CD5CC090DO3F is a miniature dipped silver mica capacitor designed for stability and rugged performance in low and moderate-humidity applications. This CD5 series capacitor features a capacitance of 9 pF with ±1/2 pF tolerance (D) and a rated voltage of 300 Vdc. It operates over a wide temperature range of -55°C to +125°C and is tested at 200% of rated voltage for dielectric strength. The compact design meets EIA RS153B specifications and offers 20,000 V/µs dV/dt pulse capability minimum. This RoHS compliant capacitor is ideal for precision timing, filtering, and RF circuit applications where stability and reliability are essential.