LQG15HSR12J02D
Multilayer chip inductors for high-frequency RF applications
Manufacturer： murata
series introduction
# Introduction to the LQG15HSR12J02D Product Series
## 1. Overview
The LQG15HSR12J02D 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 high precision and advanced technology to offer reliable performance in a wide variety of applications.
## 2. Key Features
### 2.1 High - Quality Inductance
- The LQG15HSR12J02D series is characterized by its well - defined inductance values. The inductance is carefully calibrated during the manufacturing process to ensure stability and accuracy. This is crucial for applications where precise electrical characteristics are required, such as in radio frequency (RF) circuits, where inductors play a vital role in tuning and filtering.
- The inductance value is optimized to provide the right amount of reactance at the desired frequencies, enabling efficient signal processing and minimizing interference.
### 2.2 Low Resistance
- These components have low direct current resistance (DCR). Low DCR is beneficial as it reduces power losses in the circuit. In power - related applications, such as voltage regulators or DC - DC converters, lower resistance means less energy is wasted as heat, resulting in higher overall efficiency of the system.
- The low resistance also helps in maintaining a stable current flow, which is essential for the proper functioning of sensitive electronic devices.
### 2.3 High Self - Resonant Frequency (SRF)
- The LQG15HSR12J02D series offers a high self - resonant frequency. The self - resonant frequency is the frequency at which the inductor's inductive reactance and capacitive reactance cancel each other out. A high SRF allows the inductor to operate effectively at higher frequencies without significant degradation in performance.
- This makes the series suitable for high - frequency applications, such as wireless communication systems, where signals are transmitted and received at frequencies in the megahertz or gigahertz range.
### 2.4 Compact Size
- The components in this series are designed with a compact form factor. Their small size makes them ideal for use in space - constrained applications, such as mobile devices, wearables, and miniaturized electronic modules.
- Despite their small size, they do not compromise on performance, offering the same high - quality electrical characteristics as larger components.
### 2.5 Excellent Temperature Stability
- The LQG15HSR12J02D series exhibits excellent temperature stability. The electrical properties of the inductors remain relatively constant over a wide temperature range. This is important in applications where the operating environment may experience significant temperature variations, such as automotive electronics or industrial control systems.
- Temperature stability ensures that the performance of the circuit remains consistent, reducing the risk of malfunctions due to temperature - induced changes in the inductor's characteristics.
## 3. Applications
### 3.1 Wireless Communication
- In wireless communication devices such as smartphones, tablets, and Wi - Fi routers, the LQG15HSR12J02D series can be used in RF front - end circuits. They can be employed as matching inductors to optimize the impedance between different components, ensuring maximum power transfer and efficient signal transmission.
- These inductors can also be used in filtering circuits to remove unwanted frequencies and improve the signal quality.
### 3.2 Power Management
- In power management circuits, such as DC - DC converters and voltage regulators, the series is used to store and transfer energy. The low DCR and high inductance stability help in achieving high - efficiency power conversion, which is crucial for extending the battery life of portable devices and reducing energy consumption in larger systems.
### 3.3 Automotive Electronics
Images for reference
0402(LQG15)
LQG15HS Series Top
LQG15HS Series End