LQH3NPN100MJRL

The LQH3NPN100MJRL is an inductor manufactured by Murata Electronics, designed for use in various electronic applications, particularly in power supply circuits and RF (radio frequency) applications. Here’s a detailed description of its features and specifications:

General Characteristics:

• Type: The LQH3NPN100MJRL is a surface-mount inductor, which means it is designed to be mounted directly onto the surface of a printed circuit board (PCB).
• Form Factor: It typically comes in a compact package size, which allows for efficient use of space on the PCB, making it suitable for applications where size is a critical factor.

Electrical Specifications:

• Inductance Value: The inductor has a nominal inductance of 10 µH (microhenries), which makes it suitable for filtering and energy storage applications in power circuits.
• DC Resistance (DCR): The inductor features a low DC resistance, which minimizes power loss and improves efficiency in circuits.
• Rated Current: It is rated for a specific maximum current, which indicates the highest current the inductor can handle without saturating or overheating. This is crucial for ensuring reliability in high-current applications.
• Self-Resonant Frequency (SRF): The inductor has a self-resonant frequency that defines the frequency at which it will resonate, which is important for RF applications.

Physical Characteristics:

• Construction: The LQH3NPN100MJRL is typically constructed using a ferrite core, which provides good magnetic properties and helps in achieving the desired inductance value.
• Dimensions: The inductor has a small footprint, often around 3.2 mm x 3.2 mm, making it suitable for compact designs.
• Weight: It is lightweight, which is beneficial for portable electronic devices.

Environmental and Reliability Features:

• Operating Temperature Range: The inductor is designed to operate within a specified temperature range, ensuring reliability in various environmental conditions.
• RoHS Compliance: The LQH3NPN100MJRL is compliant with RoHS (Restriction of Hazardous Substances) regulations, indicating that it is free from certain hazardous materials, making it safer for the environment.

Applications:

• Power Supply Circuits: Commonly used in DC-DC converters, voltage regulators, and other power management applications.
• RF Applications: Suitable for use in RF circuits, including filters and oscillators, due to its inductance value and frequency characteristics.
• Consumer Electronics: Often found in devices such as smartphones, tablets, and other compact electronic devices where space and efficiency are critical.

Conclusion:

The LQH3NPN100MJRL from Murata Electronics is a versatile and reliable inductor that meets the demands of modern electronic applications. Its compact size, low DC resistance, and compliance with environmental standards make it an excellent choice for engineers looking to optimize their designs for performance and sustainability.