LPS4018-103MRC

The LPS4018-103MRC is an inductor manufactured by Coilcraft, designed for use in various electronic applications, particularly in power supply circuits and filtering applications. Here’s a detailed description of its features and specifications:

Physical Characteristics:

• Form Factor: The LPS4018-103MRC is a surface-mount inductor, which means it is designed to be mounted directly onto the surface of a printed circuit board (PCB). This design helps save space and allows for a more compact layout in electronic devices.
• Dimensions: The inductor has a compact footprint, typically measuring around 4.0 mm x 4.0 mm with a height of approximately 1.8 mm. This small size makes it suitable for applications where board space is limited.
• Construction: It features a robust construction with a ferrite core, which enhances its inductance and efficiency. The winding is made from high-quality copper wire, ensuring low DC resistance and high current handling capabilities.

Electrical Specifications:

• Inductance Value: The LPS4018-103MRC has an inductance value of 10 µH (microhenries), making it suitable for various filtering and energy storage applications.
• Current Rating: It is rated for a maximum DC current of approximately 3.0 A, which indicates the maximum current it can handle without saturating. This high current rating is beneficial for power applications where significant current flow is expected.
• DC Resistance (DCR): The inductor has a low DC resistance, typically around 0.045 ohms, which minimizes power losses and improves efficiency in power conversion applications.
• Saturation Current: The saturation current rating is an important specification, indicating the point at which the inductance value begins to drop significantly. For the LPS4018-103MRC, this is typically around 3.5 A, providing a good margin for applications requiring high current.

Performance Characteristics:

• Temperature Range: The inductor operates effectively over a wide temperature range, typically from -40°C to +125°C, making it suitable for use in various environmental conditions.
• Shielding: The LPS4018-103MRC is designed with magnetic shielding, which helps reduce electromagnetic interference (EMI) and ensures stable performance in sensitive applications.

Applications:

The LPS4018-103MRC is commonly used in:

• DC-DC converters
• Power management circuits
• Energy storage applications
• Filtering in power supply circuits
• RF applications

Conclusion:

Overall, the LPS4018-103MRC from Coilcraft is a versatile and efficient surface-mount inductor that combines a compact size with high performance, making it an excellent choice for modern electronic designs requiring reliable inductance in power and filtering applications. Its robust specifications and construction ensure it can handle demanding conditions while maintaining efficiency and performance.