handles the mechanical stress of temperature excursion better than conformally coated parts.
