LQH32CN4R7M53L
Unshielded wirewound chip inductors for power applications
Manufacturer： murata
series introduction
# Introduction to the LQH32CN4R7M53L Product Series
## 1. Overview
The LQH32CN4R7M53L belongs to a specialized series of electronic components, specifically inductors. Inductors are fundamental passive components in electronic circuits, playing crucial roles in various applications such as power management, signal filtering, and impedance matching. This product series is designed to meet the high - performance requirements of modern electronic devices with its unique features and specifications.
## 2. Physical Characteristics
### Size and Dimensions
The LQH32CN4R7M53L is engineered with a compact form factor. The "32" in the model number typically indicates a certain standard size specification. This compact size makes it suitable for use in space - constrained printed circuit boards (PCBs), which is essential in today's miniaturized electronic devices such as smartphones, tablets, and wearable devices.
### Packaging
It is usually available in surface - mount device (SMD) packaging. SMD technology allows for automated assembly on PCBs, which significantly improves the manufacturing efficiency and reduces production costs. The packaging also provides good mechanical stability and protection for the inductor during handling and operation.
## 3. Electrical Specifications
### Inductance Value
The "4R7" in the model name represents an inductance value of 4.7 μH (microhenries). Inductance is a measure of the inductor's ability to store energy in a magnetic field when an electric current flows through it. A 4.7 μH inductance is commonly used in a wide range of applications, including power supply filtering and RF (radio frequency) circuits.
### Tolerance
The "M" in the model indicates the tolerance of the inductance value. In this case, an "M" typically represents a tolerance of ±20%. This means that the actual inductance value of the LQH32CN4R7M53L can vary within the range of 3.76 μH to 5.64 μH. While a relatively wide tolerance, it is still suitable for many general - purpose applications where precise inductance values are not critical.
### DC Resistance (DCR)
The LQH32CN4R7M53L has a specific DC resistance value. A low DCR is desirable as it reduces power losses in the inductor when a direct current (DC) flows through it. Lower DCR also helps in improving the efficiency of power - related circuits, such as voltage regulators and DC - DC converters.
### Saturation Current
The saturation current is an important parameter for inductors. It represents the maximum DC current that the inductor can handle before its inductance value starts to decrease significantly. The LQH32CN4R7M53L is designed to have a certain saturation current rating, which ensures stable performance in high - current applications.
## 4. Performance Advantages
### High - Frequency Performance
This product series is optimized for high - frequency operation. It can effectively filter out high - frequency noise and interference in RF circuits, improving the signal quality and reducing electromagnetic interference (EMI). This makes it suitable for use in wireless communication devices, such as Wi - Fi routers, Bluetooth devices, and mobile phones.
### Temperature Stability
The LQH32CN4R7M53L exhibits good temperature stability. Its electrical characteristics, such as inductance and DCR, do not change significantly over a wide temperature range. This ensures reliable performance in different environmental conditions, from low - temperature industrial applications to high - temperature automotive electronics.
## 5. Application Areas
### Power Management
In power supply circuits, the LQH32CN4R7M53L can be used as a
Images for reference
LQH32C_53
LQH32C_53 Series Top
LQH32C_53 Series End