Switched-mode power supply, Low frequency signal, aluminum oxide

 EEE-FC Series 50 V 22 uF Ø 8 x 6.2 mm 105 °C Low ESR SMT V-Chip Electrolytic

https://www.futureelectronics.com/p/passives--capacitors--aluminum-electrolytic-capacitors/eee-fc1h220p-panasonic-6029017