
When it comes to reliable and high-performance capacitors, the Cornell Dubilier Electronics MC18FD471J-F stands out. This surface-mount mica capacitor is engineered for durability, precision, and performance, making it a trusted choice in demanding electronics applications. In this comprehensive article, we'll delve into the intricacies of the MC18FD471J-F, uncovering its definition, key features, specifications, applications, and a closer look at its manufacturer.
Catalog
The MC18FD471J-F is a mica capacitor designed by Cornell Dubilier Electronics. It is a surface-mount device (SMD) that provides a capacitance of 470pF with a 5% tolerance. It is rated for a maximum voltage of 500VDC and can operate in extreme temperatures ranging from -55°C to 125°C. This makes it ideal for circuits requiring both reliability and high voltage handling.
Let's delve into the standout features that make the MC18FD471J-F a standout in the world of electronics:
· The capacitor has a capacitance value of 470pF.
· It maintains a tight tolerance of 5% for accurate circuit performance.
· The voltage rating of the capacitor is 500VDC.
· The flat construction allows for compact, low-profile design.
· Its dimensions are 4.5mm in length, 3.2mm in depth, and 2mm in height.
· The MC18FD471J-F is rated for a maximum temperature of 125°C.
· It can operate reliably at temperatures as low as -55°C.
· The device is packaged in bulk to support large-scale production.
· Surface-mount mounting simplifies installation on printed circuit boards.
Now, let's take a closer look at the technical specifications that define the capabilities of the MC18FD471J-F:
Type | Parameter |
Capacitance Value | 470pF |
Tolerance | 5% |
Voltage | 500VDC |
Construction | Flat |
Size (mm) | 4.5 X 3.2 X 2 |
Package/Case | 1812 |
Minimum Operating Temperature (°C) | -55 |
Maximum Operating Temperature (°C) | 125 |
Packaging | Bulk |
Product Length (mm) | 4.5 |
Product Depth (mm) | 3.2 |
Product Height (mm) | 2(Max) |
Mounting | Surface Mount |
The MC18FD471J-F is widely used in multiple electronic scenarios:
· RF circuits requiring stable high-frequency performance.
· Precision analog circuits needing minimal signal loss.
· High-voltage signal coupling and filtering.
· Aerospace and military electronics demanding robust temperature tolerance.
· Industrial automation systems that require reliable surface-mount components.
Cornell Dubilier Electronics, founded in 1909 by William Dubilier, is renowned for its early development of mica capacitors, which later played a crucial role in radio broadcasting communications. CDE has production facilities in North America and offers product support in the United States, Mexico, and China, with a distribution center in Massachusetts. The company primarily manufactures capacitors. In 2023, Cornell Dubilier was acquired by Knowles Corporation.

The MC18FD471J-F from Cornell Dubilier Electronics is a robust, high-voltage mica capacitor designed for precision and reliability. Its compact SMD 1812 package makes it suitable for modern electronic designs. Engineers can rely on it for RF, high-voltage, and industrial applications. With a wide temperature range and tight tolerance, it provides consistent performance in challenging environments.