ERJ3BSFR12V Series

series introduction

# ERJ3BSFR12V Product Series Introduction

## 1. Overview
The ERJ3BSFR12V product series is a remarkable line of electronic components that offers high - performance and reliability in a wide range of applications. These components are engineered with precision to meet the demanding requirements of modern electronic circuits, providing stable and accurate electrical characteristics.

## 2. Key Features

### 2.1 Resistance Precision
- The ERJ3BSFR12V series features extremely high resistance precision. With tight tolerance levels, typically within a very narrow range (e.g., ±0.1% or ±0.5%), these resistors ensure that the actual resistance value closely matches the specified nominal value. This high precision is crucial in applications where accurate voltage division, current limiting, or signal conditioning is required, such as in precision measurement instruments and high - end audio equipment.

### 2.2 Low Temperature Coefficient of Resistance (TCR)
- A low TCR is one of the standout features of this product series. The TCR indicates how much the resistance value of a resistor changes with temperature. The ERJ3BSFR12V resistors have a very low TCR, which means that their resistance remains relatively stable over a wide temperature range. This stability is essential in applications that operate in harsh environmental conditions, such as automotive electronics, industrial control systems, and aerospace applications, where temperature variations can significantly affect the performance of electronic circuits.

### 2.3 High Power Rating
- Despite their relatively small size, the ERJ3BSFR12V resistors are capable of handling a relatively high power rating. This allows them to dissipate heat effectively and operate reliably under high - power conditions. The high - power handling capacity makes these resistors suitable for use in power supplies, motor control circuits, and other applications where large amounts of power need to be dissipated.

### 2.4 Compact Size
- The series is designed with a compact form factor, which is beneficial for modern electronic devices that require high - density circuit board layouts. The small size of the ERJ3BSFR12V resistors allows for more components to be placed on a single circuit board, enabling the development of smaller and more lightweight electronic products. This is particularly important in portable devices, such as smartphones, tablets, and wearables.

### 2.5 Excellent Solderability
- The resistors in the ERJ3BSFR12V series have excellent solderability. Their terminals are designed to form strong and reliable solder joints with the circuit board, ensuring good electrical connectivity and mechanical stability. This makes the soldering process easier and more efficient, reducing the risk of soldering defects and improving the overall manufacturing yield.

## 3. Technical Specifications

### 3.1 Resistance Range
- The ERJ3BSFR12V series offers a wide range of resistance values, typically from a few ohms to several megaohms. This wide resistance range allows designers to select the appropriate resistor for their specific application requirements, whether it is for low - resistance current sensing or high - resistance voltage division.

### 3.2 Power Rating
- The power rating of the ERJ3BSFR12V resistors can vary depending on the specific model and size. Generally, the power ratings range from a few hundred milliwatts to a few watts, providing flexibility for different power - handling requirements in various applications.

### 3.3 Operating Temperature Range
- These resistors are designed to operate within a wide temperature range, typically from - 55°C to +155°C. This wide operating temperature range makes them suitable for use in both extreme cold and hot environments, ensuring reliable performance in a variety of industrial, automotive, and aerospace applications.

### 3.4 Voltage Rating
- The voltage rating of the ERJ3BSFR12V

Images for reference

0603 Pkg

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Datasheets

Partlist

ERJ3BSFR12V