GRM188R71C222KA01D
Compact multilayer ceramic capacitors for surface-mount electronic circuits
Manufacturer： murata
series introduction
# Introduction to the GRM188R71C222KA01D Product Series
## 1. Overview
The GRM188R71C222KA01D belongs to a specific series of electronic components, most likely multilayer ceramic capacitors (MLCCs). These components are widely used in various electronic circuits due to their excellent electrical properties, compact size, and high reliability.
## 2. Product Naming Convention
Let's break down the product code "GRM188R71C222KA01D" to understand its key features:
- **GRM**: This is often the product series prefix used by the manufacturer to identify a particular line of MLCCs. It represents the general family of components with similar design and performance characteristics.
- **188**: This typically indicates the physical size of the capacitor. In the case of MLCCs, it usually follows a standard size code. For example, it might represent a specific length and width dimension, which is important for PCB (Printed Circuit Board) layout and compatibility.
- **R7**: This denotes the dielectric type. The "R7" dielectric is a Class II dielectric, which offers a relatively high capacitance value for a given size. Class II dielectrics are known for their temperature - dependent capacitance characteristics, but they can provide a large amount of capacitance in a small package.
- **1C**: This part of the code may be related to the rated voltage of the capacitor. Different codes are used to represent different voltage ratings, which is a crucial parameter as it determines the maximum voltage the capacitor can safely handle in a circuit.
- **222**: This is the capacitance value code. In the standard notation for MLCCs, the first two digits are significant figures, and the third digit is the multiplier. So, "222" means \(22\times10^{2}\) pF, which is equal to 2200 pF or 2.2 nF.
- **KA**: This may represent additional characteristics such as tolerance. The tolerance indicates the allowable deviation from the nominal capacitance value. For example, a "KA" code might correspond to a ±10% tolerance, meaning the actual capacitance of the capacitor can vary between 1.98 nF and 2.42 nF.
- **01D**: This could be a specific manufacturing or revision code, which might include details about the production batch, process improvements, or other internal - specific information.
## 3. Electrical Characteristics
### Capacitance
As mentioned earlier, the nominal capacitance of the GRM188R71C222KA01D is 2.2 nF. This capacitance value is suitable for a wide range of applications, such as coupling, decoupling, and filtering in electronic circuits. Coupling capacitors are used to transfer AC signals between different stages of a circuit while blocking DC components. Decoupling capacitors are used to provide a local reservoir of charge to stabilize the power supply voltage and reduce noise in the circuit. Filtering capacitors are used to remove unwanted frequencies from a signal.
### Voltage Rating
The voltage rating, as indicated by the "1C" code, determines the maximum voltage that the capacitor can withstand without experiencing breakdown or significant degradation in performance. It is important to select a capacitor with an appropriate voltage rating for the specific application to ensure reliable operation. For example, if the circuit operates at a voltage higher than the capacitor's rated voltage, the dielectric may break down, leading to a short - circuit and potentially damaging other components in the circuit.
### Tolerance
With a tolerance of ±10%, the actual capacitance of the GRM188R71C222KA01D can vary within a certain
Images for reference
GRM Series_0603_0.8
0603 Murata MLCC Caps
GRM Series_0603_0.8