RC1206FR-07470RL
Thick film SMD resistors, 470 Ohm, 1% tolerance, 0.25W power rating
Manufacturer： yageo
series introduction
# Introduction to the RC1206FR - 07470RL Product Series
## 1. Overview
The RC1206FR - 07470RL is a specific product series within the realm of electronic components, specifically resistors. Resistors are fundamental building blocks in electronic circuits, used to control the flow of electric current, divide voltages, and perform a variety of other crucial functions. This series offers a reliable and high - performance solution for a wide range of electronic applications.
## 2. Product Naming Convention
- **RC**: This is often a general prefix used by the manufacturer to denote a particular resistor product line. It helps in categorizing and identifying the series within the company's product portfolio.
- **1206**: This refers to the physical size of the resistor, known as the surface - mount device (SMD) package size. In the 1206 package, the dimensions are approximately 3.2mm x 1.6mm. This size is widely used in the electronics industry due to its balance between ease of handling during assembly and the ability to dissipate heat.
- **FR**: It typically indicates a specific type or characteristic of the resistor. In many cases, "FR" might stand for "film resistor," which means that the resistive element is made of a thin or thick film material. Film resistors are known for their relatively high precision and stability.
- **07**: This could be a code related to the resistor's tolerance. A common interpretation is that it represents a 1% tolerance, which means that the actual resistance value of the resistor can deviate by a maximum of ±1% from the nominal value.
- **470**: This is the nominal resistance value of the resistor, measured in ohms. So, the resistors in this series have a nominal resistance of 470 ohms.
- **R**: This is often used to indicate the decimal point in the resistance value notation. For example, if the value was 4.7 ohms, it might be written as 4R7. In this case, it's just part of the overall naming convention for the 470 - ohm resistor.
- **L**: This could be a suffix that indicates a specific feature, such as a low - power or low - inductance version of the resistor, or it might be a code for a particular manufacturing batch or variant.
## 3. Electrical Characteristics
### Resistance Value
The nominal resistance of the RC1206FR - 07470RL is 470 ohms with a tolerance of ±1%. This high - precision tolerance makes it suitable for applications where accurate current and voltage control are required. For example, in precision measurement circuits, voltage dividers for analog - to - digital converters, or in any circuit where the exact resistance value affects the overall performance of the system.
### Power Rating
The power rating of the resistor is an important parameter as it determines the maximum amount of power the resistor can safely dissipate without overheating. For the 1206 package, the typical power rating is around 0.25 watts. This means that in a circuit, the power dissipated across the resistor (calculated using the formula \(P = I^{2}R\) or \(P=\frac{V^{2}}{R}\), where \(P\) is power, \(I\) is current, \(V\) is voltage, and \(R\) is resistance) should not exceed 0.25 watts to ensure reliable operation.
### Temperature Coefficient
The temperature coefficient of resistance (TCR) is a measure of how the resistance value of the resistor changes with temperature. Film resistors like those in the RC1206FR - 0
Images for reference
1206 Chip Resistor, SMT
Thick Film Resistor Side
Thick Film Resistor Top