RC0402JR-0710ML Series

series introduction

# Introduction to the RC0402JR - 0710ML Product Series

## 1. Overview
The RC0402JR - 0710ML belongs to a specialized series of electronic components, specifically resistors. These resistors are designed to meet the high - precision and reliability requirements of modern electronic circuits. The "RC" in the model number typically indicates the resistor category, while "0402" refers to the industry - standard size code, and the subsequent characters provide details about the resistor's tolerance, power rating, and resistance value.

## 2. Physical Characteristics

### Size and Dimensions
The 0402 size is a surface - mount package that measures approximately 1.0mm x 0.5mm. This compact size makes it ideal for use in densely populated printed circuit boards (PCBs), such as those found in mobile devices, wearables, and other miniaturized electronics. The small footprint allows for more components to be placed on a single board, enabling the design of smaller and more lightweight electronic products.

### Construction
The resistors in the RC0402JR - 0710ML series are constructed using high - quality materials. They typically feature a ceramic substrate, which provides excellent mechanical stability and thermal performance. The resistive element is deposited on the substrate using advanced thin - film or thick - film technology, depending on the specific manufacturing process. The ends of the resistor are terminated with metal electrodes, which are designed for easy soldering onto the PCB.

## 3. Electrical Characteristics

### Resistance Value
The "10M" in the model number indicates a resistance value of 10 megaohms (10,000,000 ohms). This high resistance value makes the resistor suitable for applications where a large amount of resistance is required, such as in voltage - dividing circuits, input protection circuits, and some types of sensor interfaces.

### Tolerance
The "JR" in the model number suggests a tolerance of ± 5%. This means that the actual resistance value of the resistor can vary by up to 5% from the nominal value of 10M ohms. For many general - purpose applications, a ± 5% tolerance is acceptable, as it provides a good balance between cost and accuracy.

### Power Rating
The "07" in the model number is related to the power rating of the resistor. In this case, the power rating is typically 1/16 watt. This power rating indicates the maximum amount of power that the resistor can safely dissipate without overheating. It is important to ensure that the power dissipated by the resistor in the circuit does not exceed this rating to prevent damage to the component.

### Temperature Coefficient
The resistors in this series usually have a relatively low temperature coefficient of resistance (TCR). A low TCR means that the resistance value of the resistor changes very little with temperature variations. This is crucial in applications where the circuit performance needs to be stable over a wide temperature range, such as in automotive electronics and industrial control systems.

## 4. Performance and Reliability

### Stability
The RC0402JR - 0710ML resistors offer excellent long - term stability. They are designed to maintain their resistance value within the specified tolerance over an extended period of time, even under normal operating conditions. This stability is achieved through careful material selection and manufacturing processes, which minimize the effects of aging, humidity, and other environmental factors.

### ESD and Surge Protection
These resistors are also designed to provide a certain level of electrostatic discharge (ESD) and surge protection. They can withstand a certain amount of ESD voltage without being damaged, which helps to protect the entire circuit from sudden voltage spikes. This is particularly important in applications where the electronic device may be exposed to

Images for reference

CRSM RL0402

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Datasheets

Partlist

RC0402JR-0710ML