KEMET Multilayer Ceramic Capacitor 39pF, 50V DC, 5% Tolerance, C0G Dielectric, 0402 SMD, C0402C390J5GACTU

The KEMET C0402C390J5GACTU is a high-quality multilayer ceramic capacitor designed for modern electronic systems requiring stable, low-loss capacitance. This capacitor features a nominal capacitance of 39 picofarads (pF) and is rated for 50 volts DC, making it suitable for signal filtering, coupling, and decoupling in a variety of compact devices.

Utilizing a C0G (NP0) dielectric, this component ensures exceptional stability and minimal capacitance variation across the entire operational temperature range of -55°C to +125°C. The C0G dielectric is renowned for its negligible piezoelectric and microphonic noise, as well as extremely low equivalent series resistance (ESR) and equivalent series inductance (ESL), contributing to high thermal stability and superior electrical performance.

The device adopts the 0402 surface-mount package, which is ideal for high-density designs in modern printed circuit boards. It comes in tape and reel packaging for efficient automated assembly and utilizes standard solder terminations for strong, reliable connections during manufacturing.

Precision engineering provides a tight ±5% tolerance, ensuring consistent capacitance values and dependable performance in critical circuit positions. The capacitor is compatible with stringent industry standards including IPC-7351, EIA 481, EIA 556, EIA 624, and J-STD-020, guaranteeing reliability and process compatibility for advanced electronics manufacturing.

Typical use cases include timing circuits, precision oscillators, high-frequency filters, RF circuits, and other sensitive analog and digital applications. The robust construction and thermal stability make it well-suited for instrumentation, telecommunications systems, medical devices (non-invasive electronics), consumer electronics, and industrial equipment where performance consistency is crucial.

By maintaining stable capacitance and low losses over the entire rated temperature range, the KEMET C0402C390J5GACTU enables design engineers to build reliable and efficient circuits even in environments with significant thermal variation. The compact size and high manufacturing standards support both miniaturization and long-term durability in demanding industrial, commercial, and laboratory settings.

Explore more KEMET capacitors and premium multilayer ceramic passive components in the Multilayer Ceramic Capacitor section of EnvMart.