0402ZD104KAT2A
Compact 0.1μF ceramic capacitors for SMD electronics, 10V, X5R, 0402 size
Manufacturer： avx
series introduction
# Introduction to the 0402ZD104KAT2A Product Series
## 1. Overview
The 0402ZD104KAT2A product series belongs to the realm of electronic components, specifically surface - mount capacitors. These components are crucial building blocks in modern electronic circuits, playing a vital role in a wide range of applications due to their specific electrical characteristics and physical form factor.
## 2. Physical Characteristics
### 2.1 Package Size
The "0402" in the product code refers to the package size of the capacitor. In the imperial measurement system, it represents a length of 0.04 inches (approximately 1.0 mm) and a width of 0.02 inches (approximately 0.5 mm). This small form factor makes it ideal for use in compact electronic devices where space is at a premium, such as mobile phones, smartwatches, and other portable consumer electronics.
### 2.2 Construction
The capacitor is typically constructed using high - quality dielectric materials. The internal electrodes are carefully designed and fabricated to ensure stable electrical performance. The outer casing provides protection against environmental factors such as moisture, dust, and mechanical stress, which helps to maintain the integrity and reliability of the component over its lifespan.
## 3. Electrical Characteristics
### 3.1 Capacitance
The "104" in the product code indicates the capacitance value of the capacitor. Using the standard capacitor coding system, "104" means \(10\times10^{4}\) picofarads (pF). So, the capacitance of the 0402ZD104KAT2A capacitor is \(100000\) pF, which is equivalent to \(0.1\) microfarads (\(\mu F\)). This capacitance value is suitable for a variety of filtering, coupling, and decoupling applications in electronic circuits.
### 3.2 Tolerance
The "K" in the product code represents the tolerance of the capacitance. A "K" tolerance indicates a \(\pm10\%\) variation from the nominal capacitance value. This means that the actual capacitance of the 0402ZD104KAT2A capacitor can range from \(0.09\ \mu F\) to \(0.11\ \mu F\). The tolerance is an important parameter as it affects the performance of the circuit in which the capacitor is used, especially in applications where precise capacitance values are required.
### 3.3 Voltage Rating
Although not explicitly clear from the given product code, the capacitor will have a specified voltage rating. This rating indicates the maximum voltage that the capacitor can safely withstand without experiencing electrical breakdown. A higher voltage rating allows the capacitor to be used in circuits with higher operating voltages. For the 0402ZD104KAT2A, the voltage rating is an important consideration when selecting the component for a particular application to ensure its safe and reliable operation.
### 3.4 Dielectric Type
The "ZD" in the product code may be related to the type of dielectric material used in the capacitor. Different dielectric materials have different electrical properties, such as dielectric constant, temperature coefficient, and loss factor. The choice of dielectric material affects the performance of the capacitor in terms of its capacitance stability over temperature, frequency response, and leakage current.
## 4. Applications
### 4.1 Filtering
In power supply circuits, the 0402ZD104KAT2A capacitors can be used as filtering components. They help to smooth out the DC voltage by removing the ripple and noise present in the power supply. By acting as a reservoir of charge, the capacitor can supply current during periods of high demand and absorb excess current during low -
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