GRM1555C1HR75BA01D
Small 0402 ceramic capacitors for precise electronic circuits
Manufacturer： murata
series introduction
# Introduction to the GRM1555C1HR75BA01D Product Series
## 1. Overview
The GRM1555C1HR75BA01D product series belongs to the realm of electronic components, specifically within the category of multilayer ceramic capacitors (MLCCs). These capacitors are essential building - blocks in modern electronic circuits, playing a crucial role in a wide range of applications due to their unique electrical properties and reliable performance.
## 2. Physical Characteristics
### Dimensions
The GRM1555C1HR75BA01D series features a compact size, which is a significant advantage in today's miniaturized electronic devices. The specific dimensions are carefully engineered to fit into tight spaces on printed circuit boards (PCBs). This compactness allows for high - density PCB designs, enabling the integration of more components in a limited area, which is particularly important for portable electronics such as smartphones, tablets, and wearables.
### Construction
These MLCCs are constructed using multiple layers of ceramic dielectric material interleaved with metal electrodes. The ceramic dielectric is a key factor in determining the capacitor's electrical properties. The manufacturing process involves precise lamination and firing techniques to ensure the integrity and uniformity of the layers. This results in a robust and reliable component that can withstand various environmental and electrical stresses.
## 3. Electrical Properties
### Capacitance
The series offers a specific capacitance value of 0.75 μF. Capacitance is a measure of a capacitor's ability to store electrical charge. This value makes the GRM1555C1HR75BA01D suitable for applications where a moderate amount of charge storage is required, such as decoupling and filtering in power supply circuits. Decoupling capacitors help to reduce voltage fluctuations and noise in power lines, ensuring a stable power supply to sensitive electronic components.
### Voltage Rating
It has a rated voltage that is carefully specified to ensure safe and reliable operation. The voltage rating indicates the maximum voltage that the capacitor can withstand without experiencing breakdown or other electrical failures. This makes it suitable for use in circuits with appropriate voltage levels, providing a reliable solution for power management and signal conditioning applications.
### Tolerance
The capacitance tolerance of the GRM1555C1HR75BA01D series is tightly controlled. A low tolerance value means that the actual capacitance of the capacitor is close to the specified value. This is important in applications where precise capacitance values are required for proper circuit operation, such as in oscillator circuits and frequency - sensitive filters.
### Temperature Coefficient
The temperature coefficient of the ceramic dielectric in these capacitors is designed to ensure stable performance over a wide temperature range. This means that the capacitance value changes minimally with temperature variations. As a result, the GRM1555C1HR75BA01D series can be used in environments with fluctuating temperatures, such as automotive electronics, industrial control systems, and outdoor electronic devices.
## 4. Performance Advantages
### Low Equivalent Series Resistance (ESR)
The GRM1555C1HR75BA01D series exhibits a low ESR. ESR is the resistance that appears in series with the capacitance of the capacitor. A low ESR is beneficial in high - frequency applications as it reduces power losses and heat generation. This allows the capacitor to handle high - frequency signals more efficiently, making it suitable for use in radio frequency (RF) circuits, switching power supplies, and high - speed digital circuits.
### High Ripple Current Capability
It has a high ripple current capability, which means it can handle alternating current (AC) components (ripple) superimposed on a direct current (DC) bias. This is important in power supply applications where the capacitor needs to filter out the ripple voltage and provide a smooth DC
Images for reference
GRM Series_0402(0.5mm Thickness)
0402(10x5)
GRM Series_0402(0.5mm Thickness)