The specified component is a 1.9 pF ceramic capacitor with the designation CAP CER 1.9PF 200V C0G/NP0 0603. It operates within a voltage range of 200V and features a capacitance tolerance of ±0.25pF. The capacitor conforms to the C0G/NP0 specification, which is equivalent to Class I ceramics, and is packaged in the 0603 (1608 Metric) size.