The specified component is a 12 pF ceramic capacitor with the designation CAP CER 12PF 50V C0G/NP0 0603. This capacitor has a tolerance of ±5 and operates within a voltage range of 50 volts. It conforms to the C0G or NP0 temperature coefficient specifications, suitable for use in applications where stability is crucial, such as in electronic circuits that require precise capacitance values. The component's size is 0603, also known as 1608 metric.