ERJ-1GEJ333C
Compact thick film resistors for surface-mount electronic circuits
Manufacturer： panasonic
series introduction
# ERJ - 1GEJ333C Product Series Introduction
## 1. Overview
The ERJ - 1GEJ333C product series represents a cutting - edge line of electronic components that have been engineered to meet the diverse and demanding requirements of modern electronic circuits. These components are designed with precision and high - quality materials, ensuring reliable performance in a wide range of applications.
## 2. Key Features
### 2.1 Resistance Value
The "333" in the model number indicates a specific resistance value. Using the standard resistor coding system, 333 represents a resistance of 33 × 10³ ohms, or 33 kΩ. This precise resistance value is crucial for applications where accurate voltage division, current limiting, or signal attenuation is required.
### 2.2 High Precision
The ERJ - 1GEJ333C series offers high precision in its resistance values. With tight tolerance levels, typically within a few percent (e.g., ±1% or ±0.5%), these resistors ensure that the electrical characteristics of the circuit remain stable and predictable. This precision is essential in applications such as precision measurement equipment, audio amplifiers, and sensor circuits, where even small variations in resistance can lead to significant errors.
### 2.3 Low Temperature Coefficient
These resistors have a low temperature coefficient of resistance (TCR). The TCR indicates how much the resistance value changes with temperature. A low TCR means that the resistance of the ERJ - 1GEJ333C resistors remains relatively stable over a wide temperature range. This property is vital in applications that operate in harsh environments or where temperature fluctuations are common, such as automotive electronics, industrial control systems, and outdoor communication equipment.
### 2.4 Power Rating
The series is designed to handle a specific power rating. This power rating determines the maximum amount of power that the resistor can dissipate without overheating or suffering damage. The appropriate power rating selection is crucial to ensure the long - term reliability of the resistor in the circuit. For the ERJ - 1GEJ333C, the power rating is carefully engineered to meet the requirements of various applications, from low - power consumer electronics to more power - hungry industrial devices.
### 2.5 Compact Size
The ERJ - 1GEJ333C resistors are available in a compact form factor. Their small size makes them ideal for use in printed circuit boards (PCBs) where space is at a premium. This is particularly important in modern electronic devices, such as smartphones, tablets, and wearables, where miniaturization is a key design consideration.
## 3. Construction and Materials
### 3.1 Substrate
The resistors in the ERJ - 1GEJ333C series are built on a high - quality ceramic substrate. Ceramic substrates offer excellent electrical insulation properties, high thermal conductivity, and mechanical stability. These properties help to ensure the reliability and performance of the resistors, even under challenging operating conditions.
### 3.2 Resistance Element
The resistance element is made of a carefully selected material that provides the desired resistance value and electrical characteristics. This material is deposited or printed onto the ceramic substrate using advanced manufacturing techniques to ensure uniformity and precision.
### 3.3 Terminations
The terminations of the ERJ - 1GEJ333C resistors are designed to provide good electrical contact and mechanical stability. They are typically made of a metal alloy that is resistant to corrosion and oxidation, ensuring long - term reliability in the circuit.
## 4. Applications
### 4.1 Consumer Electronics
In consumer electronics, such as smartphones, laptops, and televisions, the ERJ - 1GEJ333C resistors are used for various purposes.
Images for reference
ERJ-0201 Pkg
5% Thick Film Chip