The CAP CER 3PF 25V C0G/NP0 0603 is a ceramic capacitor with a capacitance of 3 picofarads (pF) and a tolerance of ±0.25 pF. It operates at a voltage rating of 25 volts and has a metric package size of 1608. This capacitor uses the C0G, also known as NP0, dielectric material which is known for its high stability and low loss characteristics.