CRCW1206100RFKEA
Thick film SMD resistors, 100 ohms, 1% tolerance, 1206 size
Manufacturer： ['dale', 'vishay', 'vishay-draloric']
series introduction
# Introduction to the CRCW1206100RFKEA Product Series
## 1. Overview
The CRCW1206100RFKEA belongs to a high - performance resistor product series. Resistors are fundamental passive electronic components that play a crucial role in a wide range of electronic circuits. This particular series is designed to meet the demanding requirements of modern electronic applications, offering reliable and precise resistance values.
## 2. Product Naming Convention
- **CRCW**: This is the general product family code for a specific type of chip resistor. It indicates the basic design and construction characteristics of the resistor, which are optimized for surface - mount technology (SMT).
- **1206**: This refers to the physical size of the resistor. In the SMT industry, the 1206 size means the resistor has a length of 0.12 inches (3.2 mm) and a width of 0.06 inches (1.6 mm). This standard size makes it compatible with a variety of printed circuit boards (PCBs) and automated assembly equipment.
- **100R**: It represents the resistance value of the resistor. In this case, the resistance is 100 ohms. The 'R' is used as a decimal point placeholder in the resistor - value notation.
- **F**: This is the tolerance code. A 'F' tolerance indicates a ±1% tolerance level. This means that the actual resistance value of the resistor can vary by a maximum of 1% from the nominal 100 - ohm value. For example, the actual resistance can be anywhere between 99 ohms and 101 ohms.
- **KEA**: This is a specific code assigned by the manufacturer, which may represent additional features, such as a particular manufacturing process, packaging option, or a specific application - oriented characteristic.
## 3. Electrical Characteristics
### Resistance Value
The nominal resistance of the CRCW1206100RFKEA is 100 ohms. This value is carefully controlled during the manufacturing process to ensure high precision. The ±1% tolerance makes it suitable for applications where accurate resistance values are critical, such as in precision measurement circuits, voltage - divider networks, and signal - conditioning circuits.
### Power Rating
The power rating of the 1206 - sized resistor in this series is typically around 0.25 watts. This means that the resistor can safely dissipate up to 0.25 watts of power without significant overheating or damage. It is important to consider the power dissipation when using the resistor in a circuit, as exceeding the power rating can lead to a change in resistance value or even failure of the component.
### Temperature Coefficient of Resistance (TCR)
The TCR of the CRCW1206100RFKEA is relatively low. A low TCR indicates that the resistance value of the resistor changes minimally with temperature variations. This is important in applications where the operating temperature may fluctuate, such as in automotive electronics, industrial control systems, and outdoor - use electronic devices. A stable resistance value over a wide temperature range ensures the reliability and performance of the overall circuit.
## 4. Physical Characteristics
### Size and Shape
As mentioned earlier, the 1206 size (3.2 mm x 1.6 mm) is a standard surface - mount package. The rectangular shape of the resistor allows for easy placement on PCBs using automated pick - and - place machines. The small size also enables high - density circuit design, which is essential for modern electronic devices that require miniaturization.
### Terminations
The resistor has metal terminations on both ends. These terminations are designed to provide good electrical contact with the PCB pads. They are typically made
Images for reference
CRCW-1206
SMD Thick Film Side
SMD Thick Film Top