JMK105B7224KV-F Series

series introduction

# Introduction to the JMK105B7224KV - F Product Series

## 1. Overview
The JMK105B7224KV - F product series belongs to the realm of electronic components, specifically capacitors. Capacitors are fundamental building blocks in electronic circuits, and this series offers unique features and performance characteristics that make it suitable for a wide range of applications.

## 2. Product Naming Convention
Let's break down the product code "JMK105B7224KV - F" to understand its significance:
- **JMK**: This is likely the product family or series identifier specific to the manufacturer. It represents a particular line of capacitors with certain design and performance traits.
- **105**: In capacitor coding, this indicates the capacitance value. The first two digits (10) are the significant figures, and the third digit (5) is the multiplier. So, the capacitance is calculated as \(10\times10^{5}\) picofarads (\(pF\)), which is equal to \(1\) microfarad (\(\mu F\)).
- **B**: This may represent a specific dielectric type or a characteristic related to the capacitor's electrical properties. Different dielectric materials have different properties such as dielectric constant, temperature coefficient, and insulation resistance.
- **722**: This could be a part - specific code that further differentiates the product within the series, perhaps related to manufacturing batch, internal construction, or additional performance features.
- **4KV**: This clearly indicates the rated voltage of the capacitor. It means that the capacitor is designed to operate safely at a maximum voltage of 4 kilovolts (\(kV\)).
- **F**: This might be a tolerance code. For example, in some capacitor coding systems, "F" can represent a tolerance of ±1%.

## 3. Key Features

### 3.1 High Voltage Rating
With a rated voltage of 4 kV, the JMK105B7224KV - F series capacitors are well - suited for high - voltage applications. They can withstand significant electrical stress without breaking down, ensuring reliable operation in circuits where high voltages are present. This makes them ideal for use in power supplies, high - voltage amplifiers, and electrical insulation testing equipment.

### 3.2 Precise Capacitance
The specified capacitance value of 1 μF with a potentially tight tolerance (as indicated by the "F" code) allows for accurate and stable performance in circuits. In applications where precise capacitance is crucial, such as in timing circuits, filter circuits, and resonant circuits, these capacitors can provide the required level of accuracy.

### 3.3 Dielectric Properties
The dielectric material represented by the "B" code offers certain advantages. It may have a relatively high dielectric constant, which means that for a given physical size, the capacitor can store more charge. Additionally, it may have good temperature stability, ensuring that the capacitance value remains relatively constant over a wide range of operating temperatures. This is important in applications where the temperature can vary significantly, such as in automotive electronics and industrial control systems.

### 3.4 Compact Design
Despite their high - voltage rating and relatively large capacitance, these capacitors are designed to be compact. This is beneficial in modern electronic devices where space is often at a premium. Their small size allows for easy integration into circuit boards, enabling more efficient use of available space.

## 4. Applications

### 4.1 Power Electronics
In power supply circuits, the JMK105B7224KV - F capacitors can be used for filtering and energy storage. They can smooth out the DC voltage output, reducing ripple and ensuring a stable power supply to other components in the circuit. In high - voltage power supplies, their high

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0402 (MK105)

xMK Series_0402

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Datasheets

Partlist

JMK105B7224KV-F