GRM32DR72J333KW01L
High-voltage multilayer ceramic capacitors for surface-mount applications
Manufacturer： murata
series introduction
# Introduction to the GRM32DR72J333KW01L Product Series
## 1. Overview
The GRM32DR72J333KW01L belongs to a high - performance capacitor product series. Capacitors are fundamental components in electronic circuits, and this series is designed to meet the diverse and demanding requirements of modern electronic applications. These capacitors play a crucial role in functions such as energy storage, filtering, coupling, and decoupling, ensuring the stable and efficient operation of electronic devices.
## 2. Product Specifications
### Physical Dimensions
The "GRM32" in the product code indicates specific physical dimensions. This capacitor is designed with a compact form factor, which is suitable for applications where space is at a premium. The standardized size allows for easy integration into printed circuit boards (PCBs) during the manufacturing process, enabling high - density circuit designs.
### Dielectric Material
The "R7" represents the dielectric material used in the capacitor. R7 is a type of ceramic dielectric. Ceramic dielectrics offer several advantages, including high dielectric constant, which allows for a relatively large capacitance value to be achieved in a small physical size. They also have good temperature stability, low equivalent series resistance (ESR), and low equivalent series inductance (ESL), which are essential for high - frequency applications.
### Capacitance Value
The "333" in the code indicates the capacitance value. Using the standard capacitor coding system, the first two digits (33) are the significant figures, and the third digit (3) is the multiplier. So, the capacitance value of the GRM32DR72J333KW01L is \(33\times10^{3}\) pF, which is equivalent to 33 nF. This capacitance value is suitable for a wide range of applications, from simple filtering circuits in audio devices to more complex high - frequency signal processing in communication systems.
### Tolerance
The "J" represents the capacitance tolerance. A "J" tolerance means that the actual capacitance value of the capacitor can vary within ±5% of the nominal value. This relatively tight tolerance ensures that the capacitor performs consistently within the expected range, which is crucial for applications where precise capacitance values are required, such as in oscillator circuits.
### Voltage Rating
The voltage rating of the capacitor is an important parameter. Although not explicitly shown in the given code, it is specified by the manufacturer. The voltage rating indicates the maximum voltage that the capacitor can safely withstand without experiencing dielectric breakdown. This is critical in ensuring the long - term reliability and safety of the capacitor in the circuit.
### Temperature Coefficient
The capacitor's performance can be affected by temperature changes. The R7 dielectric used in this series typically has a relatively stable temperature coefficient, which means that the capacitance value changes minimally over a wide temperature range. This makes the GRM32DR72J333KW01L suitable for use in environments with varying temperatures, such as automotive electronics and industrial control systems.
## 3. Applications
### Power Supply Filtering
In power supply circuits, the GRM32DR72J333KW01L can be used as a filtering capacitor. It helps to smooth out the DC voltage by removing the ripple component that is present in the rectified AC voltage. By storing and releasing electrical energy, the capacitor reduces the voltage fluctuations, providing a more stable power supply to the electronic components in the circuit.
### Signal Coupling and Decoupling
In audio and communication circuits, the capacitor can be used for signal coupling. It allows the AC signal to pass through while blocking the DC component, enabling the transfer of the desired signal between different stages of the circuit. In addition, it can be used for decoupling purposes, isolating different parts of the circuit from
Images for reference
GRM Series_1210_2.0
1210-32D
GRM Series_1210_2.0