ERJ-2RKF3302X Series

series introduction

# Introduction to the ERJ - 2RKF3302X Product Series

## 1. Overview
The ERJ - 2RKF3302X product series belongs to the realm of electronic components, specifically resistors. These resistors are engineered with high - precision and reliability in mind, catering to a wide range of electronic applications where accurate resistance values and stable performance are crucial.

## 2. Key Features

### 2.1 Resistance Value and Tolerance
- **Precise Resistance**: The "3302" in the model number indicates a resistance value. Using the standard resistor code system, 3302 represents a resistance of 330 × 10² ohms, which is 33 kΩ. This specific value is carefully calibrated during the manufacturing process to ensure high accuracy.
- **Low Tolerance**: The series offers a low tolerance level, typically within a few percent (e.g., ±1% or ±0.5% depending on the specific variant). This low tolerance means that the actual resistance of each resistor in the series closely matches the specified value, making them ideal for applications where precise resistance is required, such as in precision measurement circuits and voltage - dividing networks.

### 2.2 Power Rating
- The ERJ - 2RKF3302X resistors are designed with an appropriate power rating. This power rating determines the maximum amount of power the resistor can safely dissipate without overheating or experiencing significant changes in its electrical properties. For example, a common power rating for this series might be 1/16 W or 1/8 W, which is suitable for low - power electronic circuits, including those found in mobile devices, wearable electronics, and small - scale sensor modules.

### 2.3 Temperature Coefficient
- These resistors have a low temperature coefficient of resistance (TCR). The TCR indicates how much the resistance of the resistor changes with temperature. A low TCR means that the resistance remains relatively stable over a wide temperature range. This is essential in applications where the operating temperature can vary, such as in automotive electronics, industrial control systems, and outdoor - deployed electronic devices. For instance, in an automotive engine control unit, the resistor's stable performance across a wide temperature range ensures accurate signal processing and control.

### 2.4 Size and Package
- The ERJ - 2RKF3302X series comes in a compact surface - mount package. Surface - mount technology (SMT) allows for easy and efficient assembly on printed circuit boards (PCBs). The small size of the resistors saves valuable board space, making them suitable for modern, miniaturized electronic devices. The package is also designed to provide good mechanical stability and electrical contact, ensuring reliable performance during the assembly process and throughout the product's lifespan.

## 3. Applications

### 3.1 Consumer Electronics
- In smartphones and tablets, the ERJ - 2RKF3302X resistors can be used in power management circuits, signal conditioning circuits, and audio processing circuits. For example, they can be used in voltage - dividing networks to provide reference voltages for analog - to - digital converters (ADCs), ensuring accurate conversion of analog signals to digital values.
- In wearable devices such as smartwatches and fitness trackers, the low - power and small - size characteristics of these resistors make them ideal for use in sensor interfaces, battery management circuits, and wireless communication modules.

### 3.2 Automotive Electronics
- In automotive engine control units (ECUs), the resistors are used in sensor circuits to measure parameters such as temperature, pressure, and airflow. Their high precision and stability over a wide temperature range ensure accurate measurement and reliable engine control.
- They are also used in automotive lighting systems, such as LED headlamps

Images for reference

0402 pkg

1% Thick Film Chip

1% Thick Film Chip Material

Datasheets

Partlist

ERJ-2RKF3302X