Tantalum capacitor, wet tantalum capacitors, tantalum chip capacitors

 293D Series 22 uF ±10 % 6.3 V Surface Mount Standard Molded Tantalum Capacitor

https://www.futureelectronics.com/p/passives--capacitors--tantalum-capacitors/293d226x96r3a2te3-vishay-5156944