RC0603FR-0723K7L
Compact SMD thick film resistors for precise electronic circuits
Manufacturer： yageo
series introduction
# Introduction to the RC0603FR - 0723K7L Product Series
## 1. Overview
The RC0603FR - 0723K7L belongs to a specific series of surface - mount resistors. These resistors are an essential component in modern electronic circuits, playing a crucial role in controlling current flow, dividing voltages, and providing impedance matching. The "RC0603" indicates the physical size of the resistor, which is a standard 0603 package. This package size is widely used in various electronic devices due to its relatively small footprint, making it suitable for high - density circuit board designs.
## 2. Package Dimensions and Physical Characteristics
### Package Size
The 0603 package has well - defined dimensions. Typically, it measures approximately 0.06 inches (1.6 mm) in length and 0.03 inches (0.8 mm) in width. This compact size allows for efficient use of printed circuit board (PCB) space, enabling designers to create smaller and more integrated electronic products.
### Construction
The resistor is constructed using a thin - film technology. A thin resistive film is deposited on a ceramic substrate. This construction method offers several advantages, including high precision, low noise, and good temperature stability. The ceramic substrate provides mechanical support and electrical insulation, ensuring the reliability of the resistor in different operating conditions.
## 3. Electrical Specifications
### Resistance Value
The "23K7" in the part number indicates the resistance value of the resistor. It has a resistance of 23.7 kΩ (kilo - ohms). This specific resistance value is carefully selected to meet the requirements of various electronic circuits, such as biasing transistors, setting gain in amplifiers, or providing a specific load impedance.
### Tolerance
The "07" in the part number represents the tolerance of the resistor. In this case, it has a tolerance of ±1%. This means that the actual resistance value of the resistor can vary by up to 1% from the nominal value of 23.7 kΩ. A low tolerance is important in applications where precise resistance values are required, such as in precision measurement circuits or high - performance audio amplifiers.
### Temperature Coefficient
The resistor has a specified temperature coefficient, which indicates how the resistance value changes with temperature. A low temperature coefficient ensures that the resistance remains relatively stable over a wide temperature range. This is crucial in applications where the operating temperature may vary significantly, such as in automotive electronics or industrial control systems.
## 4. Power Rating
The power rating of the RC0603FR - 0723K7L is an important parameter. It determines the maximum amount of power that the resistor can safely dissipate without overheating. For the 0603 package, the typical power rating is around 1/16 watt (62.5 mW). Designers need to ensure that the power dissipated by the resistor in the circuit does not exceed this rating to avoid damage to the component and ensure the long - term reliability of the circuit.
## 5. Applications
### Consumer Electronics
In smartphones, tablets, and laptops, these resistors are used in power management circuits, signal conditioning circuits, and audio processing circuits. Their small size allows for the miniaturization of these devices, while their high precision ensures the proper functioning of the circuits.
### Automotive Electronics
In automotive applications, such as engine control units (ECUs), anti - lock braking systems (ABS), and infotainment systems, the RC0603FR - 0723K7L resistors are used. Their temperature stability and reliability make them suitable for the harsh operating conditions in vehicles, including high temperatures, vibrations, and electrical noise.
### Industrial
Images for reference
0603 Chip Resistor, SMT
Thick Film Resistor Side
Thick Film Resistor Top