45b5192f_apacitor_Engineering_Reference__Type_of_capacitor
[Characteristic] Electrolytic capacitor that used tantalum for electrode. Capacity is also large, and both temperature characteristic and the frequency characteristic are superior to aluminium electrolytic capacitor. It is necessary to note as there is polarity in the terminal. [Type of capacitor] 
Tantalum electrolytic capacitor
Types of capacitor｜Engineering Reference
Type of capacitor