Precision thick film resistors for automotive and general electronics
Manufacturer： yageo
# Introduction to the AC1206FR - 072R2L Product Series
## Overview
The AC1206FR - 072R2L product series represents a cutting - edge range of electronic components that are designed to meet the diverse and demanding requirements of modern electronic circuits. These components are engineered with precision and adhere to the highest industry standards, making them a reliable choice for a wide variety of applications.
## Physical Characteristics
### Package Size
The "1206" in the product code refers to the industry - standard package size. In the imperial system, it measures approximately 0.12 inches by 0.06 inches (or 3.2mm x 1.6mm in the metric system). This size is widely used in surface - mount technology (SMT) applications, offering a good balance between component size and electrical performance. It allows for efficient use of PCB (Printed Circuit Board) real - estate while still being large enough to handle a reasonable amount of power and current.
### Appearance
The components in this series have a sleek and uniform appearance. They are typically rectangular in shape with metalized end terminations that provide excellent electrical contact when soldered onto the PCB. The body of the component is made of high - quality materials that offer good mechanical stability and protection against environmental factors.
## Electrical Specifications
### Resistance Value
The "2R2" in the product code indicates a resistance value of 2.2 ohms. This specific resistance value is carefully calibrated during the manufacturing process to ensure high accuracy. The tolerance of the resistance is typically within a narrow range, often specified as ±1% or ±0.5%, which means that the actual resistance of the component will deviate from the nominal 2.2 - ohm value by no more than this percentage. This high - precision resistance is crucial in applications where accurate current and voltage control are required.
### Power Rating
The "07" in the product code is related to the power rating of the component. Components in the AC1206FR - 072R2L series are designed to handle a certain amount of power dissipation. The power rating is an important parameter as it determines the maximum amount of power that the resistor can safely dissipate without overheating. For this series, the power rating is suitable for a variety of low - to medium - power applications, typically in the range of a few hundred milliwatts.
### Temperature Coefficient
The temperature coefficient of resistance (TCR) is another important electrical characteristic. It describes how the resistance of the component changes with temperature. Components in this series have a low TCR, which means that their resistance remains relatively stable over a wide range of operating temperatures. This stability is essential in applications where temperature variations are common, as it helps to maintain the accuracy and reliability of the circuit.
## Performance and Reliability
### Low Noise
The AC1206FR - 072R2L series is designed to generate minimal electrical noise. In sensitive electronic circuits, such as audio amplifiers or high - speed data transmission systems, noise can degrade the performance of the circuit. These resistors are engineered to have low noise levels, ensuring that they do not introduce unwanted interference into the circuit.
### High Frequency Response
With the increasing demand for high - speed electronic devices, the frequency response of components has become a critical factor. The resistors in this series offer excellent high - frequency performance. They have a low parasitic capacitance and inductance, which allows them to operate effectively at high frequencies without significant signal distortion.
### Long - Term Stability
The components are built to last. They are tested rigorously during the manufacturing process to ensure long - term stability. The materials used in their construction are chosen for their durability and resistance to aging. This means that the electrical characteristics of the resistors