What this TPS tantalum cap does on your board
The TPSB225K025S1200: A molded tantalum capacitor from the KYOCERA AVX TPS series, rated 2.2 µF at 25 V with ±10% tolerance and a 1.2 Ohm ESR — this is a general-purpose bulk decoupling or filter cap for a 25 V or lower rail.
It is a current-production line item, not a discontinued or NRND part. No stock-holding claim — sourced per request.
Footprint and package fit
Housed in the 1411 (3528 Metric) / 1210 case — the body dimensions are 3.50 mm x 2.80 mm with a seated height of 2.10 mm max. The B case size code matches standard tantalum pad layouts for this footprint. The molded construction gives consistent dimensions and a flat top for vacuum pickup.