CD30FD103JO3F is a standard dipped silvered mica capacitor designed for timing and close tolerance applications requiring stable capacitance over a wide temperature range. This capacitor features a capacitance value of 10,000 pF (10 nF) with a rated voltage of 500 Vdc and ±5% tolerance (J grade). The device meets EIA RS153B dimensional specifications and offers a minimum dV/dt pulse capability of 100,000 V/µs, making it suitable for high-speed switching circuits. With an operating temperature range of -55°C to +125°C and dimensions of 0.80 in (20.3 mm) length, 0.89 in (22.6 mm) height, and 0.040 in (1.0 mm) thickness, this capacitor is widely used in RF circuits, timing networks, and precision instrumentation where stability and reliability are critical.