CC0402KRX7R9BB103
Compact 10nF ceramic capacitors for SMD applications, 50V, X7R dielectric
Manufacturer： ['yageo', 'phycomp']
series introduction
# Introduction to the CC0402KRX7R9BB103 Product Series
## 1. Overview
The CC0402KRX7R9BB103 belongs to a highly specialized and widely - used series of electronic components, specifically ceramic capacitors. These capacitors play a crucial role in modern electronic circuits, providing essential functions such as energy storage, filtering, coupling, and decoupling. The "CC" likely represents the manufacturer's product line identifier, while the "0402" refers to the industry - standard package size, which is a compact and popular choice for many surface - mount applications.
## 2. Package Size (0402)
### Physical Dimensions
The 0402 package is extremely small, with a length of approximately 1.0 mm and a width of about 0.5 mm. This compact size makes it ideal for use in miniaturized electronic devices where space is at a premium, such as smartphones, tablets, wearables, and other portable consumer electronics.
### Mounting Advantages
It is designed for surface - mount technology (SMT), which allows for automated assembly on printed circuit boards (PCBs). This not only speeds up the manufacturing process but also reduces the cost associated with manual soldering. The small footprint also helps in achieving high - density PCB designs, enabling more components to be placed on a single board.
## 3. Dielectric Material (X7R)
### Characteristics
The X7R dielectric is a Class II ceramic dielectric. It offers a good balance between capacitance stability and cost. One of the key features of X7R is its relatively high dielectric constant, which allows for the production of capacitors with relatively high capacitance values in a small package.
### Temperature Stability
X7R capacitors are known for their excellent temperature stability within a wide temperature range of - 55°C to + 125°C. The capacitance change over this temperature range is typically within ± 15%. This makes the CC0402KRX7R9BB103 suitable for applications where the operating temperature may vary significantly, such as automotive electronics, industrial control systems, and outdoor - use electronic devices.
## 4. Capacitance Value (103)
### Decoding the Value
The code "103" on the capacitor follows a standard notation. The first two digits (10) represent the significant figures, and the third digit (3) is the multiplier. In this case, the capacitance value is calculated as 10 × 10³ pF, which is equal to 10,000 pF or 0.01 μF.
### Application Significance
A capacitance of 0.01 μF is a commonly used value in many electronic circuits. It can be used for decoupling purposes, where it helps to filter out high - frequency noise and provide a stable power supply to sensitive components such as integrated circuits. It can also be used in coupling applications to transfer AC signals between different stages of a circuit while blocking DC components.
## 5. Voltage Rating and Tolerance
### Voltage Rating
The "K" in the part number usually indicates the voltage rating of the capacitor. In most cases, "K" represents a voltage rating of 16 V. This means that the CC0402KRX7R9BB103 can safely operate in circuits where the maximum voltage across the capacitor does not exceed 16 V.
### Tolerance
The "B" in the part number often represents the capacitance tolerance. A "B" tolerance typically means ± 0.1 pF for low - capacitance values and ± 1% for higher - capacitance values. This relatively tight tolerance ensures that the actual capacitance of the capacitor is close to the specified value, which
Images for reference
0402(.55mm thickness)
0402(.55mm thickness)
CC_0402