CD19FD821FO3F 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 82 pF with a rated voltage of 500 Vdc, meeting EIA RS153B dimensional specifications and offering ±1% capacitance tolerance (F grade). The device operates reliably from -55°C to +125°C, supports a minimum dV/dt pulse capability of 100,000 V/µs, and is available in reel packaging for automated assembly. These characteristics make it ideal for precision timing circuits, RF applications, and other demanding electronic systems where stability and reliability are essential.