Ceramic capacitor is important to maintain the operating temperature above -55°C if you want stable operation.With the voltage 100V, it is capable of operating.Lead pitch of a capacitor is simply the distance (spacing) between adjacent threads, and its pitch is 2.54mm.
C315C681K1G5TA Features
with the voltage - Rated DC of 100V
C315C681K1G5TA Applications
There are a lot of KEMET C315C681K1G5TA applications of ceramic capacitors.